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Hi Everyone, I have just joined your group as I have started to repair HP scopes and other similar equipment. I am also a member of the Tektronix group so I hope this is not held against

JM If I recall there are two xtal oscillators. They are both designed along the same lines. Check the output on a good digital scope with at least 500 mhz bw. You will see where the problems

I recently acquired an HP 3457A. The instrument seems to work, but I get error "9 NOT CAL'D" when switching to ohm and freq functions and on completion of the self test, even though it says "SELF

Hi, Did you try : http://www.logsa.army.mil/etms/find_etm.cfm ? Type HEWLETT in field "TM Title Text" to find HP Manuals. Hope this helps, Itloiiw wrote:

David, I have the HP 1740A operator's manual, at: http://www.fullnet.com/u/tomg/manuals.htm It's probably also available on line, somewhere, to download. Regards, Tom Gootee --------------

Hi All! I have recently acquired an HP 1740A dual-beam oscilloscope - but alas without a User Manual. I would appreciate help in acquiring a manual from this expert Yahoo group. Best

Which oscillator? -- jm

I found similar problems with my 8656A. I replaced all electrolytic caps. I also replaced the osc. I believe it's a FET, try Sphere in B.C. they had some. I still have one extra. It's not as

They all do that. The 8656A has a lot of close-in phase noise. Not clean enough for any SSB work that requires an extremely stable reference. -- john KE5FX

I have a HP8656A signal generator. Works fine for FM and AM. However, when using it to test a SSB receiver there is a pronounced "warble" in the tone and it is serious enough to affect the

Hi Dave, Thank you very much for your help. I am going to download the free trial. May be that?s enough for my job. Regards, <emailw8nf@y...> wrote:

Carlos, I just went to the Agilent website. I was shocked to see that Benchlink for spectrum analyzers appears to sell for $310!!! Agilent did not write this software themselves, but sourced it

Hi, I would like very much to transfer to my PC data from my Spectrum Analyzer. Someone told me I need this software to do the job: "E4444A BenchLink Spectrum Analyzer Connectivity Software". Would

<walter2@s...> wrote: Hi Walter, its a 2N3669. HP 1884-0019: VRRM 200V VDRM 600V IT (RMS) 12.5A ITSM 200A PG 0.5W PGM 40W VT (MIN)200V IGT MAX 40.0m VGT MAX 1.5V VTM MAX 1.8V Outline Drawing 2

OK, Richard, I'll see what I can do. I'll need a couple of days to dig these up out of (shudder!) "The Storage". I don't maintain the scope in-cal any more and the manuals are in the dead file. Did

<fwolsen@e...> wrote: Hi Fred, OK,how about the HV section ? What has happened, is similar to "blooming" in a TV set. I haven't removed the side panels, yet. Focus,etc, has no effect. But, the problem

Robert Middleton wrote: Robert, it looks like we both got snagged by the 'reply to list' setting. No, I neither have nor know of availability of any of the models you listed. My collection is

Hello Fred. This is Robert. Thank you for your e-mail. Is there a possibility that you might know where I can locate some of the older tube type Hewlett Packard oscilloscopes? Enclosed is a list of

I have a functional 184A with an 1809A and 1825A, and the manuals. They're a bit much to copy outright but if I might be of some help please ask. Fred -- <>< -- Outgoing checked by Norton AV