Antenna four to one ultimate QRO switch by OK2ZAW

Can be controlled by:

remoteqth server band-decoder order

Main functions:

The measured values


Insert loss

Isolation 1to4

Isolation 1toOUT


Antenna switch
4 to 1 QRO, version 1 pcb sch eagle315
4 to 1 QRO, version 5.0 pcb sch eagle315
We believe open source is a better way of doing things.
View and download the Shield Schematic and PCB Kicad/Eagle CAD files,
LibreCAD .DXF, or Inkscape .SVG files.
The hardware designs are released under the
Attribution-NonCommercial 2.0 Generic

Users implementation photos



Design & code ok1hra | Copyleft 2013-2021 | License