diff --git a/es/kicad.po b/es/kicad.po
index 95f190607b..933f1c8ad8 100644
--- a/es/kicad.po
+++ b/es/kicad.po
@@ -2,8 +2,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: KiCad Spanish Translation\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2017-08-14 12:48+0200\n"
-"PO-Revision-Date: 2017-08-14 12:48+0200\n"
+"POT-Creation-Date: 2017-08-18 11:05+0200\n"
+"PO-Revision-Date: 2017-08-18 11:36+0200\n"
 "Last-Translator: Iñigo Figuero <ifs@elektroquark.com>\n"
 "Language-Team: KiCad Team <ifs@elektroquark.com>\n"
 "Language: es_ES\n"
@@ -2082,7 +2082,7 @@ msgstr "Elementos:"
 
 #: common/dialogs/dialog_list_selector_base.cpp:37
 #: eeschema/dialogs/dialog_erc_base.cpp:71
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1151
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1172
 #: pcbnew/dialogs/dialog_drc_base.cpp:167
 #: pcbnew/dialogs/dialog_exchange_modules_base.cpp:89
 #: pcbnew/dialogs/dialog_gendrill_base.cpp:208
@@ -4007,7 +4007,7 @@ msgstr ""
 msgid "none"
 msgstr "ninguno"
 
-#: eeschema/class_libentry.cpp:549
+#: eeschema/class_libentry.cpp:548
 #, c-format
 msgid ""
 "An attempt was made to remove the %s field from component %s in library %s."
@@ -12755,7 +12755,7 @@ msgid "uA"
 msgstr "uA"
 
 #: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:62
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1162
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1183
 msgid "Formula"
 msgstr "Fórmula"
 
@@ -12764,12 +12764,12 @@ msgid "Vout = Vref * (R1 + R2) / R2"
 msgstr "Vout = Vref * (R1 + R2) / R2"
 
 #: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:89
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1112
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1133
 msgid "R1"
 msgstr "R1"
 
 #: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:103
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1123
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1144
 msgid "R2"
 msgstr "R2"
 
@@ -12816,7 +12816,7 @@ msgid "3 Terminal Type"
 msgstr "Tipo de 3 terminales"
 
 #: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:181
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1094
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1115
 msgid "Calculate"
 msgstr "Calcular"
 
