ARRL – Amateur Radio Operators
ARRL is the national -USA membership association for Amateur Radio operators. Amateur Radio (ham radio) is a popular hobby and service that brings people, electronics and communication together. People useRead More
Nine Lives of El Gato – Safety comic
The 9 lives of El Gato the Cat is a fire safety comic book. related to Fire prevention by United States Consumer Product Safety Commission. This is from State LibraryRead More
QRP and homebrew by DL2YEO
“My name is Udo and I am living in the small village called Spenge, about 15 km north of Bielefeld. The DARC radio club is ‘OV Widukind – N59’ andRead More
DDDAC 2000 – Audiophile projects
Dedicated Website for Audiophile projects, such as a Diy High End DACs, Loudspeakers, Tube Amplifiers – Doede Douma DDDAC 2000 – Audiophile projects Setting up an Audio Streaming Server (forRead More
Recording Technology History
1877 – Edison made the first recording of a human voice (“Mary had a little lamb”) on the first tinfoil cylinder phonograph Dec. 6 (the word “Halloo” may have beenRead More
School Bus Conversion to Steampunk
He has many achievements to his credit; From converting a Thomas Saf-T-Liner, a flat-nosed diesel school bus into a family camper To a DIY Op-Amp Hot Tub Temperature Controller. LookRead More
World Of Electronics – Electronic projects
Instruction manual of an electronic moving font with LEDs and a clock built up of LEDs. Furthermore information is available about a serial-to-I²C converter, an AT89C2051 evaluation board and aRead More
David Jones -Tronnort Technology
PCB Design Tutorial – As published in Silicon Chip magazine Oct-Dec 2003. A very comprehensive three part tutorial on how to professionally design and lay out PCBs. Learn all theRead More