Hobby Electronics Basics

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surround sound systems and subwoofers

Surround sound receivers have an output for a Powered Subwoofer. For those of us who don't have a Powered Subwoofer, bu...
2 comments posted 18yrs
posted by mrdarrett
2 comments posted 18yrs posted by mrdarrett

amplifier/receiver question

So I'm looking at this ($149.99 at Sears)...
15 comments posted 18yrs
posted by mrdarrett
15 comments posted 18yrs posted by mrdarrett

Antena question

Greetings dudes. I am building a 3 volt FM transmitter, just strong enough to scare the bejesus out of the wife when sh...
3 comments posted 18yrs
posted by claudec
3 comments posted 18yrs posted by claudec

Multipliers

Hello all, I am Ahmad. I am looking for multiplier chip which has multi input signals ( multi multiplier in one chip) Do...
2 comments posted 18yrs
posted by daqamseh2002
2 comments posted 18yrs posted by daqamseh2002

build circuit

I want to build a simple circuit that will turn off a 120 volt light for 5 minutes when my bird is too noisy. After tha...
7 comments posted 18yrs
posted by led
7 comments posted 18yrs posted by led

LG DP781 Portable 8" DVD Player--Coax?

I bought the dvd player in the Subject. It has two sockets called A/V in/out and coaxial. the take what looks like the...
2 comments posted 18yrs
posted by wolf_tracks
2 comments posted 18yrs posted by wolf_tracks

discrete voltage regulator circuit

check out this voltage regulator: http://homepage.sunrise.ch/mysunrise/joerg.hau/mot/voltreg.htm I used this circuit on...
13 comments posted 18yrs
posted by nospam
13 comments posted 18yrs posted by nospam

a bout voltatage regulators LM78xx

I have seen about these possitive voltage regulators in book. it will give give constant voltage. can we get the consta...
1 comments posted 18yrs
posted by swapnapriya2020
1 comments posted 18yrs posted by swapnapriya2020

Stepper Motor Basics

I have a stepper motor from Airpax, modle C82710 that has 6 wires connected to 2 windings with a center tap. It's rated...
9 comments posted 18yrs
posted by wrongaddress
9 comments posted 18yrs posted by wrongaddress

Voltage regulators and capacitors

Evening, I am looking at STI Microelectronics L78Sxx 2A positive voltage regulars to reduce 24 - 31v DC from a boat bat...
3 comments posted 18yrs
posted by colinstone
3 comments posted 18yrs posted by colinstone

DVD player software

Hello everybody I want to know about the DVD player software and its need. My player was in standby mode and i could no...
1 comments posted 18yrs
posted by Punnahai
1 comments posted 18yrs posted by Punnahai

TLV3702 Comparator: input > Vcc ?

Am I reading the datasheet to the TLV3702? It says that the input voltages can exceed the rail voltage? Here is the dat...
2 comments posted 18yrs
posted by spamme
2 comments posted 18yrs posted by spamme

Third try? (without the schematic)

I am trying to use the circuit diagramed in the associated schematic as the source of power in a project I am building,...
3 comments posted 18yrs
posted by db5151
3 comments posted 18yrs posted by db5151

What determines the audio quality of a VD track?

Hi: What characteristics in the film material itself [e.g. the chemicals within the film, "grains", etc. etc.] determin...
1 comments posted 18yrs
posted by glucegen1
1 comments posted 18yrs posted by glucegen1