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Hi Tommy, does this scope has a standby mode? More than once I've seen this sort of behaviour on various products that have standby power and switching supplies. One of the possible culprits is a

Enough of this, both of you. -Dave, list moderator

I don't think that was clear enough - consider taking out a full page ad in the New York Times <sdturne@...> wrote:

Was the power on or off when you measured the cell voltage? Regards, and happy new year. -- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus

Thanks Glen for your answer and yes I was afraid of that. I'll give Keysight a call anyway. Interesting link, not for the fainthhearted, I'll have to digest that, slowly...

There are known issues with boot flash corruption on some models of Keysight scopes. At some point Keysight would fix the scopes even if they were out of warranty if they had this particular issue. No

Greetings from Sweden, Scandinavia! I'm Tommy, a new member here on groups.io although in the distant past a member at Yahoo. On my bench I have several "HPAK" instruments, mostly HP brand, aged for

I can choose not to participate. Sean

The owner of every forum is exempt from every rule they set, and you can't do anything about it. This forum, unlike others, states it outright. I put this rule in explicitly so people who make trouble

I was thinking about exactly the same. Do you want to compare to see where the check sume is stored ?? W ?roda, 5 stycznia 2022, 03:26:37 UTC, Mike Walters <mike@...> napisa?(-a): Does anyone

Hi Matt My service manual P/N is 08663-90071, covering from 2234A to 2927A and found nothing about that keystrokes :( However, my unit has serial 2846A opt 002, if you need data or whatever for

Does anyone have a copy of the 54720 or 54710 firmware disk? If I could take a look at that, I can probably figure out how to make a 54717a eeprom image for you. <arkadiusz.gibes@...>

HP 85A, that's what it was.? After 3 and a half decades it took me a while to recall.? ? ? ? ? JimSent from my T-Mobile 4G LTE Device

We used 9825s with automated headset test equipment at Plantronics in the 1980s. ?All of the test equipment and sound sources were connected via HPIB.

The only thing from HP I can think of from around that time? that had a LCD screen would have been the portable 45710A or portable plus 45711B both of which had MSDOS in ROM.? There was also the

Hmmmm.... We used something similar at Varian Beverly Microwave Division in 1986.? I can't remember the model number, but like the 9825, what we used was more than a calculator and less than a

All, I have unearthed a 98034A HPIB adaptor for the 9825 calculator. I will also post in the for sale group but have seen people discuss such items on here to so hope admins will allow this

Hi all! I have an 8903A (with faults) and have been using the online edition of the 8903A manual (covering 1942A-2016A) fine for the CPU/latch/oscillator boards, but in the next stage of fault finding

Mini oscilloscopes are one of my collecting and restoration interests.? I am looking for a Philps PM-3000 or 3010. Need not be working, completeness is important.? AND- I am still looking for a

Jeremy Nichols <jn6wfo@...> added the album HP-5347/48A and HP-5361A Coffee mug: “Two instruments in one.” Promotional item from the 1970s. Images appear when hot liquid is poured into the