MRF300 х 2 (10min continuous test, temperature control and power output)
11:18
MRF300 х 2 Без медной подложки
8:49
MRF300 2 m power amplifier 144-148 MHz 500W from R3KR
23:59
Build small PA output transformer
4:44
TEST OF THE AMPLIFIER MRF300 FOR BANDWITH
14:43
MRF300 х 2 for UT7MB
6:14
Mrf300 by 4, water cooled hf 6mtr amplifier
6:26
Test: PBR300-FM 88 -108 MHz...ideal para el MRF151G , BLF278, SD2942...300w. CW
4:15