@@ -12918,20 +12918,20 @@ msgstr "Sección"
 #: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:476
 #: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:488
 #: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:500
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:951
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:955
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:959
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:963
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:967
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:971
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:975
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:979
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:983
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:987
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:991
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:995
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:999
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1003
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:972
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:976
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:980
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:984
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:988
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:992
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:996
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1000
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1004
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1008
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1012
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1016
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1020
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1024
 #: pcbnew/dialogs/dialog_pad_properties_base.cpp:245
 #: pcbnew/dialogs/wizard_3DShape_Libs_downloader_base.cpp:170
 msgid "dummy"
@@ -13199,205 +13199,213 @@ msgstr "Parámetros componente:"
 msgid "Frequency"
 msgstr "Frecuencia"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:802
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:798
+msgid "Zdiff = Zodd * 2"
+msgstr "Zdif = Zimp * 2"
+
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:804
+msgid "Zcommon = Zeven / 2"
+msgstr "Zcomún = Zpar / 2"
+
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:823
 msgid "Physical Parameters"
 msgstr "Parámetros físicos"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:813
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:834
 msgid "Prm1"
 msgstr "Prm1"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:828
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:849
 msgid "prm2"
 msgstr "prm2"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:843
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:864
 msgid "prm3"
 msgstr "prm3"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:876
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:897
 msgid "Analyze"
 msgstr "Analizare"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:879
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:900
 msgid "Synthetize"
 msgstr "Sintetizar"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:892
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:913
 msgid "Electrical Parameters:"
 msgstr "Parámetros eléctricos:"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:900
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:912
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:921
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:933
 msgid "Z"
 msgstr "Z"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:924
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:945
 #: pcbnew/class_drawsegment.cpp:355 pcbnew/class_drawsegment.cpp:373
 #: pcbnew/class_pad.cpp:698 pcbnew/class_pcb_text.cpp:134
 #: pcbnew/class_text_mod.cpp:384
 msgid "Angle"
 msgstr "Ángulo"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:943
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:964
 msgid "Results:"
 msgstr "Resultados:"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1020
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1041
 msgid "TransLine"
 msgstr "TransLine"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1023
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1044
 msgid "label"
 msgstr "etiqueta"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1028
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1049
 msgid "PI"
 msgstr "PI"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1028
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1049
 msgid "Tee"
 msgstr "Tee"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1028
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1049
 msgid "Bridged Tee"
 msgstr "Tee puenteada"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1028
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1049
 msgid "Resistive Splitter"
 msgstr "Divisor resistivo"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1030
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1051
 msgid "Attenuators:"
 msgstr "Atenuadores:"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1044
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1065
 msgid "Parameters:"
 msgstr "Parámetros:"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1052
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1073
 msgid "Attenuation"
 msgstr "Atenuación"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1059
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1080
 msgid "dB"
 msgstr "dB"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1063
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1084
 msgid "Zin"
 msgstr "Zin"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1070
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1081
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1119
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1130
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1141
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1091
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1102
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1140
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1151
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1162
 msgid "Ohms"
 msgstr "Ohms"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1074
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1095
 msgid "Zout"
 msgstr "Zout"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1104
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1125
 #: pcbnew/class_pcb_layer_widget.cpp:79
 msgid "Values"
 msgstr "Valores"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1134
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1155
 msgid "R3"
 msgstr "R3"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1174
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1195
 msgid "RF Attenuators"
 msgstr "Atenuadores RF"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1179
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1200
 msgid "10% / 5%"
 msgstr "10% / 5%"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1179
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1200
 msgid "<= 2%"
 msgstr "<= 2%"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1181
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1210
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1202
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1231
 msgid "Tolerance"
 msgstr "Tolerancia"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1190
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1211
 msgid "1st Band"
 msgstr "1ª banda"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1194
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1215
 msgid "2nd Band"
 msgstr "2ª banda"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1198
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1219
 msgid "3rd Band"
 msgstr "3ª banda"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1202
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1223
 msgid "4th Band"
 msgstr "4ª banda"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1206
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1227
 msgid "Multiplier"
 msgstr "Multiplicador"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1239
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1260
 msgid "Color Code"
 msgstr "Código color"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1252
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1273
 msgid "Note: Values are minimal values"
 msgstr "Nota: Los valores son mínimos"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1271
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1292
 msgid "Class 1"
 msgstr "Clase 1"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1272
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1293
 msgid "Class 2"
 msgstr "Clase 2"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1273
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1294
 msgid "Class 3"
 msgstr "Clase 3"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1274
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1295
 msgid "Class 4"
 msgstr "Clase 4"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1275
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1296
 msgid "Class 5"
 msgstr "Clase 5"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1276
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1297
 msgid "Class 6"
 msgstr "Clase 6"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1283
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1304
 msgid "Lines width"
 msgstr "Ancho de líneas"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1284
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1305
 msgid "Min clearance"
 msgstr "Margen min"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1285
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1306
 msgid "Via: (diam - drill)"
 msgstr "Vía (diam - taladro)"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1286
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1307
 msgid "Plated Pad: (diam - drill)"
 msgstr "Pad plateado: (diam - taladro)"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1287
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1308
 msgid "NP Pad: (diam - drill)"
 msgstr "Pad NP: (diam - taladro)"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1306
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.cpp:1327
 msgid "Board Classes"
 msgstr "Clases de placas"
 
@@ -13954,7 +13962,7 @@ msgstr "Zoom "
 msgid "Block Operation"
 msgstr "Operación en bloques"
 
-#: pcbnew/board_netlist_updater.cpp:108 pcbnew/class_board.cpp:2414
+#: pcbnew/board_netlist_updater.cpp:108 pcbnew/class_board.cpp:2420
 #, c-format
 msgid "Adding new component \"%s:%s\" footprint \"%s\".\n"
 msgstr "Añadiendo del nuevo componente \"%s:%s\" la huella \"%s\".\n"
@@ -13970,7 +13978,7 @@ msgid "Cannot add component %s due to missing footprint %s.\n"
 msgstr ""
 "No puede añadirse el componente %s ya que no se encuentra la huella %s.\n"
 
-#: pcbnew/board_netlist_updater.cpp:142 pcbnew/class_board.cpp:2423
+#: pcbnew/board_netlist_updater.cpp:142 pcbnew/class_board.cpp:2429
 #, c-format
 msgid "Cannot add new component \"%s:%s\" due to missing footprint \"%s\".\n"
 msgstr ""
@@ -13982,7 +13990,7 @@ msgstr ""
 msgid "Change component %s footprint from %s to %s.\n"
 msgstr "Cambiar huella del componente %s de %s a %s.\n"
 
-#: pcbnew/board_netlist_updater.cpp:176 pcbnew/class_board.cpp:2457
+#: pcbnew/board_netlist_updater.cpp:176 pcbnew/class_board.cpp:2463
 #, c-format
 msgid "Replacing component \"%s:%s\" footprint \"%s\" with \"%s\".\n"
 msgstr "Reemplazando del componente \"%s:%s\" la huella \"%s\" con \"%s\".\n"
@@ -13993,7 +14001,7 @@ msgid "Cannot change component %s footprint due to missing footprint %s.\n"
 msgstr ""
 "No puede modificarse el componente %s ya que no se encuentra la huella %s.\n"
 
