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<big>'''This is a wiki for the community of General Radio enthusiasts.'''</big>
=This Wiki=
<div class="noprint" style="width:260px; float:right; margin-left: 1em; margin-bottom: 1em; border: 1px #aaaaaa solid; border-collapse: collapse; padding:5px; font-size:125%; background-color:#FFFFFF;">
[[File:Gr_1650-a_1.jpeg|thumb|250px|The iconic [[1650-A|1650-A RLC Bridge]]]]


The purpose of this website is to help people get information about classic General Radio equipment.
[[File:1657_3.jpg|thumb|250px|The groundbreaking [[1657|1657 Digibridge]]]]
There is nothing for sale here.
</div>
You don't need an account if you just want to read pages and download files.
{{Title|<big>Welcome to GRWiki, a [[wikipedia:wiki|wiki]] for the community of General Radio enthusiasts.</big>}}


If you want to add to GRWiki or [[GRWiki Guidelines|improve]] existing GRWiki pages, please [[Media:Kurt_email.gif|email the administrator]] for an account.
The purpose of this website is to help people get information about classic equipment produced by the {{Title|[[General Radio|General Radio (GenRad) Company]]}}, a manufacturer of electronic test equipment in Massachusetts, U.S. from 1915 to 2001.
 
''There is nothing for sale here.''
 
==Navigating==
To find what you need, you can '''browse the various tabs on the top of this Main Page''' where we list all GR product pages on this wiki, even if they are only placeholders at this time.
 
{{Title|<big>For a list of products for which we have full articles, please see '''[[Product Pages]]'''</big>.}}
 
==Contributing==
 
You don't need an account on this wiki if you just want to read pages and download files. If you want to add to GRWiki or [[GRWiki Guidelines|improve]] existing GRWiki pages, please [[Media:Kurt_email.gif|email the administrator]] for an account.


