Hobby Electronics Basics

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integra TDA2003 spec

If someone has SPEC FOR integra TDA2003 PLEASE MAIL ME snipped-for-privacy@YAHOO.COM
1 comments posted 19yrs
posted by raiderdado
1 comments posted 19yrs posted by raiderdado

power consumption for portable heater

I have a very simple electrical question. I have a portable heater which is rated at 12 V, 12.5 amps, which I have atta...
11 comments posted 19yrs
posted by dmehling
11 comments posted 19yrs posted by dmehling

Transistor dead again

I am trying to convert a pushbutton to a toggle switch. The circuit is working fine for a few tests, then I turn off th...
6 comments posted 19yrs
posted by grubertm
6 comments posted 19yrs posted by grubertm

24 Volt AND gates?

In college, I was used to using 5 volt signals for logic, but does anyone know if they make IC's that support 24 volt (...
15 comments posted 19yrs
posted by astutesolutions
15 comments posted 19yrs posted by astutesolutions

"PICAXE Junior"!

Ron Hackett's recent "Nuts & Volts" Picaxe micro. articles have certainly raised the profile of the UK sourced Picaxe m...
0 comments posted 19yrs
posted by manuka
0 comments posted 19yrs posted by manuka

What Switch or Component Will Work?

Can anyone recommend a rotary switch, transistors, Ic's, or any component that may work for following situation? I have...
5 comments posted 19yrs
posted by piscatory
5 comments posted 19yrs posted by piscatory

Separating PC Boards

Hi guys: What's the best way to separate PC boards that loses the least amount of material? Currently, when I have seve...
2 comments posted 19yrs
posted by eromlignod
2 comments posted 19yrs posted by eromlignod

jammed remotes !

?Dinnertime ??? Only thing that makes sense is a LOCAL transmitter that is blocking the G/D receiver ! Moving up the st...
8 comments posted 19yrs
posted by yano
8 comments posted 19yrs posted by yano

Car Remote Control - jamming

Hello All of our cars have remote controls and up until yesterday worked fine on our driveway. However now none of the...
9 comments posted 19yrs
posted by rition
9 comments posted 19yrs posted by rition

microcontroller question

Hi I am looking to build a prototype of some simple electronic equipment involving a v. simple microcontroller, some on...
9 comments posted 19yrs
posted by rlayberry
9 comments posted 19yrs posted by rlayberry

project title

i am a prefinal year student iam searching a project so can u help me to find a topic for project? related to measuring...
4 comments posted 19yrs
posted by monil87
4 comments posted 19yrs posted by monil87

Solve noise for amplifier

Hello people, I make a amplifier circuit with TDA2030, the amplifier works but when i connect it to loudspeaker, turn o...
2 comments posted 19yrs
posted by chauny.vq
2 comments posted 19yrs posted by chauny.vq

Complex Modulation

applications? phase modulation (PM(AM*FM)) -> actional modulation (AM(h) = h') amplitude modulation (AM(v)) -> potentia...
70 comments posted 19yrs
posted by lysdexia
70 comments posted 19yrs posted by lysdexia

HOWTO Determine Unknown XTAL Freq

Good day. I recently removed some crystals from some old electronic devices but do not know what frequency they are. Is...
44 comments posted 19yrs
posted by me
44 comments posted 19yrs posted by me