- 29 -
AMI 2
===============================_==K============~==========================
AM12 Sub Group
not available for new designs DD 1977
AM14/2
AM14/2A
AM14/3
AM14/3A
AMI4/4
AM14/5
AM14/6
AM14/7
AM14/8
AM14/9
AM14/l0
AM14/ll
AM14/l2
AM14
RADIO FREQUENCY AMPLIFIERS
IF Amplifier used in UNl/4l.
OBSOLESCENT.
BXl/4.
DD 1963.
Slightly modified AM14/2 used on UNlM/56.
OBSOLESCENT.
DD 1965.
RF Power Amplifier used in
equipment. Output: 10 watts.
Frequency range:
87.5MHz to
DD
1968. DD Spec 5.79. ACO.
VHF/FM translators and drive
CHl/28.
Mounts on PN3/23.
97MHz, bandwidth: tlOOkHz.
OBSOLESCENT.
Modified AM14/3 to provide adequate power at frequencies
above
92.5MHz. OBSOLESCENT.
RF Amplifier
used in UNl/40.
OBSOLESCENT.
BXl/4.
DD 1963. ACO.
Similar to AM14/3
but output reduced
to 5
watts.
DD 1963.
ACO. OBSOLETE.
RF Amplifier
used in EPl/2.
DD 1965. OBSOLESCENT.
RF Amplifier, l25MHz-225MHz.
Used for alignment of
OS2/5ll. Printed board in box. l15mm x 90mm x
50mm.
DD 1967. OBSOLESCENT.
RF Amplifier, 200W,
for Band
11
VHF/RF
transmitters.
Comprises 2
AM14/9 with
splitting and combining filters
FLl/38. Screened boxes attached to 483mm bay framework.
DD 1970.
CANCELLED.
RF Amplifier,
200W, for Band 11 VHF/FM transmitters.
Comprises
4 AM14/10
with splitting and combining filters
FL6/20,
FL5/4.
CH3/1H. Superseded
by AM14/32.
DD 1970.
DDMI 5.192.
EDI. OBSOLESCENT.
RF Amplifier, 50W, for
Band 11 VHF/FM transmitters.
Normally combined in groups of four to form
AM14/9.
Screened
box with
heat sink attached. Superseded
by
AM14/30.
DD 1970. DD Spec 5.199.
EDI. OBSOLESCENT.
RF Amplifier,
25W, used in Band 11
Part of EP7M/9. CHl/12B. DD 1970.
VHF/FM transmitters.
CANCELLED.
Wideband Amplifier,
power between lmW
unbalanced. Diecast
51mm.
DD 1970.
OBSOLESCENT.
4MHz-27MHz.
Output: 2W for any input
and
100mW.
Z
in
and
Z out:
75~
box with
heat sink, 203mm
x
102mm
x
DD
Spec
5.187.
DDTM
5.65(70).
 |
29 |
 |