The antenna amplifier is designed to boost weak radio frequency signals in the VHF, FM, and CB bands. It is built around a single BF199 RF transistor and features a simple and reliable circuit design.
The device significantly improves received signal levels when used with various antennas and radio receivers, making it suitable for both experimental and practical RF applications.
The printed circuit board has compact dimensions of 30 x 26 mm.

Technical Specifications:
Type: antenna amplifier.
Design: transistor based.
Transistor: BF199.
Supply voltage: 4 - 14 V DC.
Gain:
- VHF: approx. 7 dB.
- FM: approx. 12 dB.
- CB: approx. 20 dB.
PCB dimensions: 30 x 26 mm.

This product is a DIY assembly kit.