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Keysight U1242B Schematic
Does anyone have a schematic for a Keysight U1242B meter? I am trying to troubleshoot an "Aerr" error. Thanks. Mark
By Mark Creighton · #150352 ·
Re: VNA Reference Impedance Renormalization
Good catch, Dave!? I'd kind of skimmed over the .pdf and then filed it for future reference myself. I'd measured some boards probably 10-15 years ago with a 50 ohm VNA and was surprised to get
By Jim Ford · #150351 ·
Re: Vintage parts for sale
You can use https://heic.online/ for free also batch convert is possible But he offers only some old russian parts, R, C, Tr Peter ========================== Am 21.02.2025 um 18:07 schrieb Peter
By Heinz-Peter Deutsch · #150350 ·
Re: Vintage parts for sale
Microsoft requires you to buy a plugin to easily view them. It’s an Apple format. The free ones are unwieldy to use. Peter
By Peter Gottlieb · #150349 ·
Re: Vintage parts for sale
Hi Jurek, send your pictures in jpg format--> not in HEIC format nobody can read it. Peter ============================
By Heinz-Peter Deutsch · #150348 ·
Re: HP 3403C True RMS Voltmeter display fault
Hello, For Joel: 1. Yes, the blinking +1 indication remains on DC. Actually, it remains +1 on any setting, with or without the converter inside. It does not seem to care. 2&3. I will report the
By AArnaud · #150347 ·
Re: Vintage parts for sale
In what price??Sent from my Phone.?
By NICK K. PLUMIDAKIS · #150346 ·
Re: Looking for 54300A operating and service manual
I'm all set now, thanks again. Peter
By Peter Gottlieb · #150345 ·
Re: Vintage parts for sale
Hey, here is the link to pictures of parts., https://we.tl/t-Bd7cqIsGTG Let me know what you need. I prefer to sell all of them. Best Jurek ?On 21/02/2025, 16:49, "Alexander Huemer via groups.io"
By jerzy przezdziecki <jprzezdziecki@...> · #150344 ·
Re: Vintage parts for sale
Hi! Some pictures and a list of items would be appreciated. I personally could imagine to want a 'grab bag' of a small quantity of the individual items. You know, 'just in case'. -Alex
By Alexander Huemer · #150343 ·
Re: Looking for 54300A operating and service manual
Yes!? Thank you, this has exactly what I need! Peter
By Peter Gottlieb · #150342 ·
Re: Vintage parts for sale
according to the O.P.'s other posts: Warsaw Poland.
By Roy Thistle · #150341 ·
Re: HP 3403C True RMS Voltmeter display fault
Actually, if the display is goofy, not counting or "wiggling", maybe the clock oscillator that drives the system or display is not running. Probably a simple oscillator crystal with a pair of
By Jeff Kruth · #150340 ·
Re: Vintage parts for sale
Hi Jurek, This sounds interesting for me as I do restore vintage radios and even test equipment - I am in the Netherlands, I would ask where you are located and if you would be able to ship to me
By Trevor Gale · #150339 ·
Re: Looking for 54300A operating and service manual
Hi Peter, The input modules used in the 54300A are also used in the HP 54100A/D scopes. ? You can find the service manual for the scope
By Mark Litwack · #150338 ·
Re: Looking for 54300A operating and service manual
Cheers - Is that all you need?
By Peter Brown · #150337 ·
Re: Service manual scan post processing
Whilst looking through the service manual for the Canon MS-800 I noticed that it listed a 128Mb SODIM as being optional and necessary for the greyscale option My machine did not have this fitted so I
By Peter Brown · #150336 ·
Re: Looking for 54300A operating and service manual
Your stash must be a gold mine. You're doing a great service, thanks! [email protected]> wrote:
By Gabor Szucs · #150335 ·
Re: Looking for 54300A operating and service manual
Apologies, I dropped the right hand end of the schematic off I will rescan and post the corrected version later Peter
By Peter Brown · #150334 ·
Re: Looking for 54300A operating and service manual
Take a look at the .pdf file in Files -? A temporary directory for photographs and help relating to emails and posting? - 54300A This is the schematic for the input card - it may have what you
By Peter Brown · #150333 ·