TYPE 71 P


TYPE 71 TRANSCEIVER

DATE OF DESIGN 1925
FREQUENCY RANGE 18750 - 28570 kc/s
POWER SUPPLY 5 kW Motor Alternator
TYPE OF SET VALVE
WAVEFORM ICW
METHOD OF PRODUCING OSCILLATIONS SELF
WHERE USED/FITTED Type 71. The range claimed is as follows. If the set is on the deck = 50 miles, but if fitted below decks = 25 miles!

This transmitter is a single valve HF transmitter.  It may be fitted:-

a.   in the second office in conjunction with an MF set
b.   in the auxiliary office
c.   in a separate office by itself

of virtually any type of ship requiring HHF [High High Frequency]/VHF working using it to and from aircraft. Note the frequency range above !

The normal fit of the Type 71 which uses the Type 7H transmitter is usually ABOVE THE UPPER DECK  in a position secure from gun blasts and spray and also as far as possible from receiving aerials of other sets and from rigging and wire stays.

ASSOCIATED WAVEMETER G8, G9 or 1492B
SMALL SCHEMATIC
PHOTOGRAPHS