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This is a one valve [tube] radio that believe it or not I constructed 48 years ago. It remained lost but was discovered again during a recent house move. The valve used is a battery R.F. pentode dating from around 1948 on a B7G base. The type number is DF91 or the American equivalent, the 1T4....
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One valve radio |
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This is a preview of the upcoming ARVN "Dayton Collection" from the 2009 (and some 2008) Dayton Hamvention. This clip comes from the "Unauthorized Dayton Tour 2008/2009). Details at www.arvideonews.com. KC3VO's 2kW ham radio backpack amplifier gets the attention of the FCC! ... Amateur ham radio...
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Tech Amateur ham radio Dayton Hamvention ARVN KN4AQ backpack hfpack W3TN KC3VO Tech |
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http://www.hfprojects.com Here is a short video showing the HF Projects VHF 6 Meter Solid State Ham Radio Amplifier..This unit will deliver 30W output with 1W drive..It is RF sensed & runs on 12VDC..For more info contact Virgil K5OOR in Houston, Tx.
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News HF Projects vhf meter ham radio dx amplifier kit News |
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