Icom IC-T7H Service Manual page 4

SECTION 1
USA-3
Europe
Frequency
SE Asia
coverage
Italy
Guaranteed frequency range: *
Mode
Frequency stability
(–30 ˚C to +50 ˚C;
+32 ˚F to +122 ˚F)
Tuning steps
Antenna connector
External DC power
High power
Tx
Low power
Rated audio
Rx
Power saved
(at 9.6 V)
Usable temperature range
Dimensions
(Projections not included)
Weight
RF output power
(at 13.5 V DC)
Modulation system
Max. frequency deviation
External mic.connector
Spurious emissions
Receive system
Intermediate frequencies
Sensitivity
Squelch sensitivity
Selectivity
Spurious and image rejection
ratio
Audio output power
( at 13.5 V)
External speaker connector
All stated specifications are subject to change without notice or obligation.
SPECIFICATIONS
144 MHz band
Tx: 144 MHz–148 MHz
Rx: 118 MHz–174 MHz*
144 MHz–146 MHz
Tx: 140 MHz–148 MHz*
Rx: 118 MHz–174 MHz*
136 MHz–174 MHz*
1
144 MHz–148 MHz, *
1.6 A (typical)
0.6 A (typical)
180 mA (typical)
16 mA (typical)
57(W) 110(H) 27(D) mm; 2
57(W) 122(H) 29(D) mm; 2
285 g; 10.1 oz (with BP-170 and dry cell batteries)
320 g; 10.8 oz (with BP-180)
405 g; 10.8 oz (with BP-173)
High: 6.0 W
Low: 0.5 W
Less than 0.16 µV (typical) for 12 dB SINAD
More than 7.5 kHz / –60 dB, Less then 15 kHz / –6 dB
More than 60 dB
(More than 50 dB at
More than 500 mW at 10 % distortion with an 8 Ω load
1
1
1
1
2
440 MHz–450 MHz, *
F3 / F2
± 5 ppm
5, 10, 12.5, 15, 20, 25, 30 or 50 kHz
BNC (50 Ω)
4.5 to 16 V DC
–10 ˚C to +60 ˚C (+14˚F to +140˚F)
1 5
⁄ (W) 4 ⁄ (H) 1
4 16
1 13
⁄ (W) 4 ⁄ (H)
4 16
Variable reactance frequency modulation
± 5.0 kHz
1
3-conductor 2.5 mm (
Less than 60 dB
Double-conversion super heterodyne
1st: 45.150 MHz, 2nd 450 kHz
Less than 0.18 µV
1
⁄ IF)
2
3-conductor 3.5 mm (
1 - 1
430 MHz band
Tx: 430 MHz–450 MHz*
Rx: 400 MHz–470 MHz*
430 MHz–440 MHz
430 MHz–440 MHz
400 MHz–470 MHz*
3
430 MHz–440 MHz
1.6 A (typical)
0.7 A (typical)
190 mA (typical)
18 mA (typical)
1
⁄ (D) inch (with BP-170)
16
5
1 ⁄ (D) inch (with BP-173/180)
32
High: 6.0 W
Low: 0.5 W
⁄ in) (2 kΩ)
10
More than 50 dB
in) (8 Ω)
1
⁄
8
2
2
3