Millimetre Wave Activities....

I've had the opportunity of going out Portable lately with David - VK3HZ.
We've had some great success with 78 GHz on both SSB and the Digital (WSJT/JT65C) Modes.

Check a write up here... 78 GHz in VK.

Service Manual for HUGHES 4577xH series of Millimetre Wave Thermistor Mounts.
This .pdf is quite large at circa 12 MBs.