VHF PWR SWR sensor directional coupler bridge

Band: 2M
FREQ: 143-148 MHz
Power: 5 - 1000W
Directivity (isolation between forward and a reverse path) > 22dB
 
FWR DC voltage output:
-100w = 8.9V
-500w = 20.5v
-1000w = 29v
 
Is recommended to isolate board inside metal box.
 
Board size: 80x50mm