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RF Voltmeter HP 3406A
Gentlemen, I have a HP 3406A Broadband Sampling Voltmeter I am repairing. According to the test procedure in the manual , the probe assembly is faulty and should be replaced as it is not field
By David Hopkins · #473 ·
Re: Digest Number 167
Thanks George, I too have two of them ! the problem I have is that even with the dip switch on the back set the same, one of them wont allow me to set the day/month, it increments ok as the clock
By VK4ACB <vk4acb@...> · #472 ·
Re: Manual for HP1740A
Hi Gearoid, I checked LOGSA for you and they don't seem to have it. I have however located it on eBay.
By Benoit Robert <robertb3@...> · #471 ·
Re: Looking for HP3336 A/B/C Keyboard schematic.
Hello John I have the 3336c,and a pdf file with operator and service books. Will upload free to You-can split the file into smaller ones. Yours
By hardyhansendk · #470 ·
Looking for HP3336 A/B/C Keyboard schematic.
Hi group !!, Can anybody help I am looking for the keyboard schematic for the 3336 a/b/c synthesizer / level generator ? Thanks in advance, John Barnes
By eboytoronto · #468 ·
Manual for HP1740A
Hi all, Does anybody have a scanned Operation & Service Manual for a HP1740A 100MHz oscilloscope. People keep telling me to look in this "logsa.army" website but I can never get in there - is there
By gearoidloughnane <echelon@...> · #469 ·
Re: HP 59309A HP-1B Digital Clock
There's not much to it. I have two of them and one had a sticker with the GPIB commands on the bottom. There is only a handful of commands. I tried to calibrate the clock against my GPS frequency
By xaos <xaos@...> · #467 ·
HP 59309A HP-1B Digital Clock
Can anyone help me with a copy of the operating and service manual for the HP 59309A clock? Wade VK4ACB
By VK4ACB <vk4acb@...> · #466 ·
Re: 8558B attenuator repair possible ?
Benoit, The problem on most HP Attenuators is mechanical. The o-rings on the rods break over time, this allows vertical movement of the rods and hence bad contacts. If you carefully dis-assemble the
By Echelon Diagnostics Ltd <echelon@...> · #465 ·
8558B attenuator repair possible ?
Hi group, Just wondering if anyone has experience fixing the "non-field repairable" attenuator of this Spectrum Analyzer ? My 8558B attenuator sometimes needs (when changing to a new position) to
By Benoit Robert <robertb3@...> · #464 ·
Re: HP Parts Cross-reference lists 1850-0098
Dear Joe, I got my copy of the 317 manual off of the "bama" sight,... down load for free. It is a good copy. Address is ... bama.sbc.edu I have pretty much finished restoring my
By Chuck Miles <chuckandmary@...> · #463 ·
HP 5210A Frequency Meter manual
Hi all: I'm looking for a service manual or schematic for a HP 5210A Frequency Meter (original, photocopy, scan, pdf). I couldn't find anything at BAMA or
By Rasputin Novgorod <priapulus@...> · #462 ·
Re: HP Parts Cross-reference lists 1850-0098
Dear OM, Just saw your message. In case you don't have a manual for your 317, I do have a professional copy (Navy issue) and a copy of the calibration procedure (Army issue). I also have the
By Joseph Orgnero <joseph@...> · #461 ·
Multiple 50 ohm termination for Aux A port on 8553/8555 spec ans
Has anyone ever made one of these devices? Seems like it might not be too difficult - then again- are there any spares out there? Is it just a calibration error issue running with out one, or are
By Dave Brown <tractorb@...> · #460 ·
Re: Explanation about warning label on 180TR + 8558B units
Hi John, Thanks for the reply and explanation. Yes, I was aware of the capacitors (although I didn't know their name) and the neon tester (already own one) but unaware of the lurking dangers for
By Benoit Robert <robertb3@...> · #459 ·
Re: Explanation about warning label on 180TR + 8558B units
Hi, The problem arises because some, (most) instruments contain capacitors from both line and neutral to the chassis. These capacitors are generally refered to as "Y caps". If an instrument is
By eboytoronto · #458 ·
Explanation about warning label on 180TR + 8558B units
Hello to all, Got a newbie question about a label found on top of my analog CRT main frame (housing my 8558B Spectrum Analyzer). The label said that a grounded power source is required for
By Benoit Robert <robertb3@...> · #457 ·
Info on HP8754?
Loking for specs for the HP 8754. Anyone know of any electronic copies of the manual? (Sorry if a duplicate post....just joined this group)
By Darrell Gordon <darrell.gordon@...> · #456 ·
Re: HP Parts Cross-reference lists 1850-0098
Hi Jim, This is not a reply to your note on an HP cross-ref list. But, I saw your name, and that reminded me that I wanted to ask you something. Tek related. I got a Tek 317 about a week ago. And
By Chuck Miles <chuckandmary@...> · #455 ·
Re: HP Parts Cross-reference lists 1850-0098
Thank you so much Jim. I'll try to locate one of the equivalents. Cheers to a great group. Mitch wrote:
By aquaman8_2001 · #454 ·