Low-noise broadband antenna amplifier 50-840 MHz

Low-noise antenna amplifier was designed to increase the sensitivity of a blunt Japanese VCR. The gain is set by R4. Bushing capacitors trimmed for the purpose of miniaturization.

Frequency MHz

Gain dB

840

24,5

790

25

690

29

550

27

400

24

200

23

100

20,5

50

19

Author: E. shoustikov, UO5OHX ex RO5OWG; Publication: www.shustikov.by.ru, www.cxem.net