Icom IC-28H Instruction Manual page 5

1-1 GENERAL
Frequency coverage
Frequency resolution
Frequency control
Memory channels
Usable temperature range
Power supply requirement
Current drain (at 13.8V DC)
Antenna impedance
Dimensions
Weight
1-2 TRANSMITTER
Output power
Emission mode
Modulation system
Max. frequency deviation
Spurious emission
Microphone
1-3 RECEIVER
Receive system
Modulation acceptance
Intermediate frequencies
Selectivity
Sensitivity
Audio output
Audio output impedance
GUARANTEED OPERATIONAL.
| RANGE — RANGE
TRANSCEIVER | RECEIVER | TRANSMITTER
U.S.A. . MOM ын | | : ло
version
144.00 ~ 148.00 . 1 38.00 ~ 174.00 | 140.10 ~ 150.00
Australia
|...
apos
: E
Verein
122-00 ~ 149.00
144.00 — 148.00
144.00 7148.00
version
Italy, Spain
2
E
z m
EE
| Versions 141.00 148.00 140.00 ~ 150.00 | 140.00 150.00
U.S.A., Australia versions 5, 10, 15, 20 ог 25kHz (programmable)
Europe, Italy, Spain versions 12.5 ог 25kHz (programmable)
21 channels
—10°C ~ +60°С (414? F ~ +140°F)
13.8V DC +15% (negative ground)
AC power supply is available for AC operation.
Transmit
HIGH (45W) Maximum 9.5A
LOW (5W) Approx. 3.5A
Receive
Max. audio output Approx. 800тА
Squelched Approx. 450тА
50 ohms unbalanced
1.2kg
HIGH 45W LOW 5W
+5.0kHz
More than 60dB below carrier
Double-conversion superheterodyne
16КОЕЗЕ
1st 17.2MHz 2nd 455kHz
More than 12.5kHz at —6dB
Less than 25.0kHz at —60dB
Less than 0.18uV Тог 1248 SINAD
More than 2.4 watts at 1096 distortion with 8 ohm load
4 — 8 ohms
041