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RC5
above in RC5/lB. Carrier failure alarm. Output: 0, 4dB
or 8dB into 600~. Valves: 7 Z719, 1 D77, 1 CV491, 1
CV438,
1
CV455.
DD 1957.
DD Spec 5.45.
ACO.
OBSOLESCENT.
RC5/2
VHF/FM Receiver designed to supersede RC5/l, HR/12A,
CH/18A. Includes carrier failure alarm, and OS2/1l as RF
oscillator. Mains operated. Transistors: 2N502, 5 OC170,
4 GETl04, 2 GET105, GET106, OC200, OC7l. OS2/20 replaces
OS2/1l in later models. DD 1960. DD Spec 5.520. ACO.
OBSOLESCENT.
RC5/3
Identical with RC5/2 except have provision for automatic
change-over to battery operation if mains fail. DD 1960.
DD Spec 5.52. OBSOLESCENT.
RC5/4
VHF Rebroadcast Receiver (85Mc/s-97Mc/s) superseding RC5/2
and RC5/3. PN3/23 with UNl/39, UNl/4l, UNl/52, AM7/2,
AM7/4,
PS2/49,
FL2/4.
DD 1963.
DD Spec 5.94.
ACO.
OBSOLESCENT.
RC5/4A
As RC5/4 with addition of UNlM/56 when signal strength is
less than lmW. DD 1965. OBSOLESCENT.
RC5M/S
UHF/FM Monitor and Rebroadcast Receiver (470MHz-830MHz)
used to receive FM Television Sound in Bands IV and V and
provide AF output for automatic monitoring or rebroadcast
purposes. PN3/23 with UNl/57, UNl/41, UNl/52, AM7/4,
AM7/2, PS2/49. Normally has FL2/4 connected externally-
DD 1965. DD Spec 5.122. ACO. OBSOLESCENT.
RC5M/6
Stereo Rebroadcast Receiver for Band 11 VHF/FM signals
with pilot tone stereo modulation. Provides output of the
stereo multiplex signal for rebroadcasting. PN3/23 with
UNl/l08, AM21/1, FL4/37, PS2/49. DD 1967. DD Spec 5.128.
DDTM 5.48. OBSOLESCENT.
RC5M/7
Rebroadcast Receiver, VHF/FM, suitable for stereo
operation. PN3/23. Two receivers can be interconnected
to form Rebroadcast Diversity Receiver Equipment EPlM/14.
DD 1971. DD Spec 5.218. OBSOLESCENT.
RD1 MISCELLANEOUS RECORDING EQUIPMENT
RDl/50l
DD 1975. EDI 10284(P)JUN76. CANCELLED 1976.
RD4 MAGNETIC PROGRAMME RECORDING EQUIPMENT
RD4/l
Modified EMI L/2B midget recorder using transistors and

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