RNTH-488 BJ-300 УМ 150 Вт. 7 МГц тесты с ФНЧ и без ФНЧ. К чему приводит перегрузка УМ по входу?

CONTENTS: 00:00 - Equipment connection 03:14 - Without low-pass filter and with power amplifier input overload, SWR=4 at the input. SWR=1.1 at the output 04:46 - LPF and with PA input overload 06:27 - LPF and with slight PA input overload 08:40 - slight input overload, SWR=3 at the input, SWR=1 at the output 11:47 - 1 dB, even less input overload, SWR=2.5 at the input, SWR=1 at the output 15:04 - 2 dB, slight input overload, SWR=2 at the input, SWR=1 at the output 15:40 - 3 dB, slight input overload, SWR=1.6 at the input, SWR=1 at the output 16:13 - 4 dB, WITHOUT input overload, SWR=1.3 at the input, SWR=1 at the output 17:14 - Effect of input overload of the PA without Low-pass filter for the quality of its output signal 17:41 - WITHOUT input overload and WITHOUT low-pass filter http://romanets.com/