An entire radio station, actually. Two-slide tuner, detector, and phone condenser on the left of the TR switch; Spark coil, plain gap, HV condenser, key and antenna helix on the right, Al On 3/5/2010 3:11 PM, Ron.K3PID wrote: > 380210094185 > > > Ron H > -- Al Klase - N3FRQ Jersey City, NJ http://www.skywaves.ar88.net/