Hobby Electronics Basics

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Supply dependent voltage reference?

Hello once again! I'm reading about Texas Instrument's Single Supply Opamp Circuits reference guide. I was wondering if...
12 comments posted 19yrs
posted by mr.whatever
12 comments posted 19yrs posted by mr.whatever

True / False Quiz

Greetings group. I am a new member so please forgive me if I do or say something that I shouldn't. I have been asked to...
9 comments posted 19yrs
posted by rstratton40
9 comments posted 19yrs posted by rstratton40

A 27R resistor

I'm looking at a schematic that has a component that says 27R is this the same thing as 27 Ohm resistor?
15 comments posted 19yrs
posted by john
15 comments posted 19yrs posted by john

fsk transmitter & reciever

Hi all can somebody help me: I need fsk transmitter and reciever circuit . thank you
3 comments posted 19yrs
posted by ikrambadawi
3 comments posted 19yrs posted by ikrambadawi

Sodler braid

HI, I was looking to bu ysome solder braid from Digikey, There are many shape and companies making them , anyone in par...
4 comments posted 19yrs
posted by lerameur
4 comments posted 19yrs posted by lerameur

Cmos Sensor

hi, can anyone share with me what is a "digital signal chain" in CMOS sensor? Cheers!
0 comments posted 19yrs
posted by angeladam06
0 comments posted 19yrs posted by angeladam06

Bosch 12V 30/40 amp relays--wiring schematic

I just bought a bunch of 12V relays for some, auto-related uses (alarms, horns, etc.). Well, I need to know the wiring...
5 comments posted 19yrs
posted by sicksteve.steven
5 comments posted 19yrs posted by sicksteve.steven

Status Indicator System

OK, first of all, this is more a learning exercise for me (my background is with computers, but I am wanting to acquire...
2 comments posted 19yrs
posted by ki4hrg
2 comments posted 19yrs posted by ki4hrg

Monitoring a phone line

I don't like phones especially. They make an annoying ringing sound, which usually isn't intended for me. (I have a wif...
11 comments posted 19yrs
posted by scott
11 comments posted 19yrs posted by scott

12 VDC Relays

Hello all, My background is not in electronics. It is in car stereo & security. So please dumb-it-down for me. What is...
10 comments posted 19yrs
posted by CTBarbarin
10 comments posted 19yrs posted by CTBarbarin

switching mosfet fully

Dimmer circuit for dc? 12v | | ,---------------------+------------+-------+ | | | | | 10K 1K Rload 10K | | | | 0.1 | |...
6 comments posted 19yrs
posted by kellrobinson
6 comments posted 19yrs posted by kellrobinson

Short Audio Cable

I'd like a 3-4' audio cord between my headset and PC. Anyone know where I can find one. Most at 6'. 1/8" dia. Wayne T....
6 comments posted 19yrs
posted by wolf_tracks
6 comments posted 19yrs posted by wolf_tracks

12 volt thermostats

I'm looking for an extremely compact thermostat for a 12-volt project. It should have a temperature display on it, and...
2 comments posted 19yrs
posted by jason.mancine
2 comments posted 19yrs posted by jason.mancine