Hobby Electronics Basics

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A small hint to get me started

Hi, I have a project to do for my client. But don't know how to get started My client gave us a 256Bytes dual port RAM...
0 comments posted 19yrs
posted by jl
0 comments posted 19yrs posted by jl

LED circuit with timer

I'm an absolute beginner to electronics with basic understanding of the principles (resistance, voltage, Ohm's law, etc...
2 comments posted 19yrs
posted by MrJogo
2 comments posted 19yrs posted by MrJogo

Low cost pressure sensor

Hi, I`m trying to find a low cost pressure sensor/transducer from underwater use (water level measurement), but I`m stu...
9 comments posted 19yrs
posted by adomas.m
9 comments posted 19yrs posted by adomas.m

FET Audio Mute

I'm trying to design a simple audio mute using a fet but I can't seem to get it to function properly. (Actually this is...
10 comments posted 19yrs
posted by Jon_Slaughter
10 comments posted 19yrs posted by Jon_Slaughter

please help me about my ultrasonic project!please

hi everybody excuse me Ihave a project about ultrasonic for measurment of distance beetween two cars! its not for avoid...
6 comments posted 19yrs
posted by erfan.talebzadeh
6 comments posted 19yrs posted by erfan.talebzadeh

ACCESS TIME OF MEMORYDEVICES

HI, i am now studying with diff. types of memory devices and i want know the access time of HD,FD,AND CD-ROM
1 comments posted 19yrs
posted by alengcm
1 comments posted 19yrs posted by alengcm

wikipedia on differential amplifier

take a look at wikipedia's long-tailed pair diagram under the differential amplifier listing: http://en.wikipedia.org/w...
3 comments posted 19yrs
posted by kellrobinson
3 comments posted 19yrs posted by kellrobinson

Coils

I a bit new to electronics, about 1. Now I'm learning about coils, and have a few questions. I have some coils and I kn...
3 comments posted 19yrs
posted by kbsoftware
3 comments posted 19yrs posted by kbsoftware

power supply

hello everyones! i am a new visitor of ur community. my problem is that i want to built my own regulated power supply f...
8 comments posted 19yrs
posted by mzahidm.ali
8 comments posted 19yrs posted by mzahidm.ali

Operational amplifier

Hello! I'm getting started with the study of operational amplifier. Fist of all, do you know any site which could expla...
5 comments posted 19yrs
posted by prova
5 comments posted 19yrs posted by prova

Sending non-CE marked device to Europe

What are the ramifications for sending a non-CE marked device to Europe? The device clearly carries no CE mark. In gene...
7 comments posted 19yrs
posted by BeardedOccam
7 comments posted 19yrs posted by BeardedOccam

Identify leads on laptop fan

I have a 5V DC fan I took from a dead laptop (Toshiba Satellite). There's a sticker on it with the following: DC BRUSHL...
3 comments posted 19yrs
posted by mkwahler
3 comments posted 19yrs posted by mkwahler

Aluminum oxide insulator safety precautions?

I'll be using TO-247 aluminum oxide insulators between some MOSFETs and their heat sinks and wanted to get a safety-rel...
36 comments posted 19yrs
posted by jmuchow
36 comments posted 19yrs posted by jmuchow

opamp attenuate signal theory question

hello, i am trying to make an oscillator that I can plug into a guitar amp (or keyboard or bass amp). i made an oscilla...
3 comments posted 19yrs
posted by panfilero
3 comments posted 19yrs posted by panfilero

RF Transceiver Chips

Hello, Does anyone know, for an advanced amateur, the cheapest (but quality of course) evaluation kit for very low cost...
5 comments posted 19yrs
posted by locates
5 comments posted 19yrs posted by locates