Homebrew Crystal Radios for Sale


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Reproduction Crystal Detector with catwhisker and mineral selection


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Nice reproduction of 1920's style detector on a 2"x2" solid oak base. Features a large 5/8" diameter brass ball-and-sleeve assembly in a tight, spring brass bracket that never comes loose, or needs realigning. Precision ball-and-sleeve provides silky smooth movement with no pull or backlash. Includes a selection of loose minerals., catwhisker wire, printed instructions, and a history of the mineral detector. $24.95 plus shipping. These are available directly from the manufacturer, Larry Pizella, but I don't have anymore is stock, so just click HERE to see the order page for detectors directly from the maker.



One Tube Regenerative Radio with Crystal Circuit Option

This is a nice little radio with a 1 tube 1S4 regenerative circuit, as well as a diode on the other side for crystal radio reception. Just attach a 1.5 volt flashlight battery for the filament voltage and two 9 volt transistor radio batteries for the B voltage and it is ready to go. Uses high impedance headphones, and covers the standard AM broadcast radio band. $55 which includes radio, tube, and battery holders; or if you would like a package deal I will include a pair of headphones plus an extra tube for a total of $69SOLD .

Wavetrap Crystal Radio Combo

This set can be used at as a crystal radio or a wavetrap. The ant-gnd wire is wrapped directly over the tuned coil for maximum coupling that gives very good wavetrap function to reduce the interference from a strong station when you are trying to tune a nearby station. Covers the standard AM broadcast band. $25SOLD

Simple Loose Coupled Crystal Radio

This is a simple little crystal set made on a nicely finished breadboard type plaque, has a 2 circuit loose coupled circuit, with a diode, variable capacitor with dial knob, and Fahnstock clips for the antenna, ground and headphone connections. Requires high impedance headphones available on the headphones for sale page, and just hook up antenna and ground and it picks up loads of AM stations here. $25sold

Simple Loose Coupled Crystal Radio

This is just a simple little crystal set made on a nicely finished breadboard type plaque, has a 2 circuit loose coupled circuit, with a catwhisker and galena crystal, variable capacitor with vintage pointer knob, and Fahnstock clips for the antenna, ground and headphone connections. Requires high impedance headphones available on the headphones for sale page, and just hook up antenna and ground and it picks up loads of AM stations here. $33SOLD F.A.S.
 

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Headphone Heaven (Headphones for Sale)

BOOKS for Sale

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