This item has now been allocated and so is no longer available.
'Sarah' Emergency Beacon Radio Type 8174; SRI 23006
Sarah, first introduced in 1954, consisted of a personal Pulsed Beacon transmitting 210 pulse pairs per second, and a Speech Mode
Transmitter-Receiver. It operated on the UHF band Emergency Frequency of 243Mc/s. This unit is serial number 12308.