Mbit/s. The inputs can be composite PAL video signals.
Power requirements 240V a.c. SOVA. PN3/S4, 4U card frame.
Studio Communication Transmitter. This FM transmitter
produces I.SW at 720MHz for use as the base transmitter in
the Studio Communication System. Mounted in CHl/64A. DD
1976. DDMI 5.305(76).
Calling Unit. Given instructions from M. LC. and SES/14
Address Selector Unit, it transmits signals and receives
signals, it informs M.LC. of received signals and resets
SES/14. Power requirements +9 V +5 V -5 V. CHl/64J. TCPD
L.R. Security Unit. ,At a transmitter it controls the audio
input, receives and transmits audible signals via a
telephone line appropriate to the transmitter mode. Power
requirements 240 Vac. 19" x lU. TCPD 1983.
2048 kbit/s TFM Transmitter Modem. The unit accepts a
2048 kbit/s HDB 3 serial data bitstream as input, and
produces a 7.5 MHz phase modulated signal as output. Power
requirements 240 Vac. Half of PN3/S4. Sub-units CD2/31,
MD4/S. DD(S) 1985. EDII0SI7(I)JUL8S. Superseded by
2048kbit/sec TFM Modem. This unit accepts a 2048kbit/sec
HDB3 serial data stream as input, and produces a 7.SMHz TFM
PN3/S4, half-width. Supersedes TM2L/6. Sub-units CD2/40,
MD4/8. D&ED (RF) 1987.
UHF Radio Link Transmitter producing 15 watts output in
range 4S0MHz-470MHz. Used as programme quality link from
cars in local radio service. Battery operated. Comprises
several units fixed to C & N chassis in waterproof case.
UHF Radio Link Transmitter (Audio). Portable UHF Radio
Link Transmitter producing 15 watts output in the range
470MHz-47SMHz. For use by Communications Department to
carry programme audio or multiplex signals. Mains or
battery operated. Comprises several units fixed to C & N
chassis in waterproof case. DD 1976. DDHB 5.137(79).
Radio Link Transmitter, audio and control identical to
TM3M/8 but with additional facility of switching between
two operating frequencies, e.g. 473.00MHz and 476.4MHz.
Power requirements 240V a.c. mains or 22/60V d.c. Camper
and Nickolson case l78mm x 44Smm x 406mm. Parent equipment
RC4M/8A Receiver. Sub units C02/19A, MD3/9, UN3/S2A. DD
1978. DDHB 5.137(79).
Portable Radio-Link Transmitter. ISW Radio-link Transmitter
similar to TM3M/8A. Dual frequency operation; switching
between e.g. 427.812SMHz and 446.S62SMHz. Power
requirements 240V a.c. mains or 22/60V d.c. C & N case
178mm x 44Smm x 406mm. Parent equipment used with receiver
RC4M/8B. Sub-units C02/19B, MD3/9, UN3/S2B, AMI4/24B. DD