Electronics Forum / Electronics / August 2006

I have an older 10 watt receiver that receives distant stations quite well.
Would like to hook it up to some decent 6 ohm speakers I have but the back
of set says 8 ohms. Any problems on this low a power or suggestions?
Thanks, BCinBC

HP-AGILENT 83525A (10MHz-8.4GHz) RFplugin (eg HP8350A/B, etc. SWEEP
OSCILLATORS) - RF/Microwave, near-NEW (WORKING), CALIBRATED in 2005.
Warranty.
Do NOT reply on Newsgroup, if email: remove "death2spammers" strings in my

I'm a Recruiter for NEC Corporation of America.
I have an open position as a Senior Voice Engineer .  This position
would be onsite at the Univeristy of New Mexico.  NEC Corporation of
America is a leading technology provider of IT, network and visual

I was reading the latest article about the latest research on magnesium
diboride with the possibility of using similar materials to achieve Tcs
of above 200K, and suddenly had a thought.
It has been well established that superconductors exclude a magnetic

At some time in the next year, machine specific toner for this machine,
Toshiba BD5120 will no longer be available. Considering I have a working one
plus a couple of boxes of electro-mechanical spares from another working one
its annoying having to chuck both. I will try different ...

I have an old (16 years) Sony CCD TR75E in which suddenly the audio
turnded into mono with a slightly lower  level in right channel. Any
suggestions what could cause the problem? I guess a professonal repair
would cost almost as much as a new camcorder so it's not the first

Greetings group.
Does anyone have a schematic that uses the AU-5550 Ultrasonic
Transducer
in the Jaycar catalog.

Greetings group.
Does anyone know where I could get a long range remote control.
I need one that has at least 32 channels or can be modified.
I have tried one from Elsema that is supposed to have a range of 6k,

I need to switch a couple of thermo fans at a prescribed temperature
on an older car ( 1968) two fans with a current draw of around 2.5 amps
each , suggestions of a suitable circuit with perhaps some degree of
ability to alter the temp point ?

Cold Heat Soldering Iron
$19.99 plus s&H
http://xy7b.com/z/23560/CD2024/&dp=0&l=0&p=0
************************************

Hi there. I'm trying to fix a (Skill) circular saw . There are loud (&
bright) sparks coming from the brushes (so noisey I can no longer use
it). I pulled out the brushes & there is lots of carbon so they are
both still good.

wondering if anyone knows of a system or components that would enable me to
set up an automatic lift - At the press of a button,  I need it to be raised
approximately 300mm. Press same button and it lowers. the whole thing would
900mm long, by 70mm deep, by 500 high, with 300 of it ...

At my local library book sale, I found a book "Troubleshooting
Microprocessors and Digital Logic". It looked good, so I bought it. For
25 cents, how could I lose? Anyway, I read through it, and some guy has
chapter 9 bookmarked - "Radio Shack's TRS-80 Microcomputer". The first

Last week we had some JAN2N1774A SCRs fail in a system.  Failure was due
to poor/defective workmanship.  The date/code was 9240 (40th week of
1992).  I read somewhere that GE quit manufacturing semiconductors
sometime around 1987.

Hey there everyone.
First post from a bit of an electronics newbie. Hope I'm not stepping on
anyone's toes.
Anyhow, I bought a little plasma globe from Jaycar recently (the batter