A Horizontal Loop for 80-Meter DX - Dave Kalahar
August 2002 35 Figure 6—Using a DPDT relay allows switching between the 80 meter ASTU and regular open-wire feed to a conventional tuner in the ham shack.
August 2002 35 Figure 6—Using a DPDT relay allows switching between the 80 meter ASTU and regular open-wire feed to a conventional tuner in the ham shack.