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Nice work! The 83712Bs are less common and more expensive, so that’s a very worthwhile upgrade. I can see how the empty space reserved for the low-band board was an irresistible temptation. And

I do have a DIY replacement oscillator for the 5334A and 5334B. If interested contact me off group. ed

I wonder if a dump of the EPROMs would show any interesting SCPI strings that might involve writing to the EEPROM so the coefficients could be written without disassembly while also calculating the

Hi , the hp10525H looks different of the T version , different pcb and some components . Regards Maurizio

The following items have been added to the Files area of the [email protected] group. * /All HP, Agilent and Keysight instruments in folders by part numbers/5000 to 5999/HP 5334A

The ROM dump of the HP 5334A has been uploaded:

I was just about to post my copy of the same manual, but paused: I the HP 10525 *T* the same as the HP 10525 *H* requested by the OP? ~~ Mark

Tom, It's a monumental task, I know. I've been contemplating building a website for something similar to this, and my cogs have come to a grinding halt several times. I command your efforts with this!

Excellent. Thanks for doing this. I wanted to get up to Kelowna for many years - I almost made it during a business trip to Vancouver. The store of parts and slide rules at Sphere have saved my butt

Hi Dave, Post on TekScopes2 going up now.? Thanks for the reminder. Regards, Tom

Thank you for the suggestion Radu.? We agree completely and it is on the "to do" list once we get reasonably close to completing a first pass inventory.? In the meantime, I'm happy to go snap a

Hi David, Schematics are available (the CLIP from Artek under E4401B) but they only have ONE of the (at least) two versions of the RF Deck. The version in the CLIP is the same as that documented in

Just a follow up.? I finally picked up the unit today for $190.? Turns out you guys nailed it.? The 50 pin connector was broken and the seller probably did not have it seating properly.? I fixed

"tom_iphi via groups.io" <iphi@...> writes: Thanks a lot, very interesting read! I also upgraded my 83752B with a 24V step attenuator, while the original one uses 15V. Also seems to

Did you send this message to the TekScopes2 forum as well? I haven't seen this on that forum. DaveD KC0WJN [email protected]> wrote:

I've had a TZ machine for years. Labels (black on clear) that I put up 20 years ago still look fine. Paul -- Paul Amaranth, GCIH | Manchester MI, USA Aurora Group of Michigan, LLC | Security, Systems

Tom, Darla, Thank you for taking on this sizable project, and all the luck with succeeding with it! I'm sure a lot of us here will help. I know this will take a good amount of time, but one useful

As many may remember, Walter Shawlee II passed away September of 2023. Since that time, his wife Susan, and children, have been busying themselves with the task of liquidating much of the electronic

Glen, I was wondering about that - great piece of information. Thank you. Radu. [email protected]> wrote:

Hi again Philip. When I isolate the display susystem as both you and the 1345A manual says, I do get the test pattern which you show (and with which I am familiar as it is also found under the SYSTEM