Antique Ten Tec 315 Receiver is from KK4WW Ham Radio Collection of old Amateur radio Equipment. David had been Amateur Radio operator for 59 years. Some of the equipment can be seen here lcfvideo.com and his home area of Floyd Virginia can be seen here floydfolks.org .

David and Gaynell KK4WWW his wife are directors of " Foundation for Amateur International Radio Service " FAIRS fairs.org

Ten Tec tentec.com/

"Ten-Tec the first 40 Years" - (a good read available at amazon.com ) their vision, their dream to be an American corporate leader in Amateur Radio, radio communications, and manufacturing. Best selling author N. L. Williams reveals Ten-Tec's evolutionary development. She details: founder Al Kahn's childhood and interest in communications and sound systems, Ten-Tec's connection to Electro-Voice, small incremental developments that have led to evolutionary changes in manufacturing, the development of digital communications, the human element within the corporaton, and th company's high standards of service and quality.

Foundation for Amateur International Radio Service FAIRS fairs.org
Ten Tec 405 amplifier youtube.com/watch?v=lLWxYACcXKk
Ten Tec QRP antenna tuner youtube.com/watch?v=j18zUKHHQrA
QRP en.wikipedia.org/wiki/QRP_operation
Amateur Radio en.wikipedia.org/wiki/Amateur_radio
Ten Tec QRP antenna tuner youtube.com/watch?v=j18zUKHHQrA
Davids Microcomputer Blog microcomputermuseum.com