Anton Gavrilov
RUSSIAN FEDERATION, THE • + Follow
Description
Mini-whip active antenna
This is modification of miniWhip by PA0RDT. But I used low-noise MOSFET BF998 and UHF transistor BFG591.
Gain of amplifier on BF998 is 20 dB
Dimension of PCB 30*135 mm
Power supply: 5-12 V
Сonsumption current: 90 mA
Output resistance - 50 Ohm
Power is supplied via a coaxial cable using power feed unit
Schematic and Layout
http://www.ra0sms.ru/p/the-active-antenna-mini-whip-10-khz-30.html
Apr 10,2019
3,791 views
Mini-whip active antenna
2 Layers PCB 135 x 30 mm FR-4, 1.6 mm, 1, HASL with lead, Green Solder Mask, White silkscreen
Mini-whip active RX antenna for shortwave listener and hamradio. From 1 to 30 MHz
3791
4
3
Published: Apr 10,2019
Download Gerber file 98
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