Re: 8350A + 83525A mechanical issues
Regards the switch I would look at cutting the broken part off the rocker off put a slot into the plastic where the part of plastic was that had the hole make a metal replacement and hold the new
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Paul Bicknell
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#148822
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Re: VNA Resonance Methodology
I'll just post some shots to answer the requests earlier up the thread. This first one is the set-up I'm using. I have had to resort to some longish leads to connect the items together, but this is
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Jinxie
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#148821
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Looking for Noise Source Driver Assembly E4401-60123 for E4407B Spectrum Analyzer
Dear All, I like to extend my Analyzer with the noise measurement option. Does somebody want to sell a E4401-60123 Board + Cables ? If yes please drop me a reply or send a pm. thanks for reading and
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DL8EBL
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#148820
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Re: Troubleshooting a 8591e with opt 130
Marco, This is good news! Yves De : [email protected] <[email protected]> De la part de jansen.marco90 via groups.io Envoy¨¦ : 1 d¨¦cembre 2024 14:17 ? :
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Yves Tardif
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#148819
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Re: Troubleshooting a 8591e with opt 130
Yves, Some good news, the spectrum analyzer is now passing self cal and conf test with a 300MHz marker at -20dBm at both Log and Lin setting. I was still poking around a bit, found some more (maybe
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Marco
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#148818
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File Notifications
#file-notice
Scott Vance <scott_l_vance@...> added folder */HP & Agilent Firmware & Programs/HP 8753D Firmware/614* *Description:* HP8753D most recent firmware for older machines (6.14). --- The following
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Group Notification <noreply@...>
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#148817
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Re: HP 8341B 1992 firmware version
I use an 8340A with SW rev 23 May 1985 with an 8510C with SW rev 7.16 - hope this data is helpful,? I have also used other 8340Bs with various SW revisions and never had any compatibility problems.
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Bruce
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#148816
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Re: mailing lists, was Re: [HP-Agilent-Keysight-equipment] Trying to go through alignment procedure for HP412A that I rebuilt, having trouble with first step lol
<mcguire@...> wrote:
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evan foss
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#148814
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Re: mailing lists, was Re: [HP-Agilent-Keysight-equipment] Trying to go through alignment procedure for HP412A that I rebuilt, having trouble with first step lol
While I generally agree, we would do well to bear in mind why those
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Dave McGuire
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#148813
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Re: mailing lists, was Re: [HP-Agilent-Keysight-equipment] Trying to go through alignment procedure for HP412A that I rebuilt, having trouble with first step lol
[email protected]> wrote: True.
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Dr. David Kirkby, Kirkby Microwave Ltd
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#148812
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8350A + 83525A mechanical issues
Hello In the last months I've been playing with a HP 8350A + 83525A that probably had a uncontrolled impact with something. After replacing a 7426 on CPU board and rebuilding most of the B.West
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bumbo.chinelo@...
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#148811
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Re: VNA Resonance Methodology
jmr, I appreciate the offer, but it won't be necessary, thanks all the same. Now I know where I went wrong the dip is readily visible. I just need to take more care with my coil-winding technique in
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Jinxie
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#148810
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Re: 83592B Plugin Repair - No RF Output - Need some measurements
Hi, have you read the thread " *Help request - how to test an HP8350B RF plugin YIG* " It was an unexpected problem in the PCB's sockets, check that too. John.
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John Brokos
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#148809
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mailing lists, was Re: [HP-Agilent-Keysight-equipment] Trying to go through alignment procedure for HP412A that I rebuilt, having trouble with first step lol
Yes, pretty much. The first thing to remember is that mailing lists have nothing at all to do with the web, web servers, web sites, or web browsers. It's an email address that you send an email to (by
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Dave McGuire
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#148808
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Re: Trying to go through alignment procedure for HP412A that I rebuilt, having trouble with first step lol
it might actually be better to eliminate this one, I already have a couple responses on the other posting I have, and nothing here, except for you letting me know you saw that I had put two listings
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Dan
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#148807
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Re: Alignment of HP 412A after rebuild, having trouble with the first step.
I really appreciate it Richard. ?Nothing wrong with the meter, can mechanically zero it no problem with the small adjustment screw. Once the mechanical zero is that the meter is pretty much Dead on
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Dan
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#148806
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Re: Trying to go through alignment procedure for HP412A that I rebuilt, having trouble with first step lol
Okay, I really appreciate it Dave. ?So what¡¯s the difference really? Do they kind of function the same, but each message and response puts an email in your email account? Thank you again, Dan
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Dan
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#148805
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HP 8753B VNA - replace supercap on CPU A9 board with long-term primary battery?
I'd like to extend the power-off memory retention period of my HP 8753B from a week or two (it's original supercap) to "forever" (at least a very long time). Would it be possible to replace the
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David Feldman
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#148804
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Re: Trying to go through alignment procedure for HP412A that I rebuilt, having trouble with first step lol
No problem. I saw the two messages in the moderator queue and it was pretty clear what happened, so I just put both through not knowing if you'd have a preference as to which one went. Keep in mind,
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Dave McGuire
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#148803
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Re: Alignment of HP 412A after rebuild, having trouble with the first step.
Looked at the schematic, which I should have done before replying. R-126, the hum balance, is in the filament line. The 10 Hz signal is described as a beat note on the output of the DC amplifier. I
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Richard Knoppow
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#148802
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