=Bridges and Impedance Measuring Instruments=
=Bridges and Impedance Measuring Instruments=
Line 68: Line 81:
* [[544-B]]
* [[544-B]]
* [[544-P1]]
* [[544-P1]]
* [[544-P2]]
* [[544-P3]]
* [[544-P3]]
* [[544-P-10]]
* [[544-P10]]
* [[561-A]]
* [[561-A]]
* [[561-C]]
* [[561-C]]
Line 85: Line 99:
* [[716-B]]
* [[716-B]]
* [[716-C]]
* [[716-C]]
* [[716-CSI]]
* [[716-CS1]]
* [[716-P2]]
* [[716-P2]]
* [[716-P4]]
* [[716-P4]]
Line 94: Line 108:
* [[821-A]]
* [[821-A]]
* [[916]]
* [[916]]
* [[916-A]]
* [[916-AL]]
* [[916-AL]]
* [[1136-A]]
* [[1136-A]]
Line 131: Line 146:
* [[1611-B]]
* [[1611-B]]
* [[1612]]
* [[1612]]
* [[1612-A]]
* [[1616-AL]]
* [[1616-AL]]
* [[1612-P1]]
* [[1612-P1]]
Line 186: Line 202:
* [[1684-P3]]
* [[1684-P3]]
* [[1685]]
* [[1685]]
* [[1685-P1]]
* [[1686-A]]
* [[1686-A]]
* [[1686-P1]]
* [[1686-P1]]
* [[1687]]
* [[1687]]
* [[1687-P1]]
* [[1687-P1]]
* [[1687B]]
* [[1688]]
* [[1688]]
* [[1689]]
* [[1689]]
* [[1690-A]]
* [[1690-A]]
* [[1690-P2]]
* [[1691-A]]
* [[1691-A]]
* [[1692]]
* [[1692]]
Line 273: Line 292:
* [[874-HP25]]
* [[874-HP25]]
* [[874-H100]]
* [[874-H100]]
* [[874-H500L]]
* [[874-H1000L]]
* [[874-H2000L]]
* [[874-HP100]]
* [[874-HP100]]
* [[874-HF]]
* [[874-HF]]
Line 290: Line 312:
* [[874-LBA]]
* [[874-LBA]]
* [[874-LBB]]
* [[874-LBB]]
* [[874-LK]]
* [[874-LK10]]
* [[874-LK10]]
* [[874-LK10L]]
* [[874-LK10L]]
Line 331: Line 354:
* [[874-PBRL174A]]
* [[874-PBRL174A]]
* [[874-PC]]
* [[874-PC]]
* [[874-PC8]]
* [[874-PFL]]
* [[874-PFL]]
* [[874-PL]]
* [[874-PL]]
Line 352: Line 376:
* [[874-PRLT]]
* [[874-PRLT]]
* [[874-PRL174A]]
* [[874-PRL174A]]
* [[874-Q1]]
* [[874-Q2]]
* [[874-Q2]]
* [[874-Q7]]
* [[874-Q7]]
Line 424: Line 449:
* [[874-R22LA]]
* [[874-R22LA]]
* [[874-R31]]
* [[874-R31]]
* [[874-R32]]
* [[874-R32A]]
* [[874-R32A]]
* [[874-R33]]
* [[874-R33]]
* [[874-R34]]
* [[874-R34]]
* [[874-T]]
* [[874-T]]
* [[874-TPD]]
* [[874-TL]]
* [[874-TPDL]]
* [[874-TOK]]
* [[874-TOK]]
* [[874-TO8]]
* [[874-TO8]]
* [[874-TO58]]
* [[874-TO58]]
* [[874-TPD]]
* [[874-TPDL]]
* [[874-U]]
* [[874-U]]
* [[874-UB]]
* [[874-UB]]
Line 466: Line 493:
* [[874-Z]]
* [[874-Z]]
* [[874-ZC]]
* [[874-ZC]]
* [[0874-9508]]
* [[0874-9509]]
* [[0874-9550]]
* [[880-DCA]]
* [[880-DCA]]
* [[890-BT]]
* [[890-BT]]
Line 543: Line 573:
* [[0900-9509]]
* [[0900-9509]]
* [[0900-9782]]
* [[0900-9782]]
* [[1640-A]]
* [[1651-A]]
* [[1651-A]]
</div>
</div>
Line 552: Line 583:
* [[DNT-3]]
* [[DNT-3]]
* [[DNT-4]]
* [[DNT-4]]
* [[DNT-5]]
* [[DNT-6]]
* [[DNT-7]]
* [[206]]
* [[206]]
* [[211]]
* [[211]]
Line 570: Line 604:
* [[707-P1]]
* [[707-P1]]
* [[707-P2]]
* [[707-P2]]
* [[707-P42]]
* [[707-P50]]
* [[707-P50]]
* [[707-P60]]
* [[707-P60]]
Line 678: Line 713:
* [[476-A]]
* [[476-A]]
* [[476-P1]]
* [[476-P1]]
* [[480-M]]
* [[480-P]]
* [[480-P]]
* [[489]]
