Ken Rad / 12BY7A-KEN RAD

12BY7A-KEN RAD 12BY7A-KEN RAD Click on image(s) above to view larger
£20.00

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A test report is available click here to view

Ken Rad stands for Kentucky Radio corporation and was a very important valve manufacturer for The US government and defence contracts during World War II. Based in Owensboro Kentucky,In 1945 the company's valve division was sold to General Electric and became GE's primary valve making facility. In 1987, GE sold the company to a group of investors who formed a company called MPD, Inc
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12BY7A made by Ken Rad in the USA. The 12BY7A was widely used by radio amateurs as a driver stage for a pair of 6146B tetrodes in the output stage of HF transmitters up to 30 MHz.

In Audio applications, The 12BY7A beam power tetrode is known for exceptional sound quality and wide frequency response. It is was used in Harman Karmon Citation II audio amplifier.

The valve quality and performance made it popular in vintage test equipment such as the vintage Tektronix 500 series oscilloscopes.

This item was made in the USA and has the RF coating on the inside of the glass

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