Looking for Tek 2712 spectrum analyzer parts.
I know this may be a long shot but I am looking for an N connector and coax assembly for a 2712. Also if someone has a good condition plastic end panel for the back and the feet I'm looking for that
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Randy.AB9GO
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#159260
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AA501 DC offset
The input capacitor of the AA501 is rated at 50V. I have a need to measure a 4VRMS AC signal with a +33.5V DC offset (i.e. before the coupling capacitor of an AC coupled audio amplifier). I have no
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EJP
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#159259
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Re: Tektronix SC501 Calibration Instructions
I found a PDF of it here http://bee.mif.pg.gda.pl/ciasteczkowypotwor/Tek/sc504_cal.pdf, without all the deliberate obfuscation practiced by the site below. PDF is available at several other sites. EJP
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EJP
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#159258
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Horizontal jitter on 11801
My 11801 has developed a horizontal jitter. Does anyone have any info about what I'm likely to need to replace? Or any source of component level information about the horizontal section? I've got the
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Reginald Beardsley
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#159257
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7104 odd beam fault - whole screen illuminated
Tek fans, I've just switched on for the first time a 7104 that I picked up in a disposal auction recently. It came with the correct plugins (7A29, 7A29 with variable delay, 7B15 and 7B10) and the
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cmjones01
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#159256
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Re: Tektronix SC501 Calibration Instructions
Hi Colin, Great suggestion - I forgot his address was at the bottom of the page. Email Sent! Thank you and Best regards, Jason
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Jason A.
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#159255
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Re: Tektronix SC501 Calibration Instructions
Why not contact Kurt, the Admin of TekWiki and offer him the extra info? I'm sure he'd be glad to have it. His email address is on TekWiki at the bottom of the first page. Colin.
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Colin Herbert
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#159254
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Tektronix SC501 Calibration Instructions
Hello All, I noticed that the scan of the SC501 manual on TekWiki was almost complete but was lacking a little bit of information, particularly in the maintenance/calibration section (looks like some
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Jason A.
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#159253
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Re: Tek 576 Curve Tracer HV Transformer winding
I agree. I used the same topology (layer winding with retrace) on my 453. Although it's no good for volume production, it's low-tech and accessible to the novice. See topic and photo album titled "453
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Dave Wise
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#159252
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Re: Tek 576 Curve Tracer HV Transformer winding
Ulf, Rewinding such a transformer is not for the faint of heart, the nervous or the impatient person. I appreciate your ability to do this successfully. -- Michael Lynch Dardanelle, AR
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Mlynch001
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#159251
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Re: Tek 2465B Startup Woes
Great information Chuck! Most of us sometimes forget that our RMS meters do this! Thank you!
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Tony Fleming
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#159250
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Re: Tek 576 Curve Tracer HV Transformer winding
I got a .PDF of the winding specification and uploaded it to KO4BB manual sitebut I think that it may have ended up not in the \576-folder but in the rootsomewhere. I rewinded mine successfully after
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Ulf Kylenfall
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#159249
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Re: Tek 2465B Startup Woes
Hi Stan, In an effort to keep my stock of electrolytic capacitors reasonable, I substitute the following in the 2465 power supply: ORIGINAL ---> MY SUBSTITUTION
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Chuck Harris <cfharris@...>
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#159248
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Re: Tek 576 Curve Tracer HV Transformer winding
Tektronix 567 EHT rewinding pictures from Craig http://snyders.site/Pages/Electronics_2016.html Tektronix 567 EHT rewinding pictures from Craig -----Mensaje original----- De: [email protected]
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Miguel Work
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#159247
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Re: Tek 576 Curve Tracer HV Transformer winding
OK I found many references to making new ones long ago. It does not sound practical. Does anyone have a black one for sale? [email protected]> wrote:
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peter bunge <bunge.pjp@...>
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#159246
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Re: Tek 576 Curve Tracer HV Transformer winding
I knew someone here could remember where that drawing was. Thanks Bob! -- Michael Lynch Dardanelle, AR
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Mlynch001
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#159245
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Re: Tek 576 Curve Tracer HV Transformer winding
Peter, Yes, the Tek drawing is on the KO4bb.com site under in the Tek 576 section. I don't know know if anyone has rewound these, but a few years ago someone had a few new transformers made, albeit
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Bob Koller <testtech@...>
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#159244
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Re: Tek 2465B Startup Woes
Stan, 270uF caps work fine, I have installed literally hundreds of them in these scopes. Are you going to replace all the electrolytic caps, including the small non-polar parts? They have past it as
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Bob Koller <testtech@...>
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#159243
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Re: Tek 2465B Startup Woes
All seems to be well now. I found a high ESR 100uF cap on the A3 board in the -8v circuit (C1102). I ordered a bunch of 100uF/25V 105C caps and replaced all of them on both the A3 and the A2A1 boards.
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Stan
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#159242
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Tek 576 Curve Tracer HV Transformer winding
Has anyone re-wound the HV transformer in the Tek 576 Curve Tracer? Is there a link to show the number of turns on the windings?
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peter bunge <bunge.pjp@...>
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#159241
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