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O.T. Digital scopes versus Tek analogue. 15 messages
I have used Tektronix scopes since the 60s. They have always been the gold standard, at least as far as I am concerned. Now my old Tek scopes, I have 4, are getting old and keep requiring service. The
I have used Tektronix scopes since the 60s. They have always been the gold standard, at least as far as I am concerned. Now my old Tek scopes, I have 4, are getting old and keep requiring service. The
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By Michael
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549 transformer question 96 messages
I have a very nice 549 that I have owned for nearly 35 years. It worked flawlessly at first, but then began showing the infamous epoxy HV transformer potting issue. Back when it started doing this ('8
I have a very nice 549 that I have owned for nearly 35 years. It worked flawlessly at first, but then began showing the infamous epoxy HV transformer potting issue. Back when it started doing this ('8
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By Joel B Walker
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TDS784C Signal Path Compensation Error 6 messages
A year or so ago I bought a TDS784C that seemed to be in pristine condition except for a missing left rear foot. It powered up and worked perfectly on every signal I tried it on. I found that I rarely
A year or so ago I bought a TDS784C that seemed to be in pristine condition except for a missing left rear foot. It powered up and worked perfectly on every signal I tried it on. I found that I rarely
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By Steve Hendrix
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2465A CT Lessons and Leroy's Breadcrumbs 4 messages
I just resurrected a 2465A CT. I first want to express my appreciation for the threads here that were such a great help, especially Gregor's "noise on readout" adventure, I thought I would summarize m
I just resurrected a 2465A CT. I first want to express my appreciation for the threads here that were such a great help, especially Gregor's "noise on readout" adventure, I thought I would summarize m
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By Brian Nordlund
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WTB: Tek 576 and P6015A 26 messages
Hi All, I'm on a Tek buying spree! I need some gear for development projects and I'm tired of waiting for stuff to magically appear for sale. I need a 576 curve tracer. I have a few analog projects an
Hi All, I'm on a Tek buying spree! I need some gear for development projects and I'm tired of waiting for stuff to magically appear for sale. I need a 576 curve tracer. I have a few analog projects an
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By Chris Wilkson
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Tek. 454 no triggering on A or B
I have a 454 that will not trigger on A or B timebase. I bought knowing of the triggering problem. I have scoped the signal and it will not go through T670. Overhauling the unit did not help. The powe
I have a 454 that will not trigger on A or B timebase. I bought knowing of the triggering problem. I have scoped the signal and it will not go through T670. Overhauling the unit did not help. The powe
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By Mark Vincent
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Still TM500 extenders on ebay 2 messages
https://www.ebay.com/itm/Tektronix-TM500-extender-card-with-test-points-and-gold-edge-card-contacts/184688519484?hash=item2b004b293c:g:gp4AAOSw1m5gAv6x
https://www.ebay.com/itm/Tektronix-TM500-extender-card-with-test-points-and-gold-edge-card-contacts/184688519484?hash=item2b004b293c:g:gp4AAOSw1m5gAv6x
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By John Williams
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Sampling with 7S14 6 messages
Hi all sampling gurus, I am continuing performance check of my 7S14 (B020274). Any idea how many pieces were manufactured? All the Hg cells were empty (and were leaked also). I replicated with the con
Hi all sampling gurus, I am continuing performance check of my 7S14 (B020274). Any idea how many pieces were manufactured? All the Hg cells were empty (and were leaked also). I replicated with the con
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By Jouko Koskinen
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Transformation TR503 into TR502 21 messages
Hello everybody, I am writing about the attempt to transform my TR503 into TR502 to use it with the SA 7L13. I started by replacing the 55 MHz crystal with a 52.5 MHz one (thanks James) and after some
Hello everybody, I am writing about the attempt to transform my TR503 into TR502 to use it with the SA 7L13. I started by replacing the 55 MHz crystal with a 52.5 MHz one (thanks James) and after some
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By Attilio
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TG501 1NS Schottky
Hi All, My TG501 1ns output died. I suspect it's CR515, the 4V hot carrier diode at the start of the 1ns section. It's just a rare sized barrier Schottky. If I understand the circuit correctly it adds
Hi All, My TG501 1ns output died. I suspect it's CR515, the 4V hot carrier diode at the start of the 1ns section. It's just a rare sized barrier Schottky. If I understand the circuit correctly it adds
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By Rick
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Bad Focus on CRT 9 messages