-#: pcbnew/board_netlist_updater.cpp:213 pcbnew/class_board.cpp:2468
+#: pcbnew/board_netlist_updater.cpp:213 pcbnew/class_board.cpp:2474
 #, c-format
 msgid "Cannot replace component \"%s:%s\" due to missing footprint \"%s\".\n"
 msgstr ""
@@ -14005,7 +14013,7 @@ msgstr ""
 msgid "Change component %s reference to %s.\n"
 msgstr "Cambiar la referencia del componente %s a %s.\n"
 
-#: pcbnew/board_netlist_updater.cpp:248 pcbnew/class_board.cpp:2521
+#: pcbnew/board_netlist_updater.cpp:248 pcbnew/class_board.cpp:2527
 #, c-format
 msgid "Changing component \"%s:%s\" reference to \"%s\".\n"
 msgstr "Cambiando del componente \"%s:%s\" la referencia a \"%s\".\n"
@@ -14015,12 +14023,12 @@ msgstr "Cambiando del componente \"%s:%s\" la referencia a \"%s\".\n"
 msgid "Change component %s value from %s to %s.\n"
 msgstr "Cambiar el valor del componente %s de %s a %s.\n"
 
-#: pcbnew/board_netlist_updater.cpp:272 pcbnew/class_board.cpp:2537
+#: pcbnew/board_netlist_updater.cpp:272 pcbnew/class_board.cpp:2543
 #, c-format
 msgid "Changing component \"%s:%s\" value from \"%s\" to \"%s\".\n"
 msgstr "Cambiando del componente \"%s:%s\" el valor de \"%s\" a \"%s\".\n"
 
-#: pcbnew/board_netlist_updater.cpp:290 pcbnew/class_board.cpp:2554
+#: pcbnew/board_netlist_updater.cpp:290 pcbnew/class_board.cpp:2560
 #, c-format
 msgid "Changing component path \"%s:%s\" to \"%s\".\n"
 msgstr "Cambiando la ruta del componente de \"%s:%s\" a \"%s\".\n"
@@ -14030,7 +14038,7 @@ msgstr "Cambiando la ruta del componente de \"%s:%s\" a \"%s\".\n"
 msgid "Disconnect component %s pin %s.\n"
 msgstr "Desconectar del componente %s el pin %s.\n"
 
-#: pcbnew/board_netlist_updater.cpp:335 pcbnew/class_board.cpp:2578
+#: pcbnew/board_netlist_updater.cpp:335 pcbnew/class_board.cpp:2584
 #, c-format
 msgid "Clearing component \"%s:%s\" pin \"%s\" net name.\n"
 msgstr ""
@@ -14051,7 +14059,7 @@ msgstr "Reconectar del componente %s el pin %s desde la red %s a la red %s.\n"
 msgid "Connect component %s pin %s to net %s.\n"
 msgstr "Conectar del componente %s el pin %s a la red %s.\n"
 
-#: pcbnew/board_netlist_updater.cpp:396 pcbnew/class_board.cpp:2597
+#: pcbnew/board_netlist_updater.cpp:396 pcbnew/class_board.cpp:2603
 #, c-format
 msgid ""
 "Changing component \"%s:%s\" pin \"%s\" net name from \"%s\" to \"%s\".\n"
@@ -14069,7 +14077,7 @@ msgstr "El componente %s está bloqueado, no se eliminará.\n"
 msgid "Remove component %s."
 msgstr "Eliminar el componente %s."
 
-#: pcbnew/board_netlist_updater.cpp:452 pcbnew/class_board.cpp:2649
+#: pcbnew/board_netlist_updater.cpp:452 pcbnew/class_board.cpp:2655
 #, c-format
 msgid "Removing unused component \"%s:%s\".\n"
 msgstr "Eliminando el componente no utilizado \"%s:%s\".\n"
@@ -14079,7 +14087,7 @@ msgstr "Eliminando el componente no utilizado \"%s:%s\".\n"
 msgid "Remove single pad net %s."
 msgstr "Eliminar la red de un único pad %s."
 
-#: pcbnew/board_netlist_updater.cpp:521 pcbnew/class_board.cpp:2712
+#: pcbnew/board_netlist_updater.cpp:521 pcbnew/class_board.cpp:2718
 #, c-format
 msgid "Remove single pad net \"%s\" on \"%s\" pad '%s'\n"
 msgstr "Eliminar la red \"%s\" de un solo pad en \"%s\" pad '%s'\n"
@@ -14165,49 +14173,49 @@ msgstr "Suministrador y ref"
 msgid "This is the default net class."
 msgstr "Esta es la clase de red por defecto."
 
