This is a wide band shortwave SW antenna amplifier. The frequency band is 1 to 30 MHz and a medium gain of 15 dB.
The input stage is built with MPF102 and the other stages with 2N3904.
The power supply is 9 V and the output impedance is 50 Ω. Below you have the sw amplifier schematic and recommended printed circuit board.

SW antenna amplifier circuit diagram

shortwave amplifier

Shortwave amplifier PCB layout

sw antenna amp pcb

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