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The H04 manual for the 3460 *A* is just the normal manual with some change sheets for the H04 modifications, if there is a 3460 *B* H04 version you should be able to use the 3460 *B* manual at the web

I have some info for the 3460 *A* -H04 but not the B Looks like specs / service information. It is part of a set of fiches that cover 3460A specials and is a little randomly organized and poorly

Ralf, Unless I am very mucht mistaken (...) the 3325 uses the chassis as GND, and **all** screws fastening the PCB should better be nice and tight. The PCB has no overall GND itself. This can drive

I'm looking for the Service manual for the H04 version of the HP 3460B. H04 adds an additional digit to the display and has improved accuracy. Richard

The current through the 100k pot is normally 3.2mA.to change that to 50k would require doubling the current to 6.4mA. This additional current will show up as an offset on the current meter. The 6207

I recently acquired a HP6209B, and already have the same manual as the one here in the files section, but it does not include the component layout, as it seems that page was left out during the scan.

Hi, I am currently trying to repair an E4980A LCR Meter that is experiencing a power-on failure. When the unit is powered on, the self-test displays the following error message: *"E1000: Power On

Hi, my 3325A is driving me crazy and no one could help yet, so I went over to a faulty HP3455A multimeter. It worked many years, but now it comes up with a OL display in DC. Cal test stops at

Here’s a YouTube video I found when I was repairing the attenuator in my 8902a. ?I followed his procedure and used the same watch repair o ring kit from Amazon (under $10 shipped).

I got a HP8754A recently that mostly works but seems low on available trace intensity. Maybe it just needs some internal adjustment, or maybe the CRT is weak on emission. Now that I have this one,

I found the problem, I simply made a mistake in the procedure. Everything is correct now. Yves

Hi Don I searched as you described but didn't find your repair procedure. What is the message number please? Thanks Jason NJ7K

It seems the cal files have one gain parameter starting at 50MHz in 50MHz steps. The smallest of the three files must’ve been intended for a system with an E2730 and the others for systems with

Hi, I have two 8591As to check, and for both, I'd like to correct the timebase. I followed the procedure in the service manual; it worked, and I correctly executed the CAL STORE command when

Thanks Just ordered 50 ? orings.? I have 2 Attenuators to repair.

How many of what size/type would be needed to replace all the ones used in an 8566B stack? I'd be interested in buying a set to refurbish my spec an when it becomes

Is anyone going to be buying 0-rings now? I'd like to do a group order since I now have an old, mostly working 8566B SA. These can be mailed around in letters for $.73...

Hey All, I noticed what looked to be a zero issue with my 435B, so I thought I'd run it through the zero carryover test (OSM 4-6) to see what was going on. While the meter meets all the ranges given

I used 0.5mm CS X 1.0mm ID 70 durometer from theoringstore.com on an attenuator from my HP

I have done over a hundred repairs of the 3332xA/B style attenuators. In the file listing in this site you will find a detailed step by step procedure with HPAK part nos. and Apple Rubber part nos.