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HP-8640B all-zeros flashing display
Hi all, My trusty HP-8640B (the first unit I got years ago) has suddenly stopped working :-(. I used it last time yesterday night and worked fine but today, upon powering it up, it shows an all-zeros
By Jose V. Gavila <eb5agv@...> · #38380 ·
Re: OT ac outlet socket Heathkit IP-5220 Variac
Perhaps one of these connectors will be what you need. From www.mous
By David M · #38379 ·
Re: OT ac outlet socket Heathkit IP-5220 Variac
Leviton 1374-1 is the socket - had ne go bad in a power strip. Fits a .95" x .95" square hole. Add a -W if you want it in white. 5 bucks max at most industrial suppliers. Cheers, -B
By tronix_cal · #38378 ·
Re: HP 85662A Power supply issue help needed
Hallo Guy, we are talking about the IF section PowerSupply (85662A) yes? I concur with Jose, and can add that the +15V is the one you should concentrate on, because this is used as reference for -15V
By mrcschrdrs <mrcschrdrs@...> · #38377 ·
Re: HP 85662A Power supply issue help needed
Hello Guy, I know this is a very general message but I think it may help you... those HP multi-voltage supplies usually have one of them as a reference. If it is bad, all of them will show wrong
By Jose V. Gavila <eb5agv@...> · #38376 ·
HP 85662A Power supply issue help needed
Hello group , I own an Hp8566B SA which went in trouble suddenly ,the display disappear and the instrument LED N¡ã1 still lit, I have checked all the cables as state in the manual, and no results,I
By Guy DAIPRA · #38375 ·
Re: Which HP spectrum analzyer is structurally most similar to that of HP 8565A?
Tim, I do not have choice. The prices to get a good working SA is outrageous for my limited budget. I have been very glad I can afford to buy a broken SA. I only wish to restore at least one of the
By Amos Ku <amosku@...> · #38374 ·
Re: Which HP spectrum analzyer is structurally most similar to that of HP 8565A?
Yep - might have to read up on the EMC - have a google for Henry Ott. Be careful you don't over invest in the SA. They are good but the YTO drift will still be there. If your tube is really suffed you
By mai1grp8s · #38373 ·
Re: Which HP spectrum analzyer is structurally most similar to that of HP 8565A?
Don't have room outside. Best Regards, Amos Ku
By Amos Ku <amosku@...> · #38372 ·
Re: Which HP spectrum analzyer is structurally most similar to that of HP 8565A?
The real fun is keeping all the digital stuff that you add OUT of the existing analog? system... Jim Cotton n8qoh ________________________________ To: "hp_agilent_equipment@..."
By Jim Cotton · #38371 ·
Free for Postage: HP5328A Digital I/O board , fan & controller
Free for Postage ( USPS Medium Flat Rate Box, ( $15) to the lower 48: HP5328A Digital I/O board, PN 05328-60039, with two ribbon cables ( smaller of the two cut in half). Unit fan and controller.
By mspaddles40 <Ashley40@...> · #38370 ·
Re: Which HP spectrum analzyer is structurally most similar to that of HP 8565A?
Tim, This email is to respond to your earlier email about having some VGA kit to replace the CRT. I have an idea. Since all the display section does is to take the signal to be display (y-axis) and
By Amos Ku <amosku@...> · #38369 ·
Re: 3324A VS 3325A?
Hi Eugene, hadn't seen a 3324A before, interesting. Looks like a redesign with newer components, and not much change in the specs. The diffs I see are: - sweep: the 3324A has multi-interval sweep -
By mrcschrdrs <mrcschrdrs@...> · #38368 ·
Re: 8350B Firmware
Or, if you prefer: ftp://ftp.bluefeathertech.com If you're sending something for upload, though, you'll need to send it to me in an E-mailed file attachment. Thanks. * REPLY SEPARATOR
By Bruce Lane · #38367 ·
Re: 8350B Firmware
<http://www.bluefeathertech.com> Bruce Lane Regards, David Partridge
By David C. Partridge · #38366 ·
Re: 8350B Firmware
I've never used it, but it's run by Blue Feather Technoligies as I remember... Bruce something in the Pacific Northwest. Try Google. I can't look at my archives right now, -John ================
By J. Forster <jfor@...> · #38365 ·
OT ac outlet socket Heathkit IP-5220 Variac
Hi, I wnt to use my IP-5220 to run power test on an SC501 and found the isolated outlet bad again. I had noticed earlier that some power cord did not make reliable contact with this outlet. I took the
By Jerry Massengale <jmassen418a@...> · #38364 ·
FS 54701A Probes
I have two HP 54701A 2.5 GHz Active Probes in plastic cases. They look complete and almost new, but I have no way to test these. I'll sell these cheap, so make me an offer. Shipping within the US will
By mojoehand · #38363 ·
Re: 8350B Firmware
Joe, ? Thank you, sent a response.. ? ? Jon ? To: hp_agilent_equipment@... Sent: Friday, August 26, 2011 9:57 AM Subject: RE: [hp_agilent_equipment] 8350B Firmware ? Jon, Just sent
By rpoz28cam · #38362 ·
Re: 3324A VS 3325A?
Eugene, I know I have a 3325A, goes to 60Mhz out the back panel.? Does the 24A do that? ? Jon ? To: hp_agilent_equipment@... Sent: Friday, August 26, 2011 10:09 AM Subject:
By rpoz28cam · #38361 ·