Electronics Forum / Equipment / March 2007

My company recommends a batch of electronicses series tool,
television, camera, MP3, GPS, etc. 》》》welcome to my website to
purchase. It's more safety and faster payment way! Welcome to option
more goods, If you

does anyone out there know if there is still a way to trim the
antenna
to the car radio?. I know that i'm showing my age  with this
statement, but i'm having trouble with the fm stations fading in and

For Sale: HEWLETT-PACKARD 331A Distortion Analyzer,  Late Model
http://mywebpages.comcast.net/mnowlen/hp331a.jpg
DESCRIPTION: This is the classic solid state workhorse distortion
analyzer. Covers 5 Hz to 600 Khz. Measures THD down to 0.03%. It also

I picked up a loop antenna made by Electro-Metrics (Model ALR-30M).
Does anyone have any info on this ? I need to know what to do with
the BNC jack marked ..."Injection In"... . I expect it requires some
signal input, CW or Swept or ??

I have a disabled Keithley 197 DMM.  This is an older model, but it
has a nice GPIB interface, so I'd like to get it working.
When turned on, it displays the message "cErr".  According to the
manual (http://www.tnw.utwente.nl/onderwijs/practica/doc/app/

I'm an hobbist and I'd like to purchase an affordable - but decent - USB
oscilloscope. What do you think about the following product?
http://po.labs.googlepages.com/usbosciloskop
Thanks in advance

Just wanted to bring it to the attention of a wider (more educated/
aware) audience on the internet. We are selling both an auto
refractor
and an auto keratometer - both are Canon units. These were purchased

15 years ago there were (if I remember correctly) lots of toroid power
transformers available. It seems that most of what is available now is the
same old steel lam cores.
Did the market price for tor go up? (c:

L o w   c o s t   m e d i c a l   a n d   m e d i c i n e   and
Cable TV equipment from   C h i n a
 U n i V i s u a l   G r o u p   I n c .
M o n t h l y   N e w s

Thank you in advance for your time. I found a neat project to do with
my 14 year old son, but would like to know the science behind it so it
will be educational.
Here is the video link.

   I am currently interested in creating a car alarm that can send/
recieve SMS. I know it has been done to death but I am going to
integrate it with a cheap GPS reciever and Google maps to provide a
cheap (as cheap as the network provider) on demand tracking service.

My niece has a question on her homework, and we can't find an answer
anywhere! She's only 10, so it should be a fairly simple question -if you
know anything about circuits, which I don't!
What is needed for a closed circuit?

I've been looking at several companies that provide auction
services for company asset liquidation.  The bidder is responsible
for the packing, shipping, etc for winning bids.  The bidder
must hire another company to handle these tasks in the event that

I was wondering if anyone might have some spare parts for a Wavetek
model 3001, 3002, or 3000, such as a front handle and/or modulator
board.
I bought a 3001 AS-IS on eBay recently that works, except for a slight

Hello All;
   I have a Sansui 9090 since I bought it new. Other then a few small
problems with it over the 30+ years I have own and operated it has been a
great receiver. Reciently I was playing tunes, when suddenly the receiver