Does anyone happen to know if this analyser is particularly poor wrt harmonic distortion at low frequencies ( say 10- 20MHz)? Someone has measured -18dBc at...
Hey All - I have a E8358A that won't boot due to a bad sector on the disk. I still can read all the cal factors, etc but the "Windoze" portions of the disk...
Hi all, I found two HP8515A, but not sure the status. First one, "8EZ" wroted on the option blank, one blue label sticked wrote "HP custom service center, data...
Hi, Yesterday I bought ($75) an HP 3336B Synthesizer/Function Generator w/ Opt. 004 High Stability Frequency Reference. Today I converted it to a "C" model...
I am tentatively planning on dishing out $375.00 for one of these next week. It will be casually put to use - mostly in restoration of vintage ham gear. I'm a...
Hi all, I just repaired an old 8672A of 1980 vintage. In the process a few questions arose which I wanted to ask here. First, I found the VCXO frequency so low...
Hi All. (Apologies if this appears to be a repeat, but I didn't see my original post appear, nor got any bounce message, so this is going in via the web...
Hi, Any one on this group know where I can get a NEW or good working HP8920 Power supply. The one I have got a burn PCB board, and become conductive carbon on...
I just got a 5350A microwave counter working. I noticed while searching the archives, that there was a mention of modifying it to act as a 5351A instead -...
Greetings, Per the title of my post, looking for this application note. Of specific interest is a DLP written for the 8566/7/8B family of Spectrum Analyzers....
Hi, Borrowed a 70951B from a lab , not sure if it is fully working, I do not have a laser source to verify the module , it starts and passes the initial...
I'm working on a self contained (will work with or without the logic analyzer) I2C message analyzer. The idea is to take a CPLD, and use it to take apart the...
Wow..excellent news! ;oD I got an HP712 PA-Risc workstation, right here in Brazil :oD What do I need to do now to make it a HP16505 Prototype Analyser? :o) ...
Hi there, Wondering if anyone has had a similar issue with the 85685 preselector. It is 'leaking' some broadband noise on the output port (to the 8566). The...
23/07/2012 11:39 My newly acquired HP8568B has no filters on either cooling fan, and the manual shows these should be fitted. The HP part number is 85660-00049...
Hi. I've got a few boards that were originally purchased for a 16500. I've had them sitting in my closet for a few years and need the space back. I have one...
I am looking for a HP 8565A or HP 8569A face plate with switches, especially the reference level and frequency span assemblies. Can anyone help? Best regards. ...
Can anyone suggest a shortcut to sorting out a very stiff 8556A tuning knob.(AF Spectrum analyser Plug-In for HP14X display)? Everything moves but it needs...
Hi everyone See if anyone can help me. I have HP8562A spectrum analyzer inherited from my old company, which has a fault in the dual mixer on low band section,...
Hi All, I recently acquired a fully working 8560E Spectrum Analyser with first version firmware 920528. The unit is fitted with 8MHz CPU, this only allows me...
I spent the weekend reading all the firmware of the 8340B and 8673D I restored. I uploaded the firmware to KO4BB's site as zip files. Both files have the...
Hi, I'm considering to buy the HP8510C system, but it lack the display unit HP85101, could i use the HP-IB to make the system work fine? or the HP85101 is a...
I am a long time engineer and recent ham. Looking for a good used spectrum analyzer for my home lab. I see nice ones on Ebay, but the ones that get me excited...
hi all, i have a small collection of old HP calculators, with the hp 71b being my favourite. i thought it might be a good idea to add a digital clock HP 59309A...
Hmm, we use scotch bright on aircraft parts, do I know it doesn't have anything corrosive to aluminum in it. Major airline overhaul facility. I think you are...
Hello, I’m looking for the rear RF connector for my HP 8340A generator (panel transition APC 3.5) Possibly I’m also looking for the variable attenuator and...
