The American QRP Club
The American QRP Club was formed in June 2003, and later incorporated, as a organization of ham radio operating enthusiasts interested in low power operation – these types of hams are called QRPers. The...
Author: dapj
Design Notes – Power Electronics – 03
SMPS designs should have clear line or patch of isolation for product safety and long term reliability. If you use opto-couplers they need to have 5kV or better isolation and 10mm between pins. The...
Production Notes – Electrical – 02
All Electronic Products have interfaces to external electrical circuits. The power supply is also derived using converters or power supplies. Motors, Heaters and Transformers are examples of components in the electric power circuits. Points...
Amps-n-Volts Notes Corrected Improved
Near 2001 i started sharing my learning and experience in Electronics Engineering on Blogs and Newsletters. One of the Successful eMag and electronic email magazine ran for five years. I lost interest later in...
Tone generation using 89C2051 – AirBorn
This is a nice educational reference project based on 89C2051, an 8051 derivative. This uses the Uses analog switches to steer test tones and results. Programmed in assembler to produce pure 1khz tone. Tone...
BiPOM Electronics – Microcontroller systems
Embedded Systems for robotics, automation/control, and instrumentation. Design and Consulting Services, Educational Kits. Hardware Development Boards and Software Systems. BiPOM Electronics – Microcontroller systems WebCatPlus is one of the world’s smallest web servers. Occupying...
Electronics For Beginners – Graham Knott
General Theory, Practical Skills And Projects, Components, Test And Measurement, Digital, D.C. Theory, Block Diagrams. Electronics For Beginners – Graham Knott This can be used to boost the output from your Walkman, crystal set...
Communications – Australian Photonics CRC
The Communications Revolution, Communications Networks, Optical Fibers, Photonics Devices, Future of Communications,
