Hi all, I have a PG502 TM500 module here I'm poking away at, and although the capacitors all test better than the datasheets in all respects (Those Vishay 30D caps are pretty good!), some of the old b

Our stuff season is getting its last additions today, there's still one hard to find 149-0035-00 fan motor (465/475), some blue CRT filters, and some interesting Tek internal bits including a 2335/6/7

Gentlemen, My 465 has a stuck coupling switch - it developed during a project that I am working on. It's stuck in the AC position. I don't want to force it. I haven't taken the unit apart yet but with

Hi all, I just picked up a 067-0508-00 Amplitude Calibrator and I believe it was rack mounted. It doesn't have the outer cabinet. I don't know much about the interchangeability of mounting and cabinet

I have been recovering a set of Tektronix 4041 tapes that I received from Stan Griffiths in 2000 in a box with Tektronix 4051 tapes. The 4041 tapes included EZ-TEST Volume 1 and Volume 2, but the firs

There have been quite some discussions about missing posts regarding the fabulous Tek 500 series...https://groups.io/g/TekScopes/message/175302 ... to show that the matter is still alive, here a recen

Bonjour a tous: Have some 2465B that are out of VCAL only or HCAL perhaps a few percent. Been a while since did cals on these. Do it with case closed after warmup 30 min to stabilize? Are the only CAL

Hi Simon, Yes, I got your info and added you to the list. I will keep everyone posted via TekScopes on what comes next once the orders stop, Peter runs out of books, or I stop accepting orders in abou

I am looking for a working 7904 scope less plugins. I have a bunch of good ones. I gave up on mine that went bad this summer. 73, Bill, WA2DVUCape May, NJ609 425 8651

Hi, I have a P7001 / 7704A free for the taking. It's located in SE New Hampshire. Pickup only. Too big to ship. It's not working. I believe the problem is in the digital unit power supply. No plugins

I'm looking for a few TM500 modules SC504 or 503 scope A multimeter module (DM501,502, etc) PS503 power supply (2, actually) Working would be nice, but not necessary. I'd be happy to take broken modul

Hi all, on my 7633 I have very noisy SAVE INTEN / STORAGE LEVEL pots. Seem it is practically unreachable without having to disassemble many other parts. Anyone know the correct procedure on how to dis

Bruce Atwood added the album 7004 bezel: Is this an add-on? Can it be removed?

Greetings, I lost track of the thread but I am glad to share some of my experiences with 500 series scope. Perhaps I have owned more than necessary, but they are amazing scopes and have been wonderful

I plan to get a modern DSO at some point, either a Rigol or Siglent 4 channel scope at 100 or 200 MHz, but just saw a TDS5054 on eBay for about the same price as the Siglent scope I've been thinking a

There are several holes in the 475B's case that allow trimming performance without removing the cover. These are documented in manuals. There's a similar hole in my DM44, but I haven't found any refer

Not strictly related to TekScopes, but I think of even broader interest. American time-nuts might want to sign the petition for rebuilding the Arecibo radiotelescope. As a foreign I can't https://peti

Hi all, I recently picked up an A6303 (P6303) current clamp and I'd like to construct a calibration fixture to enable me to check and adjust it etc. It looks just like an aluminium shroud with a hex s

I want to send pics of 7S14 mod to group, but it has an email not mine and wants a password.

Phillip Potter added the album Tektronix "Protype"?: I have no idea what this is, although the "mic" jack on the front is interesting. The following photos have been uploaded to the Tektronix "Protype