Thanks to those who replied. The old girl is fixed! The manual led me to beleive that the FET was u/s. However the problem was that a wire had managed to...
Now that I have it working, I'm interested in getting my newly-acquired 141T to work as well as possible. I've gone through the calibration procedure in the...
It's kind of funny. Of the HP and Tek SAs I've calibrated, only the 8566B manuals actually give you the results you expect when you follow the directions....
It's good to have my suspicion corroborated, John. It doesn't look as though I'll have much to do on the SA proper; I was asking about the storage tube...
Hello, Does anyone have the detailed circuit description for the HP6061 Cesium Beam frequency standard. I specifically want details on the detection method...
Check this out, Sam- a page ex the 1968 catalog. Might be of some use. http://homepages.ihug.co.nz/~tractorb/hp/68cat%205061a.jpg 73 Dave, ZL3FJ ... From:...
Hello All, I have an old HP 411A RF millivoltmeter that I would like to restore to working order. I am chasing up a manual at the moment. The probe lead is...
Hi Sam: If the prior answers are not adequate let me know and I may be able to help. For the last few months I've been in the process of adjusting the ...
Anyone out there willing to part with a 11807E-100 System Support Tests (cable fault location, intermodulation products calculation, frequency scan- ning, and...
Michael Correction on my earlier post , The manual I have that I sent you the scan from is a 3476A (not 3476B) hopefully they will be close enough for the ...
Does anyone have pointers on backing up the boot disk for an HP4145A? It cant be copied on the unit. Did some checking and it uses a standard floppy controller...
Hello All, I have an old HP 3310A Function Generator that I would like to restore to working order. I am chasing up a manual at the moment. Could somebody help...
Any one have a pointer as to where I might find the schematic for just the power supply of the 1743A scope Dave NR1DX "A man who carries a cat by the tail...
Hi Guys, Has anybody had any experience in the repair of the samplers used in the Hp 5342a freq counter and other counters of the same era eg. Systron Donner...
Hi Ron, this is probably not relevant but I just had a case on an old HP 141T unit where the brightness control "didn't work" after changing a component (too...
Hello, I'm looking for Windows drivers for the HP E2078A/82350A IEE488 PCI card. Could somebody please tell me if there is any site from which I can download...
Does anyone know how to activate the TDR option on an 8753E Network Analyzer? The hardware is there, but it requires a code to activate. Thanks Steve...
Hello everybody: Looking for the set of extender board to repaair my 3585A. The fron know does not work and shows some calibration error when you go to fine...
Hi, I've repaired an HP 8904A and have replaced the firmware (rom died amongst other things, and configuration lost due to battery failure) but am having...
Hello Group, I have uploaded a full, complete and printable version, hopefully no errors, of the HP141T op/srv manual to BAMA. With thanks to Ken for running...
Thanks Richard. Question: While the 8553B brings its local oscillators out the rear, and on to the rear apron of the 141T where you can cable to the 8443A...
Hi; Looking for either an entire HP 8754A network analyzer for parts or some spare parts... Please email me direct, off-list - nz5v @ arrl.net Gary NZ5V...