495P no frequency control Lock from 85-110 mhz
when looking at any signals between 85mhz and 110Mhz, the spec an won't lock on frequency (wont center). It will jump above and below the frequency and inidcate failure. Everywhere else in the
By
spinroyd
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#86612
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475 Triggering Issue -- Expanded to trigger ckt.s in general.
Sorry to jump in with questions on another person's original.I did change
the subject line so to not dilute the original thread.
I have not seen anyone suggest putting together a trigger
By
Rob <rgwood@...>
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#86611
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Re: 475 Triggering Issue -- Will recent 468 Triggering Issue Thread Help Me?
I think the TD is the problem. I got a similar problem in my 3B4 plugin.
Try to detach one terminal of the TD CR566 (using adequate protection against heating, like a pliers) and check if the
By
unclebanjoman
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#86610
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Re: 475 Triggering Issue -- Will recent 468 Triggering Issue Thread Help Me?
Hi Stan,
It's up to you and your wallet as to picking up a spare set of tunnel diodes. For me, it seems that parts 475 scopes are available at good prices. Since there are four TDs in each scope,
By
Tom Miller
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#86609
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Re: International mail rates USA -> China?
You need to find another post office. The clerks at some of the big, busy ones don't like it when you "waste" their time getting acceptance scans and a receipt, since you could just drop them in the
By
Daniel Wolstenholme
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#86608
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Re: 475 Triggering Issue -- Will recent 468 Triggering Issue Thread Help Me?
I used the same military manual from Bama.
I had two reasons not to suggest that the tunnel diodes are the
problem:
1. The common failure point for the symptoms does not implicate the
tunnel diode
By
David Hess
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#86607
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Re: 7T11 with truncated trace in ET modes
Well, at least I started diagnosing on the correct page this time. :)
You could grow old thinking about all of the things that could go
wrong with a 7T11.
I have had problems with the board to board
By
David Hess
·
#86606
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Re: 475 Triggering Issue -- Will recent 468 Triggering Issue Thread Help Me?
Hello Tom,
I will gladly avoid touching the tunnel diodes, and will start with David's suggestion. The only service manuals I have are from BAMA, which are the Army TM--- model manuals. Will these
By
Stan Katz
·
#86605
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Re: fan blade / attachment assembly for 2465?
Tymm Twillman <tymmothy@...> wrote:
Hi Tymm --
Blast from the past - I ran br on Solaris for several years,
until I gave up my last box w/ a serial interface.
Search the group archives for fan
By
teamlarryohio
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#86604
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Re: 2465a dv error "CT TEST 80 FAIL 3F"
"Show me where I worked last and I'll show you where the problem is"
When troubleshooting another problem, I had removed U500 (triggering) to look at it for some reason, and then didn't tighten down
By
Doug Henry
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#86603
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Re: 7T11 with truncated trace in ET modes
"David C. Partridge" <david.partridge@...> wrote:
Nice shooting!
-ls-
By
teamlarryohio
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#86602
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Re: 7T11 with truncated trace in ET modes
The fault was in the Dot Position Memory circuit on the logic board, or more exactly the lack of a gate signal arriving at the base of Q650. Once I'd got that determined, removing and re-seating the
By
David C. Partridge
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#86600
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Re: Need part 2232 CRT and source for a tube - update
This is a follow-up to my repair of a 2232 scope with a bad CRT, part number 154-0861-10.
I was able to find, for a very good price, a bad 2215A that seemed to have a good tube. It turns out that the
By
Tom Miller
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#86599
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Re: O/T: Connector Search
Molex makes some 0.063 Dia. pins & sockets for their connectors, that might
help in building your own connector.
Leon Robinson ?? K5JLR
Political Correctness is a Political Disease.
By
Leon Robinson
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#86598
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Re: International mail rates USA -> China?
They just didn't want you sending them chitlins, pork rinds, or pepperoni sausage.
?
Or MREs containing SOS creamed chipped beef.
?
Pareve, baby!
?
73
Jim N6OTQ
By
Jim <n6otq@...>
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#86597
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Re: International mail rates USA -> China?
I'm not sure how this is handled in the US, but I think some of you
may be talking about pickup at your home by the delivery guy and the
confusion may result from this.
I used to send PCBs to Israel.
By
Stefan Trethan <stefan_trethan@...>
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#86596
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Re: International mail rates USA -> China?
hi,
I also ship all over the world using postage from the
ebay site.
Once in a while their system will not scan the priority
label until it gets delivered.
When I ship priority mail international,
By
james27613 KE4DRN
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#86595
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Re: International mail rates USA -> China?
I would think that any country worldwide would require incoming
international mail to have a customs declaration attached.
I have received packages from many different countries and they all
By
James R. Bartlett
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#86594
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Re: International mail rates USA -> China?
I ship small packages internationally all the time, from various post offices. I have no idea what you're talking about; if you ship an international package (including first class), you have to have
By
Daniel Wolstenholme
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#86593
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Re: International mail rates USA -> China?
It's unbelievable how much misinformation is in this thread.
There's no requirement that packages over 13oz be handed to a clerk, IF you're using Priority or Express (International). You can print
By
Daniel Wolstenholme
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#86592
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