-#: pcbnew/class_board.cpp:1095 pcbnew/class_module.cpp:551
+#: pcbnew/class_board.cpp:1101 pcbnew/class_module.cpp:551
 #: pcbnew/class_netinfo_item.cpp:120 pcbnew/pcb_draw_panel_gal.cpp:323
 #: pcbnew/tools/pad_tool.cpp:77
 msgid "Pads"
 msgstr "Pads"
 
-#: pcbnew/class_board.cpp:1098 pcbnew/class_netinfo_item.cpp:140
+#: pcbnew/class_board.cpp:1104 pcbnew/class_netinfo_item.cpp:140
 #: pcbnew/dialogs/dialog_global_deletion_base.cpp:68
 #: pcbnew/dialogs/dialog_track_via_properties_base.cpp:159
 #: pcbnew/pcb_draw_panel_gal.cpp:326
 msgid "Vias"
 msgstr "Vías"
 
-#: pcbnew/class_board.cpp:1101 pcbnew/pcb_draw_panel_gal.cpp:329
+#: pcbnew/class_board.cpp:1107 pcbnew/pcb_draw_panel_gal.cpp:329
 msgid "Track Segments"
 msgstr "Segmentos de pista"
 
-#: pcbnew/class_board.cpp:1104 pcbnew/pcb_draw_panel_gal.cpp:332
+#: pcbnew/class_board.cpp:1110 pcbnew/pcb_draw_panel_gal.cpp:332
 msgid "Nodes"
 msgstr "Nodos"
 
-#: pcbnew/class_board.cpp:1107 pcbnew/pcb_draw_panel_gal.cpp:335
+#: pcbnew/class_board.cpp:1113 pcbnew/pcb_draw_panel_gal.cpp:335
 #: pcbnew/dialogs/dialog_select_net_from_list_base.h:58
 msgid "Nets"
 msgstr "Redes"
 
-#: pcbnew/class_board.cpp:1110 pcbnew/dialogs/dialog_drc_base.cpp:266
+#: pcbnew/class_board.cpp:1116 pcbnew/dialogs/dialog_drc_base.cpp:266
 #: pcbnew/pcb_draw_panel_gal.cpp:338
 msgid "Unconnected"
 msgstr "No conectado"
 
-#: pcbnew/class_board.cpp:2396
+#: pcbnew/class_board.cpp:2402
 #, c-format
 msgid "Checking netlist component footprint \"%s:%s:%s\".\n"
 msgstr "Comprobando la huella del componente de la red \"%s:%s:%s\".\n"
 
-#: pcbnew/class_board.cpp:2756
+#: pcbnew/class_board.cpp:2762
 #, c-format
 msgid "Component '%s' pad '%s' not found in footprint '%s'\n"
 msgstr ""
 "No se ha encontrado del componente '%s' el pad '%s' en la huella '%s'\n"
 
-#: pcbnew/class_board.cpp:2774
+#: pcbnew/class_board.cpp:2780
 #, c-format
 msgid "Copper zone (net name '%s'): net has no pads connected."
 msgstr "Zona de cobre (red '%s'): la red no tiene pads conectados."
@@ -21303,17 +21311,17 @@ msgstr ""
 "Este archivo ha sido creado por una versión anterior de Pcbnew.\n"
 "Se utilizará el nuevo formato cuando se guarde de nuevo."
 
-#: pcbnew/files.cpp:658
+#: pcbnew/files.cpp:655
 #, c-format
 msgid "Warning: unable to create backup file '%s'"
 msgstr "Atención: no puede crearse el archivo de copia de seguridad '%s'"
 
-#: pcbnew/files.cpp:685 pcbnew/files.cpp:778
+#: pcbnew/files.cpp:682 pcbnew/files.cpp:775
 #, c-format
 msgid "No access rights to write to file '%s'"
 msgstr "No hay derechos de acceso para escribir al archivo '%s'"
 
-#: pcbnew/files.cpp:724 pcbnew/files.cpp:803
+#: pcbnew/files.cpp:721 pcbnew/files.cpp:800
 #, c-format
 msgid ""
 "Error saving board file '%s'.\n"
@@ -21322,22 +21330,22 @@ msgstr ""
 "Error al guardar el archivo de placa '%s'.\n"
 "%s"
 
-#: pcbnew/files.cpp:730
+#: pcbnew/files.cpp:727
 #, c-format
 msgid "Failed to create '%s'"
 msgstr "No se ha podido crear '%s'"
 
-#: pcbnew/files.cpp:756
+#: pcbnew/files.cpp:753
 #, c-format
 msgid "Backup file: '%s'"
 msgstr "Archivo de copia de seguridad: '%s'"
 
-#: pcbnew/files.cpp:758
+#: pcbnew/files.cpp:755
 #, c-format
 msgid "Wrote board file: '%s'"
 msgstr "Archivo de placa guardado: '%s'"
 
