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Date
HP PN 1855-0418 Part Identification Help
Hello, I need to replace a dual monolithic N-FET transistor on HP 8903B, the HP code for the part is 1855-0418. Can anyone help identify this part so I can source a replacement? Thank
By Bernardo Santos · #116253 ·
Advice for a new to me Spectrum Analyzer
I have a new to me HP 4411B spectrum analyzer and I am wondering about options and software for the unit. It is currently fully working and no faults are detected with it so that is good. It does have
By Eric · #116252 ·
Re: How to fix broken HP key
Shapeways can Sent: 02 June 2021 18:14 To: [email protected] Subject: Re: [HP-Agilent-Keysight-equipment] How to fix broken HP key Most people can't 3d print metal
By David C. Partridge · #116251 ·
Re: How to fix broken HP key
Most people can't 3d print metal :-) Calvin, If no one in the USA can give you one, I can put a contact in the post if you PM me your address. Robert G8RPI (Cambridge UK)
By Robert G8RPI · #116250 ·
Re: General opinion on 180 series scopes?
Currently eBay is showing 1804a 4 channel plugins for around $20-50. The 1804 does 4 channels but no math. The 2 channel units have addition and the specs say when one Chanel is inverted it acts like
By Steve Holland · #116249 ·
Re: How to fix broken HP key
Has anyone tried 3D printing those switches?
By Steve Holland · #116248 ·
Re: Free CRT
John, I sent you a PM. Check your spam. Wally KC8INK
By Wallace Gasiewicz · #116247 ·
Re: How to fix broken HP key
In case you go looking for a key switch parts donor, a (broken) HP 3437A would be a very good (and undervalued) candidate. They are offered regularly at acceptable prices and the Bill West keys in
By Raymond Domp Frank · #116246 ·
Re: How to fix broken HP key
Before you go gluing stuff together, let me tell you, do NOT use glue. Figure out what plastic is being used, and use a PLASTIC WELDING COMPOUND. It consists of a solvent (which quickly evaporates)
By cheater cheater · #116245 ·
Re: How to fix broken HP key
You can go to settings/camera/format and change to compatible and it will save in jpg/h264 format instead except for things like 60fps video. Details are there in the settings. Sandra Sent from
By Sandra Carroll <smgvbest@...> · #116244 ·
Re: Want To buy: HV transformer for HP 1707B scope.
i have a 1710b which is busted, maybe time to start parting it out... i am not home till mid June, but i can ohm it out then... Maurice
By Maurice Smulders · #116243 ·
Re: How to fix broken HP key
The GNU Image Manipulation Program (GIMP) also supports HEIF/HEIC in recent versions.
By Bryce Schroeder · #116242 ·
Re: 8566B Option 002 Turbo (Firmware revision 12.4.91)
BTW -- I won't be able to pull the Turbo info from my unit. In replacing the CRT I am only working on the 85662 IF/display unit and not digging into the RF section where the processor card apparently
By John Ackermann N8UR · #116241 ·
Re: How to fix broken HP key
That's another reason I don't care for Apple...? They always have to do it "their way".?? Plus, you have to use a special viewer, which is featureless.? Don't get me started. Daun -- Daun E.
By Daun Yeagley · #116240 ·
Re: E4407B restoration project: EEPROMs
Hi Alex, Were you able to regenerate the YTF alignment/correction data?? I am in the need to do the same for my ESA where the YTF needs to to re-adjusted.? Did you find out the format of the values
By Zack Smith · #116239 ·
Re: How to fix broken HP key
This is a HP5343A 26.5 Ghz counter. I got it from ebay as non-working unit, as CPU won't reset. I took it apart and fixed it.? I didn't see the missing piece while I was working on it. Now I know
By Calvin Guan · #116238 ·
Re: How to fix broken HP key
Ah, now I can see it - thanks! Silly question, are you sure it isn't skulking inside the instrument somewhere? The spring is the usual part that goes walkabout and I've generally recovered them from
By Adrian Nicol · #116237 ·
Re: How to fix broken HP key
Hi Daun, Thank you for the quick reply. I'm in Orange County, California. I will search the message.? 14:46 at the video shows the missing finger piece that I supposed to have. Looks like I will
By Calvin Guan · #116236 ·
Re: How to fix broken HP key
Hi Jeff, When I Airdrop them from my phone to my Mac, it uses HEIC format by default -- my bad. I converted them to JPEG. Thanks,Calvin
By Calvin Guan · #116235 ·
Re: How to fix broken HP key
I just met the same issue - it seems to be an Apple invented image format - like the world needs yet another? - that allows extra data to be embedded in the file and a Windows 10 download will
By Adrian Nicol · #116234 ·