* [[489]]
Line 752: Line 788:
* [[690-B]]
* [[690-B]]
* [[690-C]]
* [[690-C]]
* [[690-D]]
* [[691-B]]
* [[691-B]]
* [[691-C]]
* [[691-C]]
Line 777: Line 814:
* [[816-B]]
* [[816-B]]
* [[834-A]]
* [[834-A]]
* [[843-B]]
* [[834-B]]
* [[1061]]
* [[1061]]
* [[1062]]
* [[1062]]
Line 882: Line 919:
* [[1192]]
* [[1192]]
* [[1192-B]]
* [[1192-B]]
* [[1192-Z]]
* [[1213-A]]
* [[1213-A]]
* [[1213-C]]
* [[1213-C]]
Line 966: Line 1,004:
* [[1021-P1]]
* [[1021-P1]]
* [[1021-P2]]
* [[1021-P2]]
* [[1021-P3]]
* [[1021-P3B]]
* [[1021-P3B]]
* [[1021-P4]]
* [[1021-P4]]
Line 971: Line 1,010:
* [[1023-A]]
* [[1023-A]]
* [[1025-A]]
* [[1025-A]]
* [[1025-P1]]
* [[1026]]
* [[1026]]
* [[1217-A]]
* [[1217-A]]
Line 990: Line 1,030:
* [[1392-A]]
* [[1392-A]]
* [[1394]]
* [[1394]]
* [[1394-P1]]
* [[1395-A]]
* [[1395-A]]
* [[1395-P1]]
* [[1395-P1]]
Line 1,307: Line 1,348:
* [[775-A]]
* [[775-A]]
* [[1170]]
* [[1170]]
* [[1170-A]]
* [[1170-AT1]]
* [[1170-AT2]]
* [[1170-AT3]]
* [[1170-B]]
* [[1170-B]]
* [[1175-A]]
* [[1175-A]]
Line 1,315: Line 1,360:
* [[1181-BT]]
* [[1181-BT]]
* [[1183-T-A]]
* [[1183-T-A]]
* [[1184-BH]]
* [[1183-T1]]
* [[1183-T1]]
* [[1183-T2]]
* [[1183-T2]]
* [[1183-T3]]
* [[1183-T3]]
* [[1184-A]]
* [[1184-A-A]]
* [[1184-A-A]]
* [[1184-BH]]
* [[1931-A]]
* [[1931-A]]
* [[1931-B]]
* [[1931-B]]
Line 1,352: Line 1,398:
* [[1262-A]]
* [[1262-A]]
* [[1262-B]]
* [[1262-B]]
* [[1262-C]]
* [[1263-A]]
* [[1263-A]]
* [[1263-B]]
* [[1263-B]]
Line 1,426: Line 1,473:
* [[1700-B]]
* [[1700-B]]
* [[1700-CW]]
* [[1700-CW]]
* [[1701-A]]
* [[1701-AK]]
* [[1701-AK]]
* [[1701-AKW]]
* [[1701-AKW]]
Line 1,447: Line 1,495:
* [[L-24]]
* [[L-24]]
* [[L-36]]
* [[L-36]]
* [[LO-12]]
* [[LO-24]]
* [[LO-36]]
* [[M-2]]
* [[M-2]]
* [[M-2G2]]
* [[M-2G2]]
Line 1,461: Line 1,512:
* [[MOD-4]]
* [[MOD-4]]
* [[MOD-5]]
* [[MOD-5]]
* [[U2]]
* [[V-2]]
* [[V-2]]
* [[V-5]]
* [[V-5]]
* [[V-5M]]
* [[V-5MT]]
* [[V-5H]]
* [[V-5HM]]
* [[V-5HMT]]
* [[V-10]]
* [[V-10]]
* [[V-10H]]
* [[V-10HM]]
* [[V-10HMT]]
* [[V-10M]]
* [[V-10MT]]
* [[V-20]]
* [[V-20]]
* [[V-20H]]
* [[V-20M]]
* [[V-20HM]]
* [[V-50]]
* [[V-50]]
* [[VB-1]]
* [[VB-2]]
* [[VB-3]]
* [[VB-6]]
* [[VB-7]]
* [[VB-8]]
* [[VB-10]]
* [[VB-11]]
* [[VB-12]]
* [[VB-13]]
* [[VB-14]]
* [[VBT-6]]
* [[VBT-7]]
* [[VBT-8]]
* [[VBT-10]]
* [[VBT-11]]
* [[VBT-12]]
* [[VBT-13]]
* [[VBT-14]]
* [[W2]]
* [[W2]]
* [[W2M]]
* [[W2M]]
Line 1,475: Line 1,559:
* [[W5HMT]]
* [[W5HMT]]
* [[W5L]]
* [[W5L]]
* [[W5LG2]]
* [[W5LG2M]]
* [[W5LM]]
* [[W5LM]]
* [[W5LMT3]]
* [[W5LMT3]]
Line 1,513: Line 1,599:
* [[W50]]
* [[W50]]
* [[W50-P1]]
* [[W50-P1]]
* [[W50-P2]]
* [[W50H]]
* [[W50H]]
* [[W50HM]]
* [[W50HM]]
* [[W50M]]
* [[W50M]]
* [[VB-1]]
* [[VB-2]]
* [[VB-6]]
* [[VB-7]]
* [[VB-8]]
* [[VB-10]]
* [[VB-11]]
* [[VB-12]]
* [[VB-13]]
* [[VB-14]]
</div>
</div>


