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EZ Test for 4041 13 messages
Does anyone have a DC-100A tape with Tektronix EZ-TEST software on it for the Tektronix 4041 GPIB Controller, that they are interested in selling? Mine has become weak with time and is not reliable an
Does anyone have a DC-100A tape with Tektronix EZ-TEST software on it for the Tektronix 4041 GPIB Controller, that they are interested in selling? Mine has become weak with time and is not reliable an
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By Gary Robert Bosworth
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Peter Keller's Book Mailing Status (Minor Correction) 12 messages
I was mistaken to say Media Rate mail does not have tracking numbers. I just looked at the 84 inch (2.13m) long receipt I received and discovered that each of the 72 packages I mailed does have a trac
I was mistaken to say Media Rate mail does not have tracking numbers. I just looked at the 84 inch (2.13m) long receipt I received and discovered that each of the 72 packages I mailed does have a trac
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By Dennis Tillman W7pF
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Early 7904, no readout 3 messages
My new (to me) s/n B041515 7904 arrived DOA. (ebay, "not working, for parts".) With the help of my mostly trusty DSO138 I found the shorted 47/25V dipped tantalum on the -15 supply. Replaced it with a
My new (to me) s/n B041515 7904 arrived DOA. (ebay, "not working, for parts".) With the help of my mostly trusty DSO138 I found the shorted 47/25V dipped tantalum on the -15 supply. Replaced it with a
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By Bruce Atwood
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Slightly OT: How can I dissolve Potting Compound? 43 messages
I need to dissolve the black HV potting compound of a 12VDC powered Helium-Neon laser inverter power supply I have that stopped working. I would appreciate any suggestions on what works to do this. I’
I need to dissolve the black HV potting compound of a 12VDC powered Helium-Neon laser inverter power supply I have that stopped working. I would appreciate any suggestions on what works to do this. I’
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By Dennis Tillman W7pF
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7613 Mainframe - Readout problem 11 messages
Greetings to all, I brought home a 7613 mainframe to insert the 7L13 (SA) plug-in, but it has a problem in readout. It currently has a 7A16A vertical plug-in and a 7B70 plug-in timebase installed. Wit
Greetings to all, I brought home a 7613 mainframe to insert the 7L13 (SA) plug-in, but it has a problem in readout. It currently has a 7A16A vertical plug-in and a 7B70 plug-in timebase installed. Wit
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By Attilio
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Help troubleshooting a 2710 SA 6 messages
Hi, I recently obtained a 2710 SA in non-working state and I am trying to repair it. The problem is (well, there may be more than one problem, but this is the one I can observe at this stage) the disp
Hi, I recently obtained a 2710 SA in non-working state and I am trying to repair it. The problem is (well, there may be more than one problem, but this is the one I can observe at this stage) the disp
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By George
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Mechanism of CRT Double Peaking (UPDATED) 15 messages
Peter Keller just provided me with a revision to the 4th paragraph of my original explanation for why the brightness of a well-used CRT first brightens then dims before finally brightening again as th
Peter Keller just provided me with a revision to the 4th paragraph of my original explanation for why the brightness of a well-used CRT first brightens then dims before finally brightening again as th
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By Dennis Tillman W7pF
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Tek logic analyzer probes free to a good home.
