If the photograph is clicked, it grows.

HP 53150A 20GHz Microwave Frequency Counter/Power Meter
SOLD OUT sold
fre137

Input1 1Mohm 10Hz-125MHz 25mVrms res1Hz BNC(f)
Input2 50ohms 50M-20GHz sens-29dBm SMA(f) res 1Hz
res1Hz-1MHz aquiTime100ms-140ms GateTime:1/resolution
FM:20MHzp-p AM:0-100% Selectivity:20dB(>70MHz) 10dB(<70MHz)
Power:-30-+7dBm Unit:dBm,mW,uW acc1.5dB
LCD GP-IB RS232C Math:offset,Average1-99 PowerLoss-compe
Memory9
75VA AC90-264V DC11-18V 86H213W300D 4Kg