Crystal Radios Of The 2006 Contest Entrants
Single 1625 regenerative radio with 12 volts dc filament and plate
Two tuned circuits. Coils: Antenna 660/46, detector 660/46 litz wire
Sound powered headphones
Antenna 40 meter wire up 3 - 4 meters running east to west.
Here is my 2006 tube radio contest entry. I heard more this year than last year, so that makes me happy. I used my 1625 radio this time. It kept me warm too. :) Here is the web page:
73, Dave N2DS
Lem used an updated version of his Regen set shown elsewhere
on the site. He used a 12DZ6 with 12 volts on the filament and plate.