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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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#1
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Sencore CR143 crt tester schematic needed
I have a CR143 and am trying to modify it to check newer crt's.
All I need is to know what color wire goes where on the crt g1 g2 k fil. Ray J |
#2
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On Tue, 04 Oct 2005 19:44:55 GMT, JFETR wrote:
I have a CR143 and am trying to modify it to check newer crt's. All I need is to know what color wire goes where on the crt g1 g2 k fil. Ray J I'm not familiar with this unit...does it not have a universal adapter? Tom |
#3
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all the sockets it has are for old b/w crt and the old delta tubes
(25xp22 etc) Ray J On Tue, 04 Oct 2005 20:36:27 GMT, Tom MacIntyre wrote: On Tue, 04 Oct 2005 19:44:55 GMT, JFETR wrote: I have a CR143 and am trying to modify it to check newer crt's. All I need is to know what color wire goes where on the crt g1 g2 k fil. Ray J I'm not familiar with this unit...does it not have a universal adapter? Tom |
#4
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Ray
You can get a schematic and parts list from Sencore for about ten or fifteen dollars. You can also get the updates for testing newer crts. Clarence Southwest Monitors & Printers "JFETR" wrote in message ... I have a CR143 and am trying to modify it to check newer crt's. All I need is to know what color wire goes where on the crt g1 g2 k fil. Ray J |
#5
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On Tue, 04 Oct 2005 21:10:18 GMT, JFETR put finger to
keyboard and composed: all the sockets it has are for old b/w crt and the old delta tubes (25xp22 etc) Why not take a socket with a known pinout and work backwards? This document appears to have pinouts for most CRT types: http://www.bkprecision.com/download/...on/100-CRT.pdf The 25XP22 pinout is that of the CR/CA #3 adapter on page 59 of the manual. -- Franc Zabkar Please remove one 'i' from my address when replying by email. |
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