![background image](http://html1.mh-extra.com/html/icom/ic-m423ge/ic-m423ge_instruction-manual_4301967101.webp)
91
■
Specifications
D
General
• Frequency coverage:
Tx IC-M423/IC-M423G/IC-M423GE 156.000–161.450 MHz
IC-M424/IC-M424G
156.025–157.425 MHz
IC-M423 (CHN/AUS version) 156.025–157.425 MHz
Rx IC-M423/IC-M423G/IC-M423GE 156.000–163.425 MHz
IC-M424/IC-M424G
156.050–163.275 MHz
IC-M423 (AUS version)
156.050–163.275 MHz
IC-M423 (CHN version)
156.050–162.025 MHz
CH70
156.525 MHz
• Mode:
16K0G3E (FM)
16K0G2B (DSC)
• Channel spacing:
25 kHz
• Operating temperature range:
–20°C to +60°C;
–4ºF to +140ºF
• Current drain (at 13.8 V):
TX high
5.5 A maximum
Maximum audio
5.0 A
• Power requirement:
(negative ground)
13.8 V DC nominal
• Frequency stability:
±1.5 kHz (–20°C to +60°C;
–4°F to +140°F)
• Antenna impedance:
50
Ω
nominal
• Dimensions (approximate):
180(W) × 82(H) × 119.9(D) mm
; 7.1(W) × 3.2(H) × 4.7(D) inches
(Projections not included)
• Weight (approximate):
1.2 kg; 2.6 lb
D
Transmitter
• Output power:
25 W/1 W
• Modulation system:
Variable reactance frequency
modulation
• Maximum frequency deviation: ±5.0 kHz
• Spurious emissions:
IC-M423/IC-M423G/IC-M423GE Less than 0.25 µW
IC-M424/IC-M424G
Less than –70 dBc (high)
Less than –56 dBc (low)
IC-M423 (CHN/AUS version) Less than –70 dBc (high)
Less than –56 dBc (low)
D
Receiver
• Receive system:
Double conversion superheterodyne
• Sensitivity:
FM
IC-M423/IC-M423G/IC-M423GE
–5 dBµ emf typical (at 20 dB SINAD)
IC-M424/IC-M424G –13 dBµ typical (at 12 dB SINAD)
IC-M423
(CHN/AUS version) –13 dBµ typical (at 12 dB SINAD)
DSC IC-M423/IC-M423G/IC-M423GE
–4 dBµ emf typical (1% BER)
IC-M424/IC-M424G –5 dBµ emf typical (1% BER)
IC-M423
(CHN/AUS version) –5 dBµ emf typical (1% BER)
• Squelch sensitivity:
IC-M423/IC-M423G/IC-M423GE Less than –2 dBµ emf
IC-M424/IC-M424G
Less than –10 dBµ
IC-M423 (CHN/AUS version) Less than –10 dBµ
+
Continued on the next page.
11
SPECIFICATIONS AND OPTIONS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
All stated specifications are subject to change without notice or obligation.
Summary of Contents for IC-M423GE
Page 100: ...90 10 CONNECTIONS AND MAINTENANCE Gasket Mounting base Cap Nut...
Page 106: ......