I have been looking for other fans of vintage tektronix stuff for ages! I have an old 545b unit with ca dual trace plug in module, but I have a few problems with it & have not been able to find a serv

Hello, I just rescued an old 502 Dual Beam Oscilloscope that was about to be thrown out, tubes and all. It is in slightly beat up shape. I am wondering if it would have any value to anyone here, or sh

I know the 7B87 plug in is designed to support the features of the 7854 frame, but can it be used in a 7904 frame, or is it strictly for the 7854 frame? Thanks, Don

Hi All, Where can I get parts for Textronix 7104 scope? I need the vertical channel switch IC. The component number is U668. Thank you in advanced. Feng

We have a pile of 7A16P's, the programmable version of the 7A16, used in waveform digitizers like the 7912D and 7612AD. Unfortunately, we have no digitizers, so these are worthless to us, and do NOT w

Strip off any easily strippable parts, hardware, knobs, etc, and sell grab bags of Tek parts. Tempting :-) Could you post a rough list of 7000 modules...? Any particularly "interesting" ones? (7C,D,L,

Does anyone know the difference between the 1A5 and 1A7 differential plug ins? thx ----------------------------------------------------------------- Michael Dunn | Surround Sound Decoder & Stereo Enha

I am looking for the 'lock down assembly' for a TEK MOD-3 scope mobile cart. I am using a TEK R217 rack cart and would like to mount a lock down for my 7904. Anyone have a spare or any idea where I mi

My Tek model 570 vacuum tube curve tracer seems to have lost the ability to keep the high voltage running. When it is first powered on, I get a nice trace, but the HV oscillator tube (6AQ5) looks like

Hi All, What will be the replacement part for 151-0487-00 ( a transistor) from the power supply of Tek scope 7603? Many thanks. Regards, feng

Hi, I just bought a 7704A which works, but poorly. It only has a bandwidth of 170MHz and the tube blooms badly at a low intensity. It looks like it needs a new tube but does anyone know whether a weak

Anyone have or know where I might be able to get one or both frame adapters to adapt to my C30 camera: A 016-0269-02 for a TEK 475A to C30 and/or a 016-0248-00 for 7000 series to C30. Thanks in advanc

Looking for a source for the Sprague 68D series caps used on the rectifier board of the 7633. Apparently Mallory made a cross at one time. I need the 9600uf for sure. I suspect there will be others on

I'm trying to locate a CRT to repair my Sony/Tek scope. The Part No. is 154-0866-00. I'm willing to pay a reasonable price for one. I would also consider purchasing a dead or near dead 336 scope to sa

I have just joined your group and reading through the posts show you have a lot of knowledgeable and helpfull folks here. I don't want to be a brain picker, but are newbie's allowed to start with a pl

We finally organized and posted all our Tek semiconductors, along with cross ref data, and they are now on line here: http://www.sphere.bc.ca/test/tekparts.html we will keep adding more parts categori

As some of you already know, eGroups has now been folded into the Yahoo groups family. If you're solely an e-mail user, don't worry, you don't have to change anything. If you use the web site, you'll

This is from a post on Joelist (a vacuum tube audio mailing list). I don't know the mailer or the tube dealer. If 7587 Nuvistors are useful in any Tek stuff (it seems like I remeber this number), this

One of the features of the TekScopes site at YahooGroups is a "Bookmarks" section, where we can enter web links of interest. Walter has already put his site address there. Anyone else with a Tek-relat

Hi, I am trying to bring my 547 back to life. It looks like the B trigger circuit has a bad tunnel diode. Where can I get ahold of this beastie ? Thanks, Terry, AB4UM