Re: Wanted: HP6290A Power Supply Manual
Hi Dave,
I have seen this problem before. The problem can generally be solved by cleaning the rotary switch.
I use a product called DeoxIT D5 from Caig
By
eboytoronto
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#448
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Wanted: HP6290A Power Supply Manual
I have an HP 6290A 0-40VDC, 3A power supply. For the
most part, it seems fully functional. However,
something is amiss in the metering circuitry. The
front panel meter mainly pins high or low.
By
Dave Haupt <emailw8nf@...>
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#447
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Re: HP Parts Cross-reference lists
<jbarnes@a...> wrote:
Hello John,
thank you for all the work to scan those papers and put them together!
Jorgen
dj0ud
By
Jorgen Lund-Nielsen
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#446
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HP Parts Cross-reference lists
Hi group !
For the benefit of those who work on HP equipment I have made
available some
parts cross-reference lists
at:
http://home.cogeco.ca/~jbarnes20/hp_ref.htm
These list cross hundreds of
By
eboytoronto
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#445
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Re: FREE - six and a half foot rack
Hi...
Anyone take you up on this? I'm near Sacramento. Let me know and I can even meet you somewhere.
Thanks!
Dennis
Dave Haupt wrote:
By
Dennis L. Wade <dwade@...>
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#444
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FREE - six and a half foot rack
Yep, you read that right, free. Standard OLD 19"
rack. OLD rack with amateur upgrades, this OLD rack
is one of the husky sort that OLD timers used to build
big OLD amplifiers into. Like most OLD
By
Dave Haupt <emailw8nf@...>
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#443
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Wanted: Rear feet for HP 141T
I have an HP141T mainframe with but two of the rear
feet. That's disappointing, as I do like to place the
unit at my feet, face upward. If anybody has a parts
unit (probably the same feet were on
By
Dave Haupt <emailw8nf@...>
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#442
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Downloadable manual for HP8600A Synchroniser wanted.
Subject says it all,can anyone help?
Thanks,Brian Goldsmith.
By
Brian Goldsmith <brian.goldsmith@...>
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#441
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Re: 8565A Spectrum Analyzer Anomaly
That is farther than a YIG should ever drift by itself. I would put a DC
current meter in series with the main tuning coil, select a 0 Hz sweep at
the zero-frequency spike on the analyzerr (wherever
By
John Miles <jmiles@...>
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#440
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8565A Spectrum Analyzer Anomaly
Hello Group,
I have a HP8565A that I resurrected from three bad units some yesrs back
and I have noticed an anomaly that I want to pose for the group.
I checked the calibration of the unit about a
By
Sam Reaves <sreaves@...>
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#439
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(Some) HP journals online
Neat. I wonder how long this has been up... surprised I haven't seen it
yet.
http://www.findarticles.com/p/articles/mi_m0HPJ/di
-- jm
By
John Miles <jmiles@...>
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#438
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WTB HP 5065A original manual
Hi:
I have an HP 5065A on the way and am looking for an original manual.
Thanks for any help,
Brooke Clarke, N6GCE
--
By
Brooke Clarke
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#437
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Re: 5245L indicator lamps
Did You Try Chicago Miniature Lamp Co.? They Should Have An Equivalent.
http://www.chml.com
Greyhawk USA
greyhawk@...
The information contained in this message may be privileged and
By
Greyhawk <greyhawk@...>
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#436
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Re: HP 3312A
Did you try Sphere? http://www.sphere.bc.ca/test/index.html
By
regman10
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#435
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5245L indicator lamps
Hi all
Repairing a 5245L and need some of the decimal point
indicator lamps. I have looked on Ebay and at
sphere.bc.ca and found nothing. Does anyone know of
a source for these or an equivalent
By
computeruser04 <computeruser@...>
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#434
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HP 3312A
Hi,
I recently acquired a broken HP3312A function generation.
The unit has a burned resistor near a power transistor which I
believe is a voltage regulator. The unit also has the amplitude
vernier
By
TommyT
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#433
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Re: HP 3505 Microwave Switch
Have you received any replies on this switch?
I have quite a few HP units, and components.
If I had a bit of info on the switch you need I
may be of some help.
Do you have a picture, or page from a
By
Roger Westenskow <hored@...>
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#432
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WTD: HP 5959-9333 probe cables
Hi,
I've just found a pair of dead probe cables (the cables that go from the
01650-61608 probe pod to the grabber) on my analyser. These are listed in my
service manual as HP/Agilent part number
By
Philip Pemberton <philpem@...>
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#431
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Re: 5370 troubleshooting help needed
Absolutely. I'm very impressed with the startable phase locked oscillators
used to vernier against the timebase, even though I don't fully understand
how they pulled that off.
Thanks so much for
By
Scott Newell <newell@...>
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#430
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Re: 5370 troubleshooting help needed
Hi, Scott --
I have a 5370B, but am not sure what differences there were between the -A
and -B models. They are really neat pieces of gear.
I don't understand why you're able to get an interval
By
John Miles <jmiles@...>
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#429
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