Above: the King David, with the unique circular loop aerial
Capital Radio - Technical
Top right: the studio on board King David
Bottom right: landbased studio
Transmitter
10kW RCA BTA-10J1 transmitter (formerly used by Radio 270).
Aerial
A unique circular loop aerial, suspended from a central vertical mast 67’ (20.5m) diameter and hanging about 20' (6.1m) over each side of the ship. The overhanging segments were hinged so that they could be stored within the overall width of the King David.
Studio
QSL Card
Radio station engineering departments issue QSL cards to verify reception reports received from listeners