I have 10 or more Tek analyzer probes, wires, and clips that I have no use for. These are 92a96 probes with breakout cables and clips. Time to clean up my shop. Free for the postage. Send a private me
I have 10 or more Tek analyzer probes, wires, and clips that I have no use for. These are 92a96 probes with breakout cables and clips. Time to clean up my shop. Free for the postage. Send a private me
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By cnc_joker
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7L5 shaft encoder disassembly 2 messages
Bonjour a tous, Working on my 7L5, has just one bad shaft encoder knob, the FREQ span/div Usual flaky positions 1/2/5 kHz are acting like 100/200/500 kHz. Just using contact cleaner does not fix the i
Bonjour a tous, Working on my 7L5, has just one bad shaft encoder knob, the FREQ span/div Usual flaky positions 1/2/5 kHz are acting like 100/200/500 kHz. Just using contact cleaner does not fix the i
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By Jean-Paul
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11801C T2325 error diagnostic repair 2 messages
Can anyone shed light on what is involved in repairing a unit showing that error? Thanks, Reg
Can anyone shed light on what is involved in repairing a unit showing that error? Thanks, Reg
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By Reginald Beardsley
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7603 RO mech flaky 3 messages
Bonjour a tous, Voeux Nouvelle Année! The 7603 is used with 7L5 or 7L12 SA plugins. All OK except both SA have a flaky RO, with several areas showing scrambled alphanumerics. If I push on the FP of th
Bonjour a tous, Voeux Nouvelle Année! The 7603 is used with 7L5 or 7L12 SA plugins. All OK except both SA have a flaky RO, with several areas showing scrambled alphanumerics. If I push on the FP of th
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By Jean-Paul
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2230 storage deja vu 6 messages
Hi all Quite a lot of years ago there was a topic posted here that went on for some time but never reached any conclusion as to the cause of the problem...unfortunately the exact problem I think I'm h
Hi all Quite a lot of years ago there was a topic posted here that went on for some time but never reached any conclusion as to the cause of the problem...unfortunately the exact problem I think I'm h
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By Kevin
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7L12 Reference Level Attenuator contacts 6 messages
I have a later version 7L12 (with LED reference level readout). It works perfectly except that two of the three highest Reference Level attenuator positions are unstable. Jiggling the attenuator knob
I have a later version 7L12 (with LED reference level readout). It works perfectly except that two of the three highest Reference Level attenuator positions are unstable. Jiggling the attenuator knob
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By Cliff Carrie
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012-0926-00 Logic Analyzer Lead Set I don't need
If anyone needs a Tek 012-0926-00 Logic Analyzer lead set I have one and I can't use it. It's yours for the cost of shipping and an Egg Nog Latte. Contact me OFF LIST at dennis at ridesoft dot com if
If anyone needs a Tek 012-0926-00 Logic Analyzer lead set I have one and I can't use it. It's yours for the cost of shipping and an Egg Nog Latte. Contact me OFF LIST at dennis at ridesoft dot com if
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By Dennis Tillman W7pF
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A question from the unwashed relative to: I built a TM500 mainframe tester... 8 messages
Just a thought: I wonder if there are TM500 modules which are particularly picky on correct functioning of the mainframe. Such a module would - use all or most of the interface - show malfunction imme
Just a thought: I wonder if there are TM500 modules which are particularly picky on correct functioning of the mainframe. Such a module would - use all or most of the interface - show malfunction imme
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By Martin
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How to clean Helitrim potentiometers? 9 messages
Greetz All! My FG503 got dirty pots. I need to clean it, but they seem to be sealed. Is there any technique to clean these pots? Thanks Alexandre -- ---8<---Corte Aqui---8<--- https://www.tabalabs.com
Greetz All! My FG503 got dirty pots. I need to clean it, but they seem to be sealed. Is there any technique to clean these pots? Thanks Alexandre -- ---8<---Corte Aqui---8<--- https://www.tabalabs.com
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By Alexandre Souza
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font/typeface for Tektronix binder spines - was Re: [TekScopes] Push button font 2 messages
On 2020-12-14 9:04 a.m., toby@... wrote: > On 2020-12-14 12:17 a.m., Chuck Harris wrote: >> I'm pretty sure it is something put together >> by Tektronix's graphics department. >> > > Yes, and I don't
On 2020-12-14 9:04 a.m., toby@... wrote: > On 2020-12-14 12:17 a.m., Chuck Harris wrote: >> I'm pretty sure it is something put together >> by Tektronix's graphics department. >> > > Yes, and I don't
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By toby@...
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Tek 465 Negative 8 volt rail issues 16 messages
I recently picked up a used Tek 465 scope for a price I liked and could pick it up without having is shipped, and I'm getting started on checking it over. Everything works, although both traces even w
I recently picked up a used Tek 465 scope for a price I liked and could pick it up without having is shipped, and I'm getting started on checking it over. Everything works, although both traces even w
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By Ed Pavlovic
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Tek 577 D1 Repair (B07xxxx) 3 messages
1. 2020-Oct-24 :replaced a leaking electrolytic capacitor C124 on the A2 collector supply circuit board. https://groups.io/g/TekScopes/photo/255563/6?p=Created,,,100,2,0,0 2. Oct-26 :The Collector sup
1. 2020-Oct-24 :replaced a leaking electrolytic capacitor C124 on the A2 collector supply circuit board. https://groups.io/g/TekScopes/photo/255563/6?p=Created,,,100,2,0,0 2. Oct-26 :The Collector sup
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By Jack2015
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Peter Keller's Book Mailing Status 7 messages
This morning I mailed 76 of Peter Keller's books. These went to 72 people in the USA who ordered Peter's book. At the request of our currently shorthanded post office staff I have been asked to wait u
This morning I mailed 76 of Peter Keller's books. These went to 72 people in the USA who ordered Peter's book. At the request of our currently shorthanded post office staff I have been asked to wait u
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By Dennis Tillman W7pF
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