-#: pcbnew/files.cpp:812
+#: pcbnew/files.cpp:809
 #, c-format
 msgid ""
 "Board copied to:\n"
@@ -23027,15 +23035,15 @@ msgstr "&Archivar huellas en librería del proyecto"
 
 #: pcbnew/menubar_pcbframe.cpp:797
 msgid ""
-"Archive footprints in existing library in footprint Lib table(does not "
+"Archive all footprints in existing library in footprint Lib table(does not "
 "remove other footprints in this library)"
 msgstr ""
-"Archivar las huellas en una librería existente en la tabla de librerías de "
-"huellas (no elimina otras huellas de la librería)"
+"Archivar todas las huellas en la biblioteca existente en la tabla huellas "
+"(no elimina otras huellas en esta biblioteca)"
 
 #: pcbnew/menubar_pcbframe.cpp:802
-msgid "&Create Library and Archive Footprints"
-msgstr "&Crear librería y archivar huellas"
+msgid "&Create New Library and Archive Footprints"
+msgstr "&Crear nueva librería y archivar huellas"
 
 #: pcbnew/menubar_pcbframe.cpp:803
 msgid ""
@@ -23050,8 +23058,8 @@ msgid "Arc&hive Footprints"
 msgstr "Arc&hivar huellas"
 
 #: pcbnew/menubar_pcbframe.cpp:810
-msgid "Archive or add footprints in library file"
-msgstr "Archivar o añadir huellas en una librería"
+msgid "Archive or add all footprints in library file"
+msgstr "Archivar o añadir todas las huellas en un archivo de librería"
 
 #: pcbnew/menubar_pcbframe.cpp:814
 msgid "Close Pcbnew"
@@ -24073,15 +24081,15 @@ msgstr "Disminuir la amplitud de meandro en un paso."
 msgid "Length Tuner"
 msgstr "Afinado de longitud"
 
-#: pcbnew/router/length_tuner_tool.cpp:209
+#: pcbnew/router/length_tuner_tool.cpp:213
 msgid "Tune Trace Length"
 msgstr "Afinar longitud de pista"
 
-#: pcbnew/router/length_tuner_tool.cpp:216
+#: pcbnew/router/length_tuner_tool.cpp:220
 msgid "Tune Diff Pair Length"
 msgstr "Afinar longitud de par diferencial"
 
-#: pcbnew/router/length_tuner_tool.cpp:223
+#: pcbnew/router/length_tuner_tool.cpp:227
 msgid "Tune Diff Pair Skew"
 msgstr "Afinar desvío de par diferencial"
 
@@ -25286,7 +25294,7 @@ msgstr "Duplicar zona"
 
 #: pcbnew/tools/pcb_editor_control.cpp:1133
 msgid "Pick Components for Local Ratsnest"
-msgstr ""
+msgstr "Seleccionar componentes de la red local"
 
 #: pcbnew/tools/pcbnew_control.cpp:753
 msgid "Are you sure you want to delete item?"
@@ -25303,7 +25311,7 @@ msgstr ""
 
 #: pcbnew/tools/pcbnew_control.cpp:890
 msgid "Append a board"
-msgstr ""
+msgstr "Añadir placa"
 
 #: pcbnew/tools/pcbnew_control.cpp:933
 msgid "Not available in OpenGL/Cairo canvases."
@@ -25311,7 +25319,7 @@ msgstr "No se encuentra disponible en los lienzos OpenGL/Cairo."
 
 #: pcbnew/tools/placement_tool.cpp:42
 msgid "Align to Top"
-msgstr ""
+msgstr "Alinear arriba"
 
 #: pcbnew/tools/placement_tool.cpp:43
 msgid "Aligns selected items to the top edge"
@@ -25319,7 +25327,7 @@ msgstr "Alinea los elementos seleccionados al borde superior."
 
 #: pcbnew/tools/placement_tool.cpp:47
 msgid "Align to Bottom"
-msgstr ""
+msgstr "Alinear abajo"
 
 #: pcbnew/tools/placement_tool.cpp:48
 msgid "Aligns selected items to the bottom edge"
@@ -25327,7 +25335,7 @@ msgstr "Alinea los elementos seleccionados al borde inferior."
 
 #: pcbnew/tools/placement_tool.cpp:52
 msgid "Align to Left"
-msgstr ""
+msgstr "Alineación izquierda"
 
 #: pcbnew/tools/placement_tool.cpp:53
 msgid "Aligns selected items to the left edge"
@@ -25335,7 +25343,7 @@ msgstr "Alinea los elementos seleccionados al borde izquierdo."
 
 #: pcbnew/tools/placement_tool.cpp:57
 msgid "Align to Right"
-msgstr ""
+msgstr "Alineación derecha"
 
 #: pcbnew/tools/placement_tool.cpp:58
 msgid "Aligns selected items to the right edge"
@@ -25343,7 +25351,7 @@ msgstr "Alinea los elementos seleccionados al borde derecho."
 
