After having repaired on of these units I was searching all over for the sample waveform disk (P/N 063-2169-00) or even just the files from the disk. Recently I finally found one on eBay and verified

Hi, It's been long time since I posted anything but hoping someone can help. Does anyone know if a 492 ( not an A,B,P etc) can be retro fitted with the 1st oscillator phase lock and pre-selector upgra

I have come a long way in this restoration. I have an issue now with 2 things and may be related but I don't know. I hope I can describe where you all understand. 1. B sweep is running fine with no is

Hope its ok posting here,here goes I have a dead pm 3262 scope,seems theres no eht,so far i saw an arc on the underside of the eht unit,i dremmeled out the burnt potting from the arc area and resealed

For those with a 2465A (or maybe B) version; I just received a 2465. Very clean and good looking inside; probably heavy usage, though, considering the status of the blower: noisy. Another thing I noti

Does anyone know how and or where I can pickup option 2.

Hello Everyone, I have a Tek 2225 scope which has an oddity which im trying to fault find. Overall the scope works fine, however, when set to 0.05uS/Div there is a clear ringing on the display. It doe

Dear All, I am trying to fix a Tek 577 for some time. After a LOT of work I think I have been able to fix all major problems of the unit and go through the calibration procedure. One minor issue I not

A topic from long time ago; just thinking of some old puzzles. I have a 2465 (not A or B) which works except for a focus problem. Focus amp seems to work fine (voltages match my calculations / values

After a year of lusting after an SG 504, but never being willing to spend what was being asked on eBay, and then again spend the same amount for a separate leveling head, I splashed out a much more re

Where is the trace finder typically located on a 453? Anywhere, centered who knows? Dug out the 453 last week and started looking into maybe or hopefully getting it going again. It looks like the X ax

I've recently acquired a 284 that seems to need some TLC. Before I start snooping around in it, I'm wondering if there are any "usual suspects" that I should consider. Besides all the electrolytic cap

Hello Can a picture accompany a message or does it require it being sent to the Photos? How do I do that? Thanks

Greetings, I have the following Tektronix PAPER manuals that are surplus to my needs. Models: 1a1,7a16p,1a2,7a18,7a26,7b53a,7b80 7b85,j16,c30a,c50,51,52,c59a,c70 134,176,tm501,am503,520a,535a,576 p600

Picked up a Tektronix 2232 scope at a Club auction recently. It has a dot with the "beam finder"but no trace. You can move the dot vertically and horizontally with the position knobs. Opening it up I

Greetings, I am certain I am not the first to ask, but it is worth a broad shot-gun style hopeful ask… OT: Does anyone anywhere have a schematic for the Tektronix THM565 scope-meter? I replaced four l

I have a P6021 current probe but no termination box for it. Is the termination box necessary to use it and what are the consequences of not using it? What is the impedance of the probe output without

1) The procedure calls for a Time-Mark Generator. Is this really just a pulse generator? What is the pulse width? 2) Is the Time-Mark a positive pulse, i.e. it does not go below gnd in its low state?

I have a few tubes in the back room that are double peaking now and I was reading a few things on line, which is dangerous I know. but it got me thinking would 2 SMU units be able to do a tube restora

Does this scope have calibration data stored in battery backed ram? I have one of these in absolutely pristine condition that I hardly ever use. Thanks, Bert