Sorry about the small hair on the white background mat. My old eyes did not see it until exploded on my computer screen. The cable (transmission line) measures 1.3 meter and 270 ohms. The picture with

snapdiode updated the album Baby scope Model 1010 innards

I've just given my 2467B scope here a going over, new caps here and there (dirty Rifas replaced etc) andnew RAM battery etc. I've noticed when I press any button on the front panel, the LED's briefly

I've spent a few fruitless hours looking for videos of people actually using Tek sampling scopes (e.g. a 7000-series with the 7S11/7T11 plugins) just to see what it's like to use them. Is the user exp

Hi, I just received today my new/old scope 2467B, I investigated the insides and I need to swap the electrolytic caps on the A5 board and RIFA caps in the PSU as well as replace the Dallas chip with f

https://detroit.craigslist.org/wyn/msg/d/livonia-tektronix-535-vintage-tube/7271634106.html

Hi, Since I’ve had this scope (2235), it’s one that I enjoy using because it’s fairly light in comparison to my other ones; the form factor is convenient. And it gets the job done for my needs. Howeve

Apologies if this has already been asked, or is well known: Is there some Tektronix Option card or module that was made by Tek to operate the Tek 576 Curve Tracer via computer ? -- If so, Does anyone

I designed a basic front cover for the Tek2465B to protect it while shipping and to allow me to stand the device on its nose to remove the cover and work on it. You can view/download it here: https://

I was wandering YouTube and found a demonstration of a JVC color video monitor that used a Tektronix invention- a B&W CRT with an LCD color filter over it to produce field sequential color. What scope

Hi all, I find alignment of the 576 a rather pleasant excercise, until it comes to the point where you're supposed to use the calibration fixture - particularly for the step generator. Then the guessw

Miguel Work wrote on 2/2/2021 8:29 AM: > Yes, is a allen key, but now try a torx key with the grubscrew. Hello-- I misread "allen" as "alien", which reminded me of the Bristol screws that were sometim

This turned out to be a cold solder joint on the delay line at the vertical board.

Hi all, I spent some covid-time to clear up a collection of tubes I have in my basement, untouched for 25 years or so. Now I intent to analyse some of them with my 576 in some way... Only the 576 isn'

tek 576 curve tracer #B283924; the screen trace is intermittent when Display (Invert ) switch (467A) is in the released position. In the pressed position, the trace is normal (I am using it in the pre

The 475 has the 3-conductor BNC terminals on the front panel, to indicate the correct voltage/div when a compatible 10x probe is connected. Channel 1 on my 475 became very positional, by which I mean

For those looking around for an easy way to make TM500 compatible housings, here are a few thoughts: 1. Tek 5000 series Scope plug-ins have the EXACT same metalwork, and are perfect organ donors for y

Need to remove the horizontal control knob on my 576 so I can remove the board to get at the display selector board. One of the grubscrews undoes easily enough, but the other appears to have its hex s

This is a good question for TekScopes so I’m forwarding it on to the forum to see what they think Hi Sean, There shouldn’t be more than a few microamps of current for the zero step of a 2N3906. 100 mi

I feel like this has been discussed before, but I cannot find the thread now. Does anyone know of a solution for the 7104 readout not displaying except in "pulsed" mode when slaved to the gate (also w