Line 1,553: Line 1,630:
* [[1920]]
* [[1920]]
* [[1921]]
* [[1921]]
* [[1921-P1]]
* [[1921-P2]]
* [[1921-P2]]
* [[1925]]
* [[1925]]
Line 1,680: Line 1,758:
* [[CTP-516]]
* [[CTP-516]]
* [[CTP-554]]
* [[CTP-554]]
* [[143-D]]
* [[289]]
* [[289]]
* [[338]]
* [[338]]
Line 1,710: Line 1,789:
* [[506-P1]]
* [[506-P1]]
* [[528]]
* [[528]]
* [[528-A]]
* [[635-B]]
* [[635-B]]
* [[635-P2]]
* [[635-P2]]
Line 1,716: Line 1,796:
* [[651-A-E]]
* [[651-A-E]]
* [[651-A-M]]
* [[651-A-M]]
* [[651-P1]]
* [[651-P2]]
* [[651-P5]]
* [[651-P5]]
* [[655-A]]
* [[655-A]]
Line 1,848: Line 1,930:
* [[1533-A]]
* [[1533-A]]
* [[1534-A]]
* [[1534-A]]
* [[1535-A]]
* [[1535-B]]
* [[1535-B]]
* [[1535-P1]]
* [[1535-P1]]
* [[1535-P5]]
* [[1536-A]]
* [[1536-A]]
* [[1536-O]]
* [[1536-O]]
Line 1,881: Line 1,965:
* [[IND-0300]]
* [[IND-0300]]
* [[IND-1801]]
* [[IND-1801]]
* [[KN]]
* [[KNB-1]]
* [[KNB-1]]
* [[KNB-1GY]]
* [[KNB-1GY]]
Line 1,886: Line 1,971:
* [[KNB-2GY]]
* [[KNB-2GY]]
* [[KNB-3GY]]
* [[KNB-3GY]]
* [[KNB-4GY]]
* [[KNB-3DGY]]
* [[KNB-3DGY]]
* [[KNS-1GY]]
* [[KNS-1GY]]
Line 2,123: Line 2,209:
* [[480-A]]
* [[480-A]]
* [[480-B]]
* [[480-B]]
* [[480-BA]]
* [[480-MA]]
* [[481]]
* [[481]]
* [[481-P412]]
* [[481-P412]]
Line 2,195: Line 2,283:
* [[630-B]]
* [[630-B]]
* [[630-C]]
* [[630-C]]
* [[637]]
* [[637-A]]
* [[637-A]]
* [[637-B]]
* [[637-B]]
Line 2,215: Line 2,304:
* [[641-G]]
* [[641-G]]
* [[641-H]]
* [[641-H]]
* [[641-J]]
* [[641-K]]
* [[641-K]]
* [[641-L]]
* [[641-L]]
Line 2,326: Line 2,416:
* [[874-R32A]]
* [[874-R32A]]
* [[901]]
* [[901]]
* [[902]]
* [[901-HD]]
* [[904]]
* [[901-JD]]
* [[901-LD]]
* [[901-TD]]
* [[901-VD]]
* [[901-WD]]
* [[902-HD]]
* [[902-JD]]
* [[902-HF]]
* [[902-JF]]
* [[902-TD]]
* [[902-TF]]
* [[902-VD]]
* [[902-VF]]
* [[904-HD]]
* [[904-JD]]
* [[904-HF]]
* [[904-JF]]
* [[904-TF]]
* [[904-VF]]
* [[905-HF]]
* [[905-HF]]
* [[905-JF]]
* [[905-JF]]
* [[907]]
* [[907-LA]]
* [[908]]
* [[907-LB]]
* [[907-WA]]
* [[907-WB]]
* [[908-LA]]
* [[908-LB]]
* [[908-WA]]
* [[908-WB]]
* [[920-A]]
* [[920-A]]
* [[920-B]]
* [[920-B]]
Line 2,339: Line 2,453:
* [[938-BB]]
* [[938-BB]]
* [[938-BR]]
* [[938-BR]]
* [[938-BG]]
* [[938-C]]
* [[938-C]]
* [[938-D]]
* [[938-D]]
Line 2,372: Line 2,487:
* [[941-A]]
* [[941-A]]
* [[942-A]]
* [[942-A]]
* [[970-P1]]
* [[970-P2]]
* [[970-P3]]
* [[1002-C]]
* [[1002-C]]
* [[1428]]
* [[1428]]
Line 2,456: Line 2,574:
* [[500-H]]
* [[500-H]]
* [[500-J]]
* [[500-J]]
* [[500-K]]
* [[500-L]]
* [[500-M]]
* [[500-R]]
* [[500-T]]
* [[500-U]]
* [[500-V]]
* [[500-W]]
* [[500-X]]
* [[500-AP]]
* [[500-AP]]
* [[500-BP]]
* [[500-BP]]
Line 2,466: Line 2,593:
* [[500-JP]]
* [[500-JP]]
* [[510-A]]
* [[510-A]]
* [[510-AA]]
* [[510-B]]
* [[510-B]]
* [[510-C]]
* [[510-C]]
Line 2,472: Line 2,600:
* [[510-F]]
* [[510-F]]
* [[510-G]]
* [[510-G]]
* [[510-H]]
* [[510-P1]]
* [[510-P1]]
* [[510-P3]]
* [[510-P3]]
* [[510-R]]
* [[525-C]]
* [[525-C]]
* [[525-D]]
* [[525-D]]
Line 2,782: Line 2,912:
* [[848-C]]
* [[848-C]]
* [[848-L]]
* [[848-L]]
* [[980]]
* [[980-A]]
* [[980-A]]
* [[980-B]]
* [[980-B]]
Line 2,794: Line 2,925:
* [[980-N]]
* [[980-N]]
* [[980-P1]]
* [[980-P1]]
* [[1401]]
* [[1401-A]]
* [[1401-A]]
* [[1401-B]]
* [[1401-B]]
Line 2,808: Line 2,940:
* [[1404-B]]
* [[1404-B]]
* [[1404-C]]
* [[1404-C]]
* [[1405-A]]
* [[1405-B]]
* [[1405-B]]
* [[1405-C]]
* [[1405-C]]
Line 2,831: Line 2,964:
* [[1408-9705]]
* [[1408-9705]]
* [[1408-9706]]
* [[1408-9706]]
* [[1409]]
* [[1409-F]]
* [[1409-F]]
* [[1409-G]]
* [[1409-G]]
Line 2,870: Line 3,004:
* [[1427-B]]
* [[1427-B]]
* [[1427-C]]
* [[1427-C]]
* [[1428-A]]
* [[1428-B]]
* [[1428-BM]]
* [[1428-C]]
* [[1429-A]]
* [[1429-A]]
</div>
</div>
Line 2,876: Line 3,014:
<div class="mpCol6">
<div class="mpCol6">


