Projects

From the workbench

Microwave transverters, a portable 3 cm station, and the automation behind about eight transceivers.

Microwave transverters 3 cm portable VHF & UHF Station automation Antennas

Microwave transverters

A family of transverters for 13 cm, 9 cm, 6 cm and 3 cm, each built into a die-cast enclosure with its own sequencing, plus a 3 cm power amplifier and SMA relay switching.

13 cm · 9 cm · 6 cm · 3 cm

13 cm transverter
9 cm transverter on the bench
6 cm transverter
3 cm power amplifier and sequencer
3 cm transverter build in progress
SMA microwave relay boards
Minikits bias tee

3 cm portable

A portable station built around the Icom IC-905 and a 3 cm transverter, with a small dish on a tripod, ready to take out for portable operation.

IC-905 · 3 cm transverter · dish

3 cm portable station on its tripod
IC-905 dish and RF unit on the mast
IC-905 RF unit, 2 m to 3 cm

Kuhne TR144 and TR432 transverters, rack-mounted

VHF & UHF

Kuhne TR144 and TR432 transverters moved into rack cases, masthead preamps, polarisation switching for the satellite antennas, and the Emtron DX-2V 6 m linear.

6 m · 2 m · 70 cm

Kuhne TR144H in its rack case
Inside the TR144 rack conversion
Kuhne TR432H rack case
2 m / 70 cm preamps and polarisation switching
Polarisation switcher, horizontal / vertical
6 m masthead preamp (ARR)
Emtron DX-2V 6 m linear amplifier

Station automation

The Flex 6700s work with a PGXL amplifier, TGXL tuner and Antenna Genius switches. Node-RED flows tie it all together using CI-V and VITA-49 CAT control, and custom rack units handle PTT, band and transverter switching for about eight transceivers.

Node-RED · CI-V · VITA-49