Electronics Forum / Components / March 2007

I have a schematic for something - including some thumbwheels, meaning
those BCD coders, with 2 buttons... so you can count from 0 to 9, and
have 4 outputs.... what is the symbol for that?
And - if anyone can tell - what is a thumbwheel in Danish or Estonian?

We have a problem with one of our circuit board vendors who applied solder
mask to the gold fingers on a lot of 100 boards. Naturally, the 100 boards
were built up and the problem wasn't discovered until test. Does anyone
know of a way to remove it without losing the gold on the ...

...any recommendations for where to find a good little single axis
centre-return spring loaded potentiometer joystick? (as close to full
range as possible would be preferable - to be fed to an ADC) thanks!

Just wondering, where can I sell electronic parts (Leaf Swtich) in
Hong Kong?
Description of these Leaf Switches: COVERED.LEAF.SW 100GRAM 30000T
DC16V/05A 0.05 OHM

I'm looking for an Inclinometer / Tilt Sensor that will take a 5V DC
input and give a 0-5V output, help! please?

Does anyone have a way of testing an old memory chip? I have a whole bunch
of these out of an old Allen Bradley control cabinet.  Some of them are
marked P 2107 C-2.  They are also described as IC-MOS 4K DRAM Chip.  There
are 22 pin IC package and I have hundreds of them that ...

I am currently working out of UK for 3 months and am in desperate need
of a Accelerometer  for a team that working out of India. They have
asked me for help in procuring the same.
Its a amateur project and almost any kind of cheap Accelerometer

I'm looking to find one or more specific suppliers of the pins used to
connect to glass LCD panels so they can then be connected to a ribbon,
board, etc.
I'm talking about the ones that look like this:

I'm trying to identify some decoupling capacitors, probably ceramic.
They're orangish red, about 8 x 6 x 1mm  axial leaded.
They are labelled on the top, that is the 8 x 1mm curved face
away from the leads:-

Can anyone help?
I am looking for carbon resistors - in Johannesburg.
spec: 2.2 mega ohm, 2 watt - 450 needed.

The OPA series seems hard to buy these days and I've heard rumors of
some difficulties. So, I am looking for non-OPA varieties:
<5nV/rtHz would be nice. +/-15V supplies. No back-to-back diodes on the
inputs like the AD8674 has, need to use some of them as comparators and

Recently I found a components trading website www.koobid.com, they ask
you to post stock with PRICE, and all your search result are really
with PRICE. How Possible ? But maybe a good idea, at least I can get a
part price for reference when search a part, do not need to pick up

I was wondering if any of you knows about commercial connectivity
solutions that enables to make an electric connection between an
electronics package and a flexprint. The requirements are:
- mechanical robust and stable

I want to replace it.