 #: pcbnew/tools/placement_tool.cpp:62
 msgid "Distribute Horizontally"
-msgstr ""
+msgstr "Distribuir horizontalmente"
 
 #: pcbnew/tools/placement_tool.cpp:63
 msgid "Distributes selected items along the horizontal axis"
@@ -25351,7 +25359,7 @@ msgstr "Distribuye los elementos seleccionados a lo largo del eje  horizontal."
 
 #: pcbnew/tools/placement_tool.cpp:67
 msgid "Distribute Vertically"
-msgstr ""
+msgstr "Distribuir verticalmente"
 
 #: pcbnew/tools/placement_tool.cpp:68
 msgid "Distributes selected items along the vertical axis"
@@ -25363,19 +25371,19 @@ msgstr "Alinear/distribuir"
 
 #: pcbnew/tools/placement_tool.cpp:145
 msgid "Align to top"
-msgstr ""
+msgstr "Alinear arriba"
 
 #: pcbnew/tools/placement_tool.cpp:182
 msgid "Align to bottom"
-msgstr ""
+msgstr "Alinear abajo"
 
 #: pcbnew/tools/placement_tool.cpp:219
 msgid "Align to left"
-msgstr ""
+msgstr "Alineación izquierda"
 
 #: pcbnew/tools/placement_tool.cpp:256
 msgid "Align to right"
-msgstr ""
+msgstr "Alineación derecha"
 
 #: pcbnew/tools/placement_tool.cpp:311
 msgid "Distribute horizontally"
@@ -25387,11 +25395,11 @@ msgstr "Distribuir verticalmente"
 
 #: pcbnew/tools/point_editor.cpp:51
 msgid "Create a corner"
-msgstr ""
+msgstr "Crear esquina"
 
 #: pcbnew/tools/point_editor.cpp:55
 msgid "Remove Corner"
-msgstr ""
+msgstr "Eliminar esquina"
 
 #: pcbnew/tools/point_editor.cpp:55
 msgid "Remove corner"
@@ -25399,36 +25407,36 @@ msgstr "Eliminar esquina"
 
 #: pcbnew/tools/point_editor.cpp:336
 msgid "Drag a line ending"
-msgstr ""
+msgstr "Dibujar final de línea"
 
 #: pcbnew/tools/point_editor.cpp:853
 msgid "Add a zone corner"
-msgstr ""
+msgstr "Añadir esquina de zona"
 
 #: pcbnew/tools/point_editor.cpp:892
 msgid "Split segment"
-msgstr ""
+msgstr "Dividir segmento"
 
 #: pcbnew/tools/point_editor.cpp:926
 msgid "Remove a zone corner"
-msgstr ""
+msgstr "Eliminar esquina de zona"
 
 #: pcbnew/tools/position_relative_tool.cpp:44
 msgid "Position Relative to..."
-msgstr ""
+msgstr "Posición relativa a..."
 
 #: pcbnew/tools/position_relative_tool.cpp:45
 msgid "Positions the selected item(s) by an exact amount relative to another"
-msgstr ""
+msgstr "Posiciona el/los elemento(s) seleccionado(s) en relación a otro"
 
 #: pcbnew/tools/position_relative_tool.cpp:156
 #: pcbnew/dialogs/dialog_position_relative_base.h:75
 msgid "Position Relative"
-msgstr ""
+msgstr "Posición relativa"
 
 #: pcbnew/tools/selection_tool.cpp:91
 msgid "Trivial Connection"
-msgstr ""
+msgstr "Conexión trivial"
 
 #: pcbnew/tools/selection_tool.cpp:91
 msgid "Selects a connection between two junctions."
@@ -25436,7 +25444,7 @@ msgstr "Selecciona una conexión entre dos puntos de unión."
 
 #: pcbnew/tools/selection_tool.cpp:95
 msgid "Copper Connection"
-msgstr ""
+msgstr "Conexión de cobre"
 
 # Pendiente de contexto
 #: pcbnew/tools/selection_tool.cpp:95
@@ -25445,7 +25453,7 @@ msgstr "Selecciona toda la conexión de cobre."
 
 #: pcbnew/tools/selection_tool.cpp:99
 msgid "Whole Net"
-msgstr ""
+msgstr "Toda la red"
 
 #: pcbnew/tools/selection_tool.cpp:99
 msgid "Selects all tracks & vias belonging to the same net."
@@ -25453,15 +25461,15 @@ msgstr "Selecciona todas las pistas y vías pertenecientes a la misma red."
 