First time poster here. I’ve been reading many posts and learned a lot from you guys. I got a 465B from eBay and I’m having a problem with getting the trace to focus properly. Even after checking and
First time poster here. I’ve been reading many posts and learned a lot from you guys. I got a 465B from eBay and I’m having a problem with getting the trace to focus properly. Even after checking and
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By Harvey Parent
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Tektronix 606A that resists being repaired 11 messages
Hi, everyone. I've been working on a Tektronix 606A XY Display but the unit resists all my repair attempts. So, I'm reaching out to this group for suggestions and assistance. I've documented my proble
Hi, everyone. I've been working on a Tektronix 606A XY Display but the unit resists all my repair attempts. So, I'm reaching out to this group for suggestions and assistance. I've documented my proble
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By jrseattle
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TEK Equipment for Free 12 messages
I hope this is an appropriate post. I have a bunch of TEK Equipment that I will never get to, but would like to see get a new home. There is no charge, but they are available only for pick up in West
I hope this is an appropriate post. I have a bunch of TEK Equipment that I will never get to, but would like to see get a new home. There is no charge, but they are available only for pick up in West
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By Ken Lemberger
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TM500 / 5000 Extenders 41 messages
I've offered these in the past. I made them for my own use, and for forum members. Since then I have become an Amazon seller so I've added the new updated version of the extenders there (see link belo
I've offered these in the past. I made them for my own use, and for forum members. Since then I have become an Amazon seller so I've added the new updated version of the extenders there (see link belo
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By dnmeeks
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Type 284 TD Bias issues
I have a type 284 that I am working on again to see if I can’t get the td pulse side working again. Where I am at now is the last time I was in the pulser I was able to confirm that D180 is good on a
I have a type 284 that I am working on again to see if I can’t get the td pulse side working again. Where I am at now is the last time I was in the pulser I was able to confirm that D180 is good on a
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By Eric
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Another P6046 probe parts request
I have a P6046 that is missing almost all of its accessories. I need the 10x attenuator, part number 010-0361-00 and 2 of either or both the swivel probe tips, part number 206-0162-00 (hex base) and 2
I have a P6046 that is missing almost all of its accessories. I need the 10x attenuator, part number 010-0361-00 and 2 of either or both the swivel probe tips, part number 206-0162-00 (hex base) and 2
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By Steve Nossen
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2465A CT Lessons and Leroy's Breadcrumbs
I just resurrected a 2465A CT. I first want to express my appreciation for the threads here that were such a great help, especially Gregor's "noise on readout" adventure, I thought I would summarize m
I just resurrected a 2465A CT. I first want to express my appreciation for the threads here that were such a great help, especially Gregor's "noise on readout" adventure, I thought I would summarize m
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By Brian Nordlund
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P6021 Noise Problem? 32 messages
I recently acquired a P6201 active 1X FET probe which appears to have never been used. The inspection tag was still attached, the accessory pack was still sealed, and there was not a single mark on th
I recently acquired a P6201 active 1X FET probe which appears to have never been used. The inspection tag was still attached, the accessory pack was still sealed, and there was not a single mark on th
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By Chappy
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Sampling head extender missing coax connectors 20 messages
When I bought my 3S2 sampling plug-in, it came with a 012-0124-00 Sampling Head Extender (3 ft). Thought that was a nice bonus. Unfortunately some genius seems to have removed the push-on coax connect
When I bought my 3S2 sampling plug-in, it came with a 012-0124-00 Sampling Head Extender (3 ft). Thought that was a nice bonus. Unfortunately some genius seems to have removed the push-on coax connect
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By Charles
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[Tek 485] No intensity control 10 messages
Hi *, I start this new thread on the new issue seen after fixing the PSU issue from now ended topic: https://groups.io/g/TekScopes/topic/79486087 ;o) Hands back on the 485and starting from some Servic
Hi *, I start this new thread on the new issue seen after fixing the PSU issue from now ended topic: https://groups.io/g/TekScopes/topic/79486087 ;o) Hands back on the 485and starting from some Servic
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By marcosjl31@...
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