* [[106]]
* [[106-A]]
* [[106-A]]
* [[106-B]]
* [[106-B]]
Line 2,888: Line 3,027:
* [[106-L]]
* [[106-L]]
* [[106-M]]
* [[106-M]]
* [[107]]
* [[107-A]]
* [[107-A]]
* [[107-B]]
* [[107-B]]
Line 2,948: Line 3,088:
* [[940-G]]
* [[940-G]]
* [[940-H]]
* [[940-H]]
* [[1481]]
* [[1481-A]]
* [[1482]]
* [[1481-AA]]
* [[1481-B]]
* [[1481-BB]]
* [[1481-C]]
* [[1481-CC]]
* [[1481-D]]
* [[1481-E]]
* [[1481-F]]
* [[1481-G]]
* [[1481-H]]
* [[1481-J]]
* [[1481-K]]
* [[1481-L]]
* [[1481-M]]
* [[1481-N]]
* [[1482-A]]
* [[1482-B]]
* [[1482-C]]
* [[1482-D]]
* [[1482-E]]
* [[1482-F]]
* [[1482-G]]
* [[1482-H]]
* [[1482-J]]
* [[1482-K]]
* [[1482-L]]
* [[1482-M]]
* [[1482-N]]
* [[1482-P]]
* [[1482-Q]]
* [[1482-R]]
* [[1482-T]]
* [[1582]]
* [[1490-A]]
* [[1490-A]]
* [[1490-B]]
* [[1490-B]]
Line 2,986: Line 3,158:
=People=
=People=
<div class="mpCol6">
<div class="mpCol6">
* [[Henry P. Hall]]
{{#cargo_query:
* [[Eduard Karplus]]
|tables=Persons
|format=ul
}}
</div>
</div>


Line 2,995: Line 3,169:
* [[Catalogs]]
* [[Catalogs]]
</div>
</div>
<headertabs />
__NOTOC__

Latest revision as of 05:24, 3 August 2024

[edit]
The iconic 1650-A RLC Bridge
The groundbreaking 1657 Digibridge

Welcome to GRWiki, a wiki for the community of General Radio enthusiasts.

The purpose of this website is to help people get information about classic equipment produced by the General Radio (GenRad) Company, a manufacturer of electronic test equipment in Massachusetts, U.S. from 1915 to 2001.

There is nothing for sale here.

Navigating

To find what you need, you can browse the various tabs on the top of this Main Page where we list all GR product pages on this wiki, even if they are only placeholders at this time.

For a list of products for which we have full articles, please see Product Pages.

Contributing

You don't need an account on this wiki if you just want to read pages and download files. If you want to add to GRWiki or improve existing GRWiki pages, please email the administrator for an account.

[edit]
[edit]
[edit]
[edit]
[edit]