sci.electronics.repair Google Group

Re: Tants. So what's the failure mechanism ... ?

o...@grrr.id.au (Grant) — Sat, 20 mar 2010 22:01:00 UT

What voltage across it? Maybe they're no good at near zero DC?
I've only seen them fail when reverse connected. Spectacularly in
one case with reverse connection on 24V battery --> high pitch bang
behind my back, when I turned around to look at the board and there
was the remains of the cap, standing on one leg, glowing red hot,

Re: Tants. So what's the failure mechanism ... ?

fzab...@iinternode.on.net (Franc Zabkar) — Sat, 20 mar 2010 21:01:20 UT

On Fri, 19 Mar 2010 02:24:18 -0000, "Arfa Daily"
<arfa.da...@ntlworld.com> put finger to keyboard and composed:
I've had one particular board where the same tantalum cap (bead) would
go leaky.
All other faults were dead shorts across a supply rail. I must have
replaced over a hundred of them (bead) in all manner of equipment. I

Re: What happens to old CRT monitors?

jan...@suddenlink.net (Jeffrey D Angus) — Sat, 20 mar 2010 18:58:33 UT

California spent a bundle of the smoking tax money on
commercials instead of the health care they promised the
money would be spent on. One of the funnier ones asked
the tobacco companies how they covered up evidence of
wrong doing. "You know, those office shredders just aren't
up to the task of shredding thousands of documents."

Re: Anyone need an antique Fluke manual?

jan...@suddenlink.net (Jeffrey D Angus) — Sat, 20 mar 2010 18:47:30 UT

Well, yes, that's what I meant. Sorry for the confusion.
Send me email with the details and I'll attend to the costs.
Jeff

Re: Adjusting convergence on Sony Trinitron monitor

nob...@but.us.chickens (David Nebenzahl) — Sat, 20 mar 2010 19:32:01 UT

On 3/16/2010 3:33 AM William Sommerwerck spake thus:
[I wrote:]
Wellll, I'm not a "tech" (and I see no shame in admitting it), so that's
why I'm asking.
Thanks for the confirmation, though.

Re: Anyone need an antique Fluke manual?

nob...@but.us.chickens (David Nebenzahl) — Sat, 20 mar 2010 19:25:22 UT

On 3/20/2010 7:37 AM Jeffrey D Angus spake thus:
>
I'm not about to take the trouble to make a copy of it (it's about 50-60
pp.). I'll send it to someone who'll pay the postage.

Re: What happens to old CRT monitors?

nos...@ntlworld.com (Rob Morley) — Sat, 20 mar 2010 15:41:38 UT

On Sat, 20 Mar 2010 14:31:10 +0000
I think this one is running a bit better
[link]

Re: Anyone need an antique Fluke manual?

jan...@suddenlink.net (Jeffrey D Angus) — Sat, 20 mar 2010 15:37:05 UT

I have one of those, I'd really like a copy of it.
Jeff

Re: What happens to old CRT monitors?

s...@dev_null.com.invalid (Albert Ross) — Sat, 20 mar 2010 14:31:10 UT

On Sat, 20 Mar 2010 06:41:02 +0000, Mike Tomlinson
Impressive!
Hang on there are some metal bits left over, this is how to deal with
them
[link]

Re: Anyone need an antique Fluke manual?

l...@thestation.com (Charlie) — Sat, 20 mar 2010 13:42:30 UT

I wonder how close it is to the 8000A that I picked up at a flea market
years ago.
Any insight?
Charlie

Re: Lenovo N100 System Board Repair for a Battery Problem

pet...@hipson.net (PeterD) — Sat, 20 mar 2010 13:16:58 UT

On Fri, 19 Mar 2010 17:12:20 -0500, "behindonta...@xemaps.com"
Are you 100% sure you are using the right A/C adapter-charger?

Re: Air Compressor Problem - Motor Stalls

pet...@hipson.net (PeterD) — Sat, 20 mar 2010 13:15:31 UT

On Sat, 20 Mar 2010 04:34:46 GMT, hates...@invalid.invalid (Sparks
Sounds good, please give more updates as you go along. Maybe it was
the start switch contacts that you mention.

Re: So you want to write Apple apps?

Sat, 20 mar 2010 12:25:43 UT

So what the fuck does this have to do with electronics repair?

Re: Anyone need an antique Fluke manual?

mark_zachar...@sbclobal.net (Mark Zacharias) — Sat, 20 mar 2010 11:54:40 UT

Maybe Nelson Bryson could use it - he deals in Fluke and other meters over
at
[link]
there would be an email link there.
Nice site BTW if you like old meters like I do...
Mark Z.

Re: OT: That UK square pin mains plug

r...@lunevalleyaudio.com (Ron) — Sat, 20 mar 2010 11:50:14 UT

Not the Wylex, the fuse was internal and a slightly smaller size then
the modern 20mm
Ron(UK)_