Hobby Electronics Basics

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indoor antenna

i live in an apartment and shortwave is my hobbie but unable to get many stations .does anyone have any ideas how i can...
1 comments posted 20yrs
posted by julius4676
1 comments posted 20yrs posted by julius4676

difference between CE and CC amplifiers

Hello, I've been told that common emitter and Common collector and Common Base amplifiers are so named because the inpu...
4 comments posted 20yrs
posted by harrytuttle777
4 comments posted 20yrs posted by harrytuttle777

Audio Generator

Building a project which requires alignment and says to use a audio generator, which basically looks like a function ge...
5 comments posted 20yrs
posted by james.douglas
5 comments posted 20yrs posted by james.douglas

Need for heat

Hi Everyone, I'm doing a experiment were I need to get a =BC" x 8" x 12" piece of aluminum to 150-200 degrees F. Outsid...
18 comments posted 20yrs
posted by jeff1608
18 comments posted 20yrs posted by jeff1608

Cushman CE50 help needed

Hi, I have a slightly sick Cushman CE50-TG-1 service monitor and was wondering if anyone has taken any voltage readings...
0 comments posted 20yrs
posted by sad.tip
0 comments posted 20yrs posted by sad.tip

Education

Looking for a decent on-line program a newbie can learn from. Has any one checked out George Brown City College Electro...
0 comments posted 20yrs
posted by rtwgfp
0 comments posted 20yrs posted by rtwgfp

My power supply

I'm working on making a power supply that supplies different fixed regulated voltages and also a + and - variable volta...
3 comments posted 20yrs
posted by Abstract.Dissonance.hotmail.co
3 comments posted 20yrs posted by Abstract.Dissonance.hotmail.co

unable to receive data from parallel port

hi, i'm using parallel port for simple interfacing. i am able to output data to parallel port. But i'm unable to receiv...
5 comments posted 20yrs
posted by brazingo
5 comments posted 20yrs posted by brazingo

Power Supplys

I have got some DC Power Supplys for some projects one 6 volt and one 5 volt the 5 volt one reads 5.5volts but the 6 vo...
1 comments posted 20yrs
posted by tux
1 comments posted 20yrs posted by tux

Morse code flasher

Hello, I'm trying to make a device that can convert a Morse code audio file to a flashing light. I have the Morse messa...
10 comments posted 20yrs
posted by gdphilpott
10 comments posted 20yrs posted by gdphilpott

GP2Y0D340K IR Sensor Cable?

I'm trying to connect a Sharp GP2Y0D340K IR Sensor to a solderless breadboard. The GP2Y0D340K module has 5 short pins s...
1 comments posted 20yrs
posted by redbrickhat
1 comments posted 20yrs posted by redbrickhat

Reading a gyroscope's orientation in a coil?

I've been evaluating different methods to sense a gyroscope's orientation, and needed some advice in determining if one...
10 comments posted 20yrs
posted by dave.harper
10 comments posted 20yrs posted by dave.harper

PCB design

Very soon I will try to make my first PCB(I've got all the hardware ready and waiting) and I'm wondering what are the m...
13 comments posted 20yrs
posted by Abstract.Dissonance.hotmail.co
13 comments posted 20yrs posted by Abstract.Dissonance.hotmail.co

Voltage Doublers

I was just wondering(as always ;) whats wrong with using a voltage doubler recifier circuit? (i.e., where you use 2 dio...
2 comments posted 20yrs
posted by Abstract.Dissonance.hotmail.co
2 comments posted 20yrs posted by Abstract.Dissonance.hotmail.co