Icom IC-T7A Service Manual

RECEIVER
TRANSMITTER
GENERAL
SECTION
SPECIFICATIONS
Frequency
coverage
Europe
SE
Asia
Australia
144 MHz band
430
(440)
MHz
band
Tx:
144
MHz-148 MHz
Rx: 118 MHz-174 MHz*’
Tx: 440 MHz-450 MHz
Rx:
400 MHz-470 MHz*'
144 MHz-146 MHz 430
MHz-440 MHz
Tx: 144
MHz-148 MHz
Rx: 118
MHz-174 MHz*'
430 MHz-440 MHz
Tx:
144
MHz-146 MHz
Rx:
136 MHz-174 MHz*'
Tx:
430
MHz-440 MHz
Rx:
400 MHz-470 MHz*'
144
MHz-148 MHz
430
MHz-440 MHz
Mode
Frequency
stability
(±0°Cto +50
°C.
+32
T
to+122T)
Tuning steps
Antenna connector
Externa! DC power
Guaranteed frequency range:
*'144
MHz-148 MHz,
*'440
MHz-450
MHz,
*'430
MHz-440 MHz
FM (F3E)
±
5
ppm
5,
1
0,
1
2.5, 1
5,
20, 25,
30 or
50
kHz
BNC
(50
Q)
4.5 to 16 V DC
Tv
High
power
1.2A(typ.) 1.3 A (typ.)
1 A
Low
power
0.6 A (typ.) 0.6
A (typ.)
Rv
Rated audio 140 mA
(typ.) 150 mA (typ.)
nx
Power saved 16
mA
(typ.)
1
9
mA (typ.)
Usable temperature range
Dimensions
(Projections not included)
Weight
RF output
power
(at 13,5 V
DC)
Modulation
system
Max.
frequency deviation
Spurious emissions
External mic. connector
Receive system
Intermediate frequencies
Sensitivity
Squelch
sensitivity
Selectivity
Spurious and image rejection
ratio
Audio output power
(at
13.5 V)
External speaker
connector
-10
'C
to +60
°C (+14
T
to +140
T
)
57
(W)
X
110
(H)
X
27
(D)
mm;
2
'A
(W)
x
4S/i6
(H)
x
1 Vis
(D) in (with BP-170/171)
57
(W)
X
122
(H)
X
29
(D) mm;
2 Va
(W)
x
4 '3/,e (H)
x
1 Vs (D) in
(with
BP-180)
285
g
:
10.1 oz (with BP-170 and dry cell batteries)
305
g
;
10.8 oz (with BP-171)
320
g;
11.3
oz
(with BP-180)
High:
4.0
W
Low:
0.5 W
High: 3.0 W
Low: 0.5 W
Variable reactance frequency
modulation
±5.0 kHz
Less than
-60
dB
3-conductor 2.5 mm
(Vto”) (2
kQ)
Double-conversion superheterodyne
1st: 45.150
MHz, 2nd: 450
kHz
Less than
0.16
pV
(typical)
for 12 dB SINAD
Less than
0.16
pV
More
than
30
kHz/
-
60
dB,
Less
than 1
5
kHz/
-
6
dB
More
than
60
dB
(More than
50
dB at
Vz
IF)
More
than 50
dB
More than
250 mW at 1
0
% distortion with an
8
£5
toad
3-conductor
3.5 mm
(Vs”)
(8
Q)
1-1

Icom IC-T7A Specifications

General

Brand	Icom
Model	IC-T7A
Category	Transceiver
Language	English