Beverage Antenna Pre-Amplifier
The pre-amplifier is located at
the hot end of the beverage antenna. It is fed by 12V DC by the
middle wire of the coaxial cable.
Most of the parts (SMD) are soldered on the bottom side of the
PCB.
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Schematics? I didn't paint anyting. Simply google for w7iuv beverage. You will find it many times. It is an old-school thing using the bipolar tranzistor 2N5109 (BFW16A).