Electronic Components

How to make a remote control detonator

I need to make a remote control detonator . Anybody could give me schematics that work? Arturo Magidin, sans .sig

2 comments posted 17yrs

posted by arturo.magidin

2 comments posted 17yrs posted by arturo.magidin

very low-profile LED array

Does anyone know of a very low-profile (

0 comments posted 17yrs

posted by starfire151

0 comments posted 17yrs posted by starfire151

what is 300R on an inductor?

I've know 27R on a resistor is 27 ohms but what is 300R on an inductor? Is it 300uH? Dave

6 comments posted 17yrs

posted by starfire151

6 comments posted 17yrs posted by starfire151

What is a CD4074?

The subject line says it all. I have four of these RCA ICs in my parts box, but have been unable to ID them. Any info wo...

17 comments posted 17yrs

posted by norway

17 comments posted 17yrs posted by norway

Freaky Amazing DMM?!

I'm testing a new DMM I purchased, AM-240 by Amprobe. It claims *over* 100Mohm impedance in 400.0mV mode. So I charged...

200 comments posted 17yrs

posted by energymover

200 comments posted 17yrs posted by energymover

miniature/very small 3pst or 3pdt switch

Does anyone know a very small footprint 3pst switch? I need a single activation to switch in three separate functions i...

2 comments posted 17yrs

posted by starfire151

2 comments posted 17yrs posted by starfire151

Anyone know the specs for this transformer - U53PP206 53X0562-001 F EIA-549-9527

Hi, The EIA-549 shows me something about midwest coil and transformer, and I have to assume the "9527" means something...

0 comments posted 17yrs

posted by nospam38925

0 comments posted 17yrs posted by nospam38925

Strange, but nice like PC Power 5-pins connector

Hi! We are looking for such connector as here: www.alpro.pl/5pins.jpg It is like PC UL power cord plug, but with 5 hole...

3 comments posted 17yrs

posted by goalpropl

3 comments posted 17yrs posted by goalpropl

manufacturers of cell-phone data comm modules?

I've been doing Google searches for an integrated module that interfaces to a cell-phone system for communications. I a...

0 comments posted 17yrs

posted by starfire151

0 comments posted 17yrs posted by starfire151

Resistor heat calculation help please.

Hi, I am using 3 x 100 ohm SMD resistors connected in parallel fed with a 12 volt supply to make a small heater for a d...

14 comments posted 17yrs

posted by tel1e

14 comments posted 17yrs posted by tel1e

RJ-45 panel mount plug?

Hello, I have tried to find RJ-45 panel mount plug, but couldn't so far find those anywhere. I have heard that these ki...

0 comments posted 17yrs

posted by peggax77

0 comments posted 17yrs posted by peggax77

chip for keypad interfcace?

Does anyone know of a newer version of a simple keypad interface chip (provides debouncing, encoding, etc.) for a 4 X 4...

3 comments posted 17yrs

posted by starfire151

3 comments posted 17yrs posted by starfire151

MB3771 Reset chip

On a similar topic to my Reset IC post, on another board I've found that I need to replace the 8-pin DIL MB3771 Reset I...

0 comments posted 17yrs

posted by jamma-plusser

0 comments posted 17yrs posted by jamma-plusser

Reset IC for a 68000 ?

I have a 20 year old PCB with a dodgy custom chip which, as one of its functions, provides the initial power on reset t...

8 comments posted 17yrs

posted by jamma-plusser

8 comments posted 17yrs posted by jamma-plusser

PUSHPULL TRANSFORMERS NEEDED

Hi all I am looking for mini pushpull audio output transformer , exactly like the same type used in vintage transistor...

2 comments posted 17yrs

posted by therightinfo

2 comments posted 17yrs posted by therightinfo