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LM317 for variable current control?

Circuit idea for linear current control from zero amps to fixed maximum. |¯¯¯¯¯¯¯¯¯¯¯| R1 ¡-------| LM317 T |----/\/\/\...
0 comments posted 19yrs
posted by no-one
0 comments posted 19yrs posted by no-one

[anti]fuse-based printed circuit board?

Forgive me if this is the wrong newsgroup for this. Has anybody every tried making/selling an "[anti]fuse programmable"...
0 comments posted 19yrs
posted by adam
0 comments posted 19yrs posted by adam

Micro-switch for DIN connectors

I've recently bought a round 13 pin DIN connector (PCB mountable). I noticed that there's a "slot" in it which looks li...
4 comments posted 19yrs
posted by no-spam2
4 comments posted 19yrs posted by no-spam2

Searching for a certain LC-Display

Hi It would be great if any of you experts knew a source for the following 3 1/2 digit LCD (it belongs to a Metrix MX 5...
2 comments posted 19yrs
posted by reinhard_zwirner
2 comments posted 19yrs posted by reinhard_zwirner

Testing NTE 2107 memory chip

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...
17 comments posted 19yrs
posted by nospam
17 comments posted 19yrs posted by nospam

EEPROM boots w/o addressing

Simple , low cost , EEPROM , that spits out data from address 0000 , just by powering it up , and clocking it . Does it...
1 comments posted 19yrs
posted by werty
1 comments posted 19yrs posted by werty

FA IC Stereo Amp NR $1

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=230097150883&ssPageName=ADME:B:EF:US:11
1 comments posted 19yrs
posted by james
1 comments posted 19yrs posted by james

Futurlec has it!

NO min. order => http://www.futurlec.com/index.shtml MAX038CPP MAX038 High-Frequency Waveform Gen. Yes 1 19.90 Ben ó¿ó...
0 comments posted 19yrs
posted by nyc2233
0 comments posted 19yrs posted by nyc2233

remember the max038?

Maxim used to make a neat little 1 chip 20MHz waveform generator, the MAX038. But, as the twits at Maxim like to do, th...
4 comments posted 19yrs
posted by apchar
4 comments posted 19yrs posted by apchar

Looking for a 20 Bit DAC for Industrial Control

(I accidently posted in sci.electronics.design the first time, before realizing this group was more appropriate) I'm re...
0 comments posted 19yrs
posted by cps
0 comments posted 19yrs posted by cps

Diode identification?

It's shorted, burned on the side against the board, the side of the diode that has part of the p/n printed (of course)....
50 comments posted 19yrs
posted by incognito
50 comments posted 19yrs posted by incognito

Find control algorithm

Hi all, FM95HS02EM8XEM is a rolling code generation from Fairchild, that now is going out of production. I need its con...
2 comments posted 19yrs
posted by mauri236
2 comments posted 19yrs posted by mauri236

Duration of 1st charge of drill battery

My portable Tesco drill has a 9.6V 1000mAh battery pack. I don't know what type of battery it is. The power supply "bri...
8 comments posted 19yrs
posted by no
8 comments posted 19yrs posted by no