AM14/S01
AM14/S02
AM14/S03
AM14/S03A
AM14/S04
AM14/S0S
AM14/S06
AM14/S07
AM14/S08
AM14/S09
AM14/S10
AM14/S11
AM14/S12
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AM14
combiner to produce a single combined co-phased output
aerial feed. Each channel requires two co-phased feeds of
0.5W drive to produce l5-40W output, 88-108MHz. Power
requirements 190-260V a.c. 50Hz. Sub-units PS2/260,
FLS/8, PA9/22, AM14/3SA, AM14/3SB, PAl/llOA, PAl/llOB,
PAl/l10C and PAl/llOD. DD 1979. CANCELLED.
620-660 Mc/s power amplifier following O.B. television
link transmitter OT2/501. Mounted with PS3/l3 in CT2/6 to
form CA2/50l. DD 19S7/6S. DD Spec 6.24. WITHDRAWN.
620-680 Mc/s Amplifier designed for use with
link. Fits into and is powered from MR/19.
DD 19S7/6S. DD Spec 6.76. WITHDRAWN.
OT2/S02 UHF
Valve: A2S21.
Power Amplifier used as output stage for vision and sound
in EP7/S04 for Band V. Cavity amplifier using YLllOl
valve. Normally powered from PSl/ll to give 10 dB power
gain at 15 Mc/s bandwidth. CH3/lB. DD 19S7/6S.
DD Spec S.9l. WITHDRAWN.
As AM14/S03 but for Band IV. DD 19S7/6S. WITHDRAWN.
Replaced by AM14/S07. DD 1957/6S. WITHDRAWN.
Replaced by AM14/S08.
DDHB 12. 3. WITHDRAWN .
DD 19S7/6S.
DD Spec 12.1
Transmitter Drive Amplifier used in OSSM/S01 to provide
power
amplification
of
output from
OSl/S04.
CH1/12A.
DD 19S7/6S. WITHDRAWN.
Output Amplifier (Sound) used in
Unmounted
heat
sink
l84mm x
l27mm
x
OBSOLESCENT.
EP7/S0S,
2Smm.
EP7/S06.
DD 1966.
Output Amplifier (Vision) used in EP7/S0S,
Unmounted heat sink l84mm x l27mm x 2Smm.
OBSOLESCENT.
EP7/S06.
DD 1966.
Sound RF Amplifier. Similar to AM14/S07 but for Band 111
operation, has lower output level. 184mm x 127mm x 102mm
heat sink assembly. Used in AM14/Sll. DD 1967.
OBSOLESCENT
Vision RF Amplifier.
operation, has lower
heat sink assembly.
OBSOLESCENT.
Similar to AM14/S08 but for Band 111
output level. l84mm x l27mm x 102mm
Used in AM14/Sll. DD 1967.
RF Power Amplifier used in EP7/S08, AM7/S09, AM7/Sl0 to
amplify output to 10 watts peak. Includes AM14/S29, and
AMI4/5l0. CH3/lE. DD 1967. OBSOLETE.
UHF Radio Frequency Amplifier Bands IV and V used in
EP7/5ll to amplify the local oscillator feed from C02/5
and apply it to C02/S3S. Includes FL2/S33 or FL2/S34 in
both input and output feeds. Printed board. DD 1967.

31