 #: pcbnew/tools/selection_tool.cpp:103
 msgid "Selects all modules and tracks in the schematic sheet"
-msgstr ""
+msgstr "Selecciona todos los módulos y pistas de la hoja de esquema"
 
 #: pcbnew/tools/selection_tool.cpp:107
 msgid "Items in Same Hierarchical Sheet"
-msgstr ""
+msgstr "Elementos en la misma hoja jerárquica"
 
 #: pcbnew/tools/selection_tool.cpp:108
 msgid "Selects all modules and tracks in the same schematic sheet"
-msgstr ""
+msgstr "Selecciona todos los módulos y pistas de la misma hoja de esquema"
 
 #: pcbnew/tools/selection_tool.cpp:112
 msgid "Searches the document for an item"
@@ -25469,11 +25477,11 @@ msgstr "Busca un elemento en el documento."
 
 #: pcbnew/tools/selection_tool.cpp:119
 msgid "Filter Selection"
-msgstr ""
+msgstr "Selección de filtro"
 
 #: pcbnew/tools/selection_tool.cpp:119
 msgid "Filter the types of items in the selection"
-msgstr ""
+msgstr "Filtra los tipos de elementos en la selección"
 
 #: pcbnew/tools/selection_tool.cpp:129
 msgid "Select..."
@@ -25485,7 +25493,7 @@ msgstr "La selección contienen elementos bloqueados. ¿Desea continuar?"
 
 #: pcbnew/tools/selection_tool.cpp:1199
 msgid "Filter selection"
-msgstr ""
+msgstr "Selección de filtro"
 
 #: pcbnew/tools/selection_tool.cpp:1270
 msgid "Clarify selection"
@@ -25517,11 +25525,11 @@ msgstr ", taladro: "
 
 #: pcbnew/tools/zone_create_helper.cpp:145
 msgid "Add a zone cutout"
-msgstr ""
+msgstr "Añadir recorte de área"
 
 #: pcbnew/tools/zone_create_helper.cpp:157
 msgid "Add a zone"
-msgstr ""
+msgstr "Añadir área"
 
 #: pcbnew/zones_by_polygon.cpp:162
 msgid "Warning: The new zone fails DRC"
@@ -25547,7 +25555,7 @@ msgstr "Error DRC: se crea un error de DRC con otro área al cerrar esta"
 
 #: pcbnew/zones_by_polygon.cpp:908 pcbnew/zones_by_polygon.cpp:958
 msgid "Modify zone properties"
-msgstr ""
+msgstr "Modificar las propiedades del "
 
 #: pcbnew/zones_by_polygon_fill_functions.cpp:153
 msgid "Starting zone fill..."
@@ -25643,40 +25651,42 @@ msgstr "no se encuentra la función 'GetVersion'"
 
 #: utils/kicad2step/kicad2step.cpp:62
 msgid "pcb_filename"
-msgstr ""
+msgstr "nombre_pcb"
 
 #: utils/kicad2step/kicad2step.cpp:64
 msgid "output filename"
-msgstr ""
+msgstr "nombre archivo de salida"
 
 #: utils/kicad2step/kicad2step.cpp:67
 msgid "IGES output (default STEP)"
-msgstr ""
+msgstr "Salida IGES (STEP por defecto)"
 
 #: utils/kicad2step/kicad2step.cpp:70
 msgid "overwrite output file"
-msgstr ""
+msgstr "sobrescribir archivo de salida"
 
 #: utils/kicad2step/kicad2step.cpp:72
 msgid "Use Drill Origin for output origin"
-msgstr ""
+msgstr "Utilizar origen del taladrado como origen de salida"
 
 #: utils/kicad2step/kicad2step.cpp:74
 msgid "Use Grid Origin for output origin"
-msgstr ""
+msgstr "Utilizar origen de cuadrícula como origen de salida"
 
 #: utils/kicad2step/kicad2step.cpp:77
 msgid ""
 "User-specified output origin ex. 1x1in, 1x1inch, 25.4x25.4mm (default mm)"
 msgstr ""
+"Origen de salida especificado por el usuario, port ejemplo, 1x1in, 1x1inch, "
+"25.4x25.4mm (por defecto milímetros)"
 
 #: utils/kicad2step/kicad2step.cpp:80
 msgid "exclude 3D models for components with 'virtual' attribute"
-msgstr ""
+msgstr "excluir modelos 3D para componentes con atributo 'virtual'"
 
 #: utils/kicad2step/kicad2step.cpp:82
 msgid "display this message"
-msgstr ""
+msgstr "mostrar este mensaje"
 
 #: 3d-viewer/3d_cache/dialogs/dlg_3d_pathconfig_base.h:64
 msgid "3D Search Path Configuration"
@@ -25720,7 +25730,7 @@ msgstr "Lista de materiales"
 
 #: eeschema/dialogs/dialog_bom_editor_base.h:74
 msgid "BOM editor"
-msgstr ""
+msgstr "Editor de BOM"
 
