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What is a C2 diode pack? Which aftermarket mixer? How does the performance compare? Thanks...

This is one of the best demos I've seen of the use of a scope (a Tek 2232, btw) to use all the functions of the scope to examine different waveforms: <https://www.youtube.com/watch?v=h8MamgRaLsM> Very

Some of the old CRT testers also have a last ditch heater re-weld function as I recall. I remember the shop I worked in back in the 80's had an old tester (for black and white only as I recall and/or

Hey Mark, try this. Connect a 47 uF, 450 volt capacitor across the heater pins. Charge the cap through a 47K 1 watt resistor to 499 volts or so. When charged, tap on the neck to get the strap to

if the crt shield,cover,what? was not in place then there would be no display,,this is the 465,,which was working until i started diss-assembly,,,for whatever reason,,now escapes me. Much obligated

Looking for the CRT for the SC503. Shows an open on the ohm meter across the heater. Pulled the jug out of the shield, and sure enough, pin 12 has separated from the thin strip that leads to the

Didnt know that, I uploaded a couple of examples to the photos section titled FrontDesigner Examples Larry

Thanks, will study the info you gave me.

Hi The connectors in the 7603 for the most part are color coded. For example a P1 connector will often be brown and P2 will be red. With this knowledge and the manual you have a better chance of

This might help. It is some extensive tests on a 7603 HV I did a few years ago. http://home.comcast.net/~tek-share/site/?/page/Tektronix_7603/&PHPSESSID&#92; =a096bf125eb899358c4d218d16fd078d

In the 485 I am working on one of the HV caps has 3 pins. One is tied to a metal shell that looks like a ground shield around the cap. Bob

I bought a broken 7603, the fan was working but nothing else. I opened the power supply and started looking but did not really find anything. I did not find on the power supply board the TO

I buy it at conrad electronic (Europe). It is made by Flexcon, here are the english datasheets: <http://www.produktinfo.conrad.com/datenblaetter/525000-549999/529443-da-01-en-Schutzfolie.pdf>

On a related subjuct: does anyone know of a company that produces the adhesive backed mylar labels that are often used for control panels? The mylar is printed on the backside and a layer of adhesive

The 2430A use a two part firmware. U480, U490 are V 2.5 as listed in the scope below. U670, U680, U682, U690 and U692 make version 2.41 as listed in the ebay scope. Unless you are sure you are having

Feel free to check out a site I run: http://www.scopejunction.com/ It focuses more on modern scopes of all brands, as well as electronics and test in general. I hope you'll join, and if you're

Hi Dave, Those are Keithley source meters, not Tek scopes. Let your head come to rest. Jay

Good Year !! All voltage on processor board and from power supply are within specs all digital voltages on cpu board are ok, The scope passes self test but in the moment of starting it freezes with

Hi Larry, Your link leads to a forum which requires membership to see the photos. Mark