thanks a lot! reply pls...

 

Can you be more specific?

hgmjr

 

Hello,

Electronics has a broad spectrum of topics.
For example is here a page from the EDUCYPEDIA on audio amplifiers .
http://www.educypedia.be/electronics/circuitsamplifiers.htm

There are much more topics over there :

Electronic circuits: Verticaal 1 wire circuits Infra Red Circuits RF-Crystal radio Application notes LED circuits RF- FM transmitter Analog circuits Measurement Sensors Audio Micro controller Sensors-fluid Audio amplifiers Motor control circuits Sensors-Light Battery chargers Opto electronics Sensors-sound Computer Power - control Sensors-temperature Digital circuits Power supplies Sensors-weather Fluorescent Lamp Power supplies-SMPS Telephone technology General RF circuits Video circuits

Greetings,
Bertus