Royal Signals Museum - Equipment - Station Radio C12

Station Radio C12

AM voice and CW HF transceiver, continuously tuneable with two pre-set channels from 1.6 to 10 MHz and operating in nets.

Power provided by 12 or 24V battery, used at 70 to 170W.

RF output 5W AM or 8W CW.

8ft rod antenna with TRFA No 5 gives 15 mile voice range. Wire antennas give sky wave range up to 200 miles. Also able to use 12ft rod or 34ft vertical antennas but rod antennas cannot be used below 1.9 MHz.

Unit is 17.5 x 8.5 x 12.5 in and weighs 37 lb. Power unit is 6.5 x 8.5 x 12 in and weighs 22 lb. TRFA is 8.5 x 5 x 12 in and weighs 9 lb. Whole station without battery weighs over 120 lb.

This unit was a temporary replacement for the SR 19 and was replaced by SR C11 or C13.

Equipment