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The simplest radio circuit

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5 piece kit consisting of the first half pretty simple and inexpensive radio circuit with a stylish casing made ​​of wood and plexiglass think should be reinforced with output amplifier fm radio circuit has two different :)

simple radio circuit

I have heard, even from a physicist, that it is impossible to build FM crystal radios. On the other hand some experimenters claim that they have built them.

The simplest radio circuit en basit fm radyo devresi 150x150 The simplest radio circuit basit fm radyo devresi 150x150

The simplest radio circuit fm radyo devresi crystal circuit 2

L – 4 turns #18 copper or silver wire, 12mm inside diameter, tapped at 2.5 turns
Ant – 7 inches of #18 bare copper wire
C1 – 18 pf ceramic capacitor
C2 – 50 pf air variable capacitor
D – 1N34 diode or rock crystal
R – 150K resistor

The simplest radio circuit fm radyo 2 150x150 The simplest radio circuit fm radyo 150x150

The simplest radio circuit fm crystal circuit radyo 2

L – 5 turns AWG#18 bare copper or silver wire, 12mm inside diameter, tapped at 2.5 turns
D – 1N34 or rock crystal diode
C1 – 82 pf capacitor
C2 – 80 pf air variable capacitor
C3 – 18 pf capacitor
R – 150K resistor

source solomonsmusic.net

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