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Pretty sure mine were in the same ballpark, also measured with autoranging DMM. I might be able to check mine after work, if that would help. Did you check the ones on the horizontal amplifier and

Hi, obviously I did all that before I posted. Did you actually read what I posted? Bill

For better advice Please post photos to the section, as an album inside and front, back Get the Tektronix service manual, original, Artek copy, or as pdf ( w140, Tekwiki) Follow the procedures and

Thanks in advance for the excellent help I have received already just by reading. In an nutshell: 7904 from fleabay advertised as good work but is not - no trace no beam find no sawtooth. Seller

Oh. Yes, right. Faulty memory. DaveD KC0WJN [email protected]> wrote:

Minnesota..

I would be interested to know the story behind Artek Distro; I also believe that it is a legitimate company; I do NOT know if it is related to ArTek media. ISTR ArTek media was located in Texas

I suspect the "distro" is legit, is run by a list member, and they'll chime in shortly to explain. But I don't know these as facts, so I'll hold my tongue so as not to muddy the waters. Dave

ArTek manuals (artekmanuals.com) is located in Florida. Artek Distro appears to be a completely different vendor and an ebay seller which sells lots of random electronic equipment. I personally would

Good day to the group, I trust everybody has made it well into the New Year. This is a pre-announcement, if you allow, please. I am located in Germany as most of you are aware. So this is very

I came across an ebay store named "Artek Manuals Distro", selling Artek CDs and test equipment. Located in McKinney, Texas. Weren't they based in Florida before? Is that a copycat or a legitimate

Hi Evan, No need to open up your scope. From other group members, I have received additional information. The driver circuit of the line transformer is very close to the one used in the 11401/11402.

Hi Gerard, Since you have the 11403A do you need me to open one of mine up to take photos and try to ID parts? -Evan <g.j.m.janssen@...> wrote:

https://www.youtube.com/watch?v=rzYciyIoBPY

Oh, no smell of ozone either Jon. The trafo runs at 51 degrees, the caps at 31, this relative to a room temp of 20C, all limited by DIY equipment...

Jon, Ed, Mark and everyone else, thank you so much! I had to go to work today, an "occupational hazard". Tonight I clarified a couple of things. The neon stays on for a good 30 seconds, but I need a

Hi Wolfgang, I understand. I plan to pursue those relays on my own but just wanted to ask just in case. I'm still interested in getting a few of your boards as I have two 7A13s and I think the 7A12

I don't think I have one. I don't think I need one. Is this a "collector's passion" ... or am I missing something? -- Roy Thistle

Over the years I have heard that the meter scales on certain HP gear were custom ruled as part of initial calibration, so specific to the individual instrument, but I have no idea of which ones are

Hi Evan, Thanks for replying. The CSA803A has a color display. I have put some pictures of the A8 video driver board in the photo album