开云体育

ctrl + shift + ? for shortcuts
© 2025 开云体育
Re: 8753C VNA option upgrade
Jinxie, do you happen have keyword for unlocking HP 8753E? Bill? W7AAZ
By Bill Carver · #150403 ·
Re: 8753C VNA option upgrade
Is this what you need? Model Number: HP 8753C Serial Number: 3317UO1709 To add : 002, Harmonic Analysis 010, Time Domain Analysis (Std on 8702D), enter the keyword: 3 H T 6 U K Z Z Y 2 M M Note:
By Jinxie · #150402 ·
HP54502A Oscilloscope fail A/D test and cal
Hi. Glad to join this group. I have a HP54502A in fairly good condition I want to fix for my workbench. It fails on A/D test (pass D/A and rest) on CHANNEL 2 only. I have no schematics, just the SM,
By Mr Lurpak's Electronics Rescue · #150401 ·
8753C VNA option upgrade
Good day all, I hope this message finds you well. Apologies if this is not the correct method of sharing. This topic must have been discussed multiple times as well. If possible, I would like to ask
By N.keyser@... · #150400 ·
Re: Accurately measuring 1000pF and 100pF capacitors, to calibrate 4276A?
Yep, I'm in Japan, so shipping is a consideration.. I don't have access to any standards here, besides what might pop up on Yahoo Auctions or the like.
By Jared Cabot · #150399 ·
Re: Accurately measuring 1000pF and 100pF capacitors, to calibrate 4276A?
Yes, besides the variable 722D, there are fixed caps also. Those can weigh just 8 oz and 4 inches long so more shippable to Nippon.
By John Griessen · #150398 ·
Re: Accurately measuring 1000pF and 100pF capacitors, to calibrate 4276A?
Yes GR used polystyrene for cap standards. Can you borrow some GR gear to use as a reference to put a good value number on some stable caps to use in your lab? If not I have an extra GR 722D that
By John Griessen · #150397 ·
Re: Accurately measuring 1000pF and 100pF capacitors, to calibrate 4276A?
Capacitance standards from General Radio are readily available at places like eBay. Barry - N4BUQ
By n4buq · #150396 ·
Accurately measuring 1000pF and 100pF capacitors, to calibrate 4276A?
I've recently been tweaking my 4276A LCZ meter, and I am now at the point of needing 100pF and 1000pF capacitor standards. All the rest of the things are easy, I can measure resistors etc to
By Jared Cabot · #150395 ·
Re: HP 3403C True RMS Voltmeter display fault
It happens! I'm okay with that, especially since they were a high chance they were defective anyway. I'll update soon, at least for the supplies and clock.
By AArnaud · #150394 ·
Re: HP 8670B amplifier - does it ring a bell with anyone?
Am 23.02.2025 um 08:51 schrieb DF6NA Rainer:
By DF6NA Rainer · #150393 ·
Re: HP 8670B amplifier - does it ring a bell with anyone?
HP 83020A 2-26,5GHz - 30dB gain - 30dBm out Am 22.02.2025 um 23:54 schrieb David Feldman via groups.io:
By DF6NA Rainer · #150392 ·
Re: Vintage parts for sale
Thank you for not replying. Sent: Friday, February 21, 2025 6:05 PM To: [email protected] Subject: Re: [HP-Agilent-Keysight-equipment] Vintage parts for sale In what
By NICK K. PLUMIDAKIS · #150391 ·
Re: HP 8670B amplifier - does it ring a bell with anyone?
Now look up HP83020A and see if there's any info. Ed
By ed breya · #150390 ·
Re: HP 8670B amplifier - does it ring a bell with anyone?
Hi All, Today (22 Feb) had access to the HP 8670B unit that started this conversation. I've attached three internal photos with close-up of any identifying information I could see. Did some RF
By David Feldman · #150389 ·
Re: 8596E Spectrum Analyzer Fault
Not sure about 'autocouple' but the actual range seems to be irrelevant. I've tried several. It's the instant the 'stop' frequency is entered that brings on the fault, whether that be by keypad or
By Jinxie · #150388 ·
Re: HP141T solid state replacement for the neon reference.
Guys, I have built 4 more of the BE19400013B neon replacement boards and I am about to relist them on Ebay. Mike From:
By Michael Bafaro · #150387 ·
Re: 8596E Spectrum Analyzer Fault
Response to commands is usually postponed until the end of the current sweep. If the synth is having trouble locking, or the sweep is slow due to narrowband, or perhaps crossing band edges, command
By Dave Wright · #150386 ·
Re: HP 5245L counting/gate problems
I've seen a few open circuit failures of the 1500uF 15V capacitor in at least 2 of the counters from this series and some HP analog multimeters, other than that the others have been OK, a few of the
By factory · #150385 ·
Re: HP141T solid state replacement for the neon reference.
Guys, The 4 units of the BE19400013B have been sold. I have started building 4 more and when they are built and tested I will relist it on Ebay. Mike Bafaro From:
By Michael Bafaro · #150384 ·