Hi, for the first time in many years I have to repair the HV section of a 7623A that shows no signs of life. Filament voltage absent, -1500 V absent. I've already changed the 4 electrolytics inside wi

The following photos have been uploaded to the 7623A HV transformer ringing test ( https://groups.io/g/TekScopes/album?id=281947 ) album of the TekScopes@groups.io group. * 15Vsecondary_ecited_withsqu

Good afternoon, and happy Thanksgiving to those folks who celebrate it here. I'm looking for some guidance as I go through this process. I recently acquired a 2465B that, after a quick power up test,

Hello. I have a Tek 7L13 spectrum analyzer. The signal seems to be OK but the display is very unstable horizontally, rending any measurment impossible. Does anybody have already face this issue? Regar

unclebanjoman <mmazza@...> added the album 7623A HV transformer ringing test ( https://groups.io/g/TekScopes/album?id=281947 ) : Ringing test made with Type 111 pulser. A capacitor of 0.33 uF is in pa

Hi, I've made a few backup floppies of the Tek TDS Field Adjustment Software for the scopes I have for nostalgia and fun (I guess similar reasons to having a collection of LP's... Aren't floppies fun?

Hello, I have a 466 with a strange behaviour of beam intensity control. After a power-up the beam intensity control is non-monotone. After reaching certain knob position the intensity stops increasing

Hi all, I have a flexible plugin extender for the 7000 series that has had a hard life and needs restoration. The male end that plugs into the mainframe is fine. The female end that receives the plugi

I'd like to know who did all the mods to the HW-8 someone might recognise the set...photos can be provided... I bought from USA waelier this year. I'd also like to get a 'Tick' keyer for it. Why do I

Hello all, recently took a chance on a 465B with operators and service manual included which, as to be expected, does not appear to be functioning properly... Known Issues: -Upon setting all controls

Lots of treats have been added to the sphere Stuff Page, you can see them here: https://www.sphere.bc.ca/test/stuffday.html There's a nice pile of Tek plug-ins in the Tek section, interesting items in

Hello, Hope you all had a peaceful and heartwarming Thanks Givings! One more chapter on the restoration of this 464 that Sigh! I once thought was in good shape Sigh! After having solved the most immed

I was thinking about using this P6009 X100 HV Scope Probe with an adapter to load the input network of any of my 10M input Z DMM's to present a 1M Termination resistance to the scope probe. I just loo

An old Tek scope appeared in some short footage involving some nuclear power plant history. It was at the Sundance Peak USAF radar site in Wyoming operated by the 731st Radar Squadron using a “portabl

Hi All, If your in the San Diego/Los Angeles area, there is a Craigslist Ad for a 5103N mainframe oscilloscope with a 5CT1N curve tracer plugin. Link is here: https://sandiego.craigslist.org/nsd/ele/d

Hi, I'm currently going through the adjustment procedure on my FG504 Function Generator and I have found an issue with the 10^6 range setting. In the manual for step 20, it says I should set it to thi

I'm bidding on some items in a local auction of test equipment, but I'm concerned that a) several items are liable to attract tube vultures, and b) my max bids will not be high enough to shoo them awa

Hey group - <"Hey Dan"> Is there a comprehensive list of probes and scopes that work together? I just bought some probes with what I thought was the same interface as my scope and it turns out there i

I wrote this book about Tektronix oscilloscopes. It has 268 pages and covers the 7000-Series and some 465. It is a non-commercial initiative, the book is completely free (no registration, no banners,

Hi all, since the tags of the relevant mailing lists have slowly become obnoxiously long and get in the way of reading the actual message subject and message snippet, I created a user script that peop