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Check several other voltages and all will lead to no display. X or Y axis way off screen Blanking hard blanked off. I have run into all of these and the great news is its easy to find the issue when

Yes Fedron; but, there are other rubber cleaners/restorers. Do the others work as well as Fedron? The other cleaners/restorers have different chemical ingredients. Years ago, I heard something bad

Disgusting. I hope to never be relegated to that sort of pseudo-connectivity. I'd certainly never put up with it. You're not based in Pittsburgh, are you?? -Dave -- Dave McGuire, AK4HZ New Kensington,

Headed over to section 8 (service) - troubleshooting - general. Paragraph 2 describes how to check analog circuitry; I temporarily removed A7 as instructed (what remains is an analog oscilloscope

I have a bunch... maybe 30... Laser Jet paper trays for II, 4, 4L, 2400. If anyone is interested PM me. (I'm not in CONUS... I'm here in the colonies.)

Comcast in US does it. I use pair.com in Pittsburgh as my email provider but Comcast as my ISP. I suspect most large ISPs do it.? Regards, John K1AESent by my iPhone Sent: Wednesday, October 7, 2020

There are several HP 8556s on E-bay Cheers! Bruce Quoting Steve Dench <sjdench48@...>:

This usually works... With best regards Tam HANNA Enjoy electronics? Join 15k7 other followers by visiting the Crazy Electronics Lab at https://www.instagram.com/tam.hanna/

How about zipping it WITH a password? The password keeps the provider from looking inside the zip file.? Regards, John K1AESent by my iPhone Sent: Wednesday, October 7, 2020 10:13 PM To:

We can try again. I had multiple such issues in the past, even with clients who "whitelabeled" the GMAIL to work in their domain, and then enabled its spam protection service. With best regards Tam

I'd be quite surprised if gmail did it, but I don't mind being surprised. Either way, if some "provider" arbitrarily blocks content, it's time to move elsewhere. Period. -Dave

1und1 of Germany do. So does GMAIL. With best regards Tam HANNA Enjoy electronics? Join 15k7 other followers by visiting the Crazy Electronics Lab at https://www.instagram.com/tam.hanna/

"The provider"? What provider would that be? I can assure you that my mail server in particular pulls NO such shenanigans. -Dave -- Dave

No. The provider filters it. Tam With best regards Tam HANNA Enjoy electronics? Join 15k7 other followers by visiting the Crazy Electronics Lab at https://www.instagram.com/tam.hanna/

Hi Bernie I have only been able to estimate the 90Hz signal by injecting a signal into the input from a sig gen at a high amplitude to override the spurious signal and see where it sits on the

Good heavens. This is only a problem if you run Windows. (but then you've got far bigger problems) -Dave -- Dave McGuire, AK4HZ New Kensington, PA

Hello, this is peaceful. I think I already entertained the Danaher mailing list of my adventures with the accountant who found out that she can play Solitaire on a TLA704... Tam With best regards Tam

I have HP 853A mainframe with HP 8557B (the 75 ohm version) plug-in. The 853A CRT has no display light output at all, at any intensity/focus setting. If I plug an external scope set to X-Y display

The issue is YOU CANNOT EMAIL a vb / vbs file due to Windows Scripting Host. Let me repeat that. _/*YOU CANNOT EMAIL A vb / vbs file.*/_ Cesar: where are you based? Put it on an USB stick and mail it

Actually one of theirs was a Ricoh engine Regards, Stephen Hanselman Datagate Systems, LLC