Wolf 7″ first HF transmission
Video in russian language
Метка: amplifiers
Amplifiers hottest parts measurements
Checking with the thermal camera
Unknown wideband amp. from Aliexpress
https://aliexpress.ru/item/1005006114325611.html Maximum output with 30v input voltage on HF band — 1.369 watts: More input power — failed output: It hasn’t any
20m band check of rd16 amp. with 3 devices :)
Before LPF, 60db att. 60-14.5=45.5 dBm eq. 35.48 watt After LPF 60-14.7=45.3 dBm eq. 33.88 watt Diamond meter before attenuator to TinySA
One more RD16 amplifier pt.1
It has non stock capacitors as I don’t have correct ones, so it requires additional tuning. This is a state after assembly.
TRX-DUO SDR new case PT.1
Now, everything I need doesn’t fit into the case. So I decided to replace the case.
TinySA as SA :)
Never been using TinySA as SA to measure amplifiers.
Wolf 7″ amp. and radiator.
Just finished reserve rd100hhf1 amp
80-40-20m measurement
More amp. controller changes
https://github.com/enthru/esp32_amp_controller