If the photograph is clicked, it grows.

HP 83557A 50GHz-75GHz mm-Source Module
JPY750,000 1 stock
gen773

50-75GHz +3dBm Leveled Output
Max Leveled Power +3dBm Minimum Settable Power -2dBm
Power Level Acc +-2.5dB Power Flatness +-2.0dB
Source Output SWR Leveled <2.0 Unleveled <3.0
Spurious Signal <-20dBc
Waveguide WR15 JAN UG-385 Flange

Include following Parts
83557A-60006 20dB Coupler + Detector
V896B WR15 Standard Section 50mm
M/A-com 507514 4 port 10dB Directional Coupler 3.6inch
M/A-com 507255 Isolator

Need 8349B Microwave Amplifier for Output power Leveling
8350B+8359X
8340B
8341B
8373X A/B/C/D
Direct connection
836XX A/B

This is 4th order Multiplier. Input Frequency 12.5GHz-18.75GHz Input Power -10dBm

sold1 ありがとうございました。