 #: eeschema/dialogs/dialog_edit_component_in_schematic_fbp.h:106
 #: eeschema/dialogs/dialog_lib_new_component_base.h:62
@@ -25745,7 +25755,7 @@ msgstr "Control de las reglas eléctricas (ERC)"
 
 #: eeschema/dialogs/dialog_global_sym_lib_table_config_base.h:58
 msgid "Configure Global Symbol Library Table"
-msgstr ""
+msgstr "Configurar la tabla global de librerías de símbolos"
 
 #: eeschema/dialogs/dialog_lib_edit_draw_item_base.h:62
 msgid "Drawing Properties"
@@ -25779,7 +25789,7 @@ msgstr "Complementos:"
 
 #: eeschema/dialogs/dialog_plot_schematic_base.h:85
 msgid "Plot Schematic Options"
-msgstr ""
+msgstr "Opciones de trazado de esquema"
 
 #: eeschema/dialogs/dialog_sch_edit_sheet_pin_base.h:56
 msgid "Sheet Pin Properties"
@@ -25791,7 +25801,7 @@ msgstr "Propiedades del esquema"
 
 #: eeschema/dialogs/dialog_sym_lib_table_base.h:73
 msgid "Schematic Library Tables"
-msgstr ""
+msgstr "Tablas de librerías de esquema"
 
 #: eeschema/help_common_strings.h:45
 msgid "Fit schematic sheet on screen"
@@ -25899,13 +25909,15 @@ msgstr "Explorador de librerías - Explorar componentes"
 
 #: eeschema/help_common_strings.h:79
 msgid "Generate bill of materials"
-msgstr ""
+msgstr "Generar lista de materiales"
 
 #: eeschema/help_common_strings.h:81
 msgid ""
 "Back-import component footprint association fields from the .cmp back import "
 "file created by Pcbnew"
 msgstr ""
+"Importar los campos de asociación de huellas del componente desde el "
+"archivo .cmp de retro-importación creado por Pcbnew"
 
 #: eeschema/help_common_strings.h:84
 msgid "Add pins to component"
@@ -25945,7 +25957,7 @@ msgstr "Sin conectar"
 
 #: eeschema/sim/sim_plot_frame_base.h:108
 msgid "Spice Simulator"
-msgstr ""
+msgstr "Simulador Spice"
 
 #: gerbview/dialogs/dialog_show_page_borders_base.h:50
 msgid "Page Borders"
@@ -25995,7 +26007,7 @@ msgstr "Nuevo elemento"
 msgid "Regulator Parameters"
 msgstr "Parámetros de regulador"
 
-#: pcb_calculator/dialogs/pcb_calculator_frame_base.h:308
+#: pcb_calculator/dialogs/pcb_calculator_frame_base.h:311
 msgid "PCB Calculator"
 msgstr "Calculadora de placas"
 
@@ -26046,7 +26058,7 @@ msgstr "Exportar IDFv3"
 
 #: pcbnew/dialogs/dialog_export_step_base.h:71
 msgid "Export STEP"
-msgstr ""
+msgstr "Exportar STEP"
 
 #: pcbnew/dialogs/dialog_export_vrml_base.h:72
 msgid "VRML Export Options"
@@ -26058,7 +26070,7 @@ msgstr "Generadores de huellas"
 
 #: pcbnew/dialogs/dialog_footprint_wizard_list_base.h:87
 msgid "Traceback of errors in not loadable python scripts"
-msgstr ""
+msgstr "Rastreo de errores en los scripts de python que no cargan"
 
 #: pcbnew/dialogs/dialog_fp_lib_table_base.h:81
 msgid "PCB Library Tables"
@@ -26178,11 +26190,26 @@ msgid ""
 "Show/hide microwave toolbar\n"
 "(Experimental feature)"
 msgstr ""
+"Mostrar/ocultar la barra de herramientas de microondas\n"
+"(Función experimental)"
 
 #: pcbnew/import_dxf/dialog_dxf_import_base.h:72
 msgid "Import DXF File"
 msgstr "Importar archivo DXF"
 
+#~ msgid ""
+#~ "Archive footprints in existing library in footprint Lib table(does not "
+#~ "remove other footprints in this library)"
+#~ msgstr ""
+#~ "Archivar las huellas en una librería existente en la tabla de librerías "
+#~ "de huellas (no elimina otras huellas de la librería)"
+
+#~ msgid "&Create Library and Archive Footprints"
+#~ msgstr "&Crear librería y archivar huellas"
+
+#~ msgid "Archive or add footprints in library file"
+#~ msgstr "Archivar o añadir huellas en una librería"
+
 #~ msgid "Too many include files!!"
 #~ msgstr "¡Se han incluido demasiados archivos!"