Icom IC-M424 Instruction Manual - Page 99

SPECIFICATIONS AND OPTIONS, ■ Specifications

Get Icom IC-M424 PDF manuals and user guides View all Icom IC-M424 manuals
Add to My Manuals
Save this manual to your list of manuals

Page 99 highlights

11 SPECIFICATIONS AND OPTIONS ■■Specifications DDGeneral • Frequency coverage USA and AUS versions : Tx 156.025-157.425 MHz Rx 156.050-163.275 MHz CHN version : Tx 156.025-157.425 MHz Rx 156.050-162.025 MHz • Mode : F M (16K0G3E), DSC (16K0G2B) • Channel spacing : 25 kHz • Operating temp. range : -20°C to +60°C; -4ºF to +140ºF • Current drain (at 13.8 V) : T X high 5.5 A maximum Max. audio 5.0 A maximum • Power supply requirement : 13.8 V DC nominal (negative ground) • Frequency stability : ±1.5 kHz (-20°C to +60°C) • Antenna impedance : 50 ˘ nominal • D imensions (approximately) : 180(W) × 82(H) × 135(D) mm (Projections not included) ; 7.1(W) × 3.2(H) × 5.3(D) inches • Weight (approximately) : 1.2 kg; 2.6 lb 1 DDTransmitter 2 • O utput power : 25 W/1 W 3 • Modulation system : V ariable reactance frequency modulation 4 • Max. frequency deviation : ±5.0 kHz 5 • Spurious emissions : Less than -70 dBc (high) Less than -56 dBc (low) 6 DDReceiver 7 • Receive system : Double conversion 8 • Sensitivity (12 dB SINAD) superheterodyne : -13 dBµ (typical) 9 • Squelch sensitivity : Less than -10 dBµ 10 • Intermodulation rejection ratio : More than 70 dB • Spurious response rejection ratio : More than 70 dB 11 • Adjacent channel selectivity : More than 70 dB • Audio output power : More than 10 W at 10% distor- 12 tion with a 4 ˘ load 13 14 15 16 All stated specifications are subject to change without notice or obligation. 90

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
90
11
SPECIFICATIONS AND OPTIONS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Specifications
■
General
D
• Frequency coverage
USA and AUS versions
: Tx 156.025–157.425 MHz
Rx 156.050–163.275 MHz
CHN version
: Tx 156.025–157.425 MHz
Rx 156.050–162.025 MHz
• Mode
:
FM (16K0G3E),
DSC (16K0G2B)
• Channel spacing
: 25 kHz
• Operating temp. range
:
–20°C to +60°C; –4ºF to +140ºF
• Current drain (at 13.8 V)
: TX high
5.5 A maximum
Max. audio 5.0 A maximum
• Power supply requirement
: 13.8 V
DC nominal
(negative ground)
• Frequency stability
: ±1.5 kHz (–20°C to +60°C)
• Antenna impedance
: 50
˘
nominal
• Dimensions (approximately)
: 180(W)
×
82(H)
×
135(D) mm
(Projections not included)
;
7.1(W)
×
3.2(H)
×
5.3(D) inches
• Weight (approximately)
: 1.2 kg; 2.6 lb
Transmitter
D
• Output power
: 25 W/1 W
• Modulation system
: Variable reactance frequency
modulation
• Max. frequency deviation
: ±5.0 kHz
• Spurious emissions
: Less than –70 dBc (high)
Less than –56 dBc (low)
Receiver
D
• Receive system
: Double conversion
superheterodyne
• Sensitivity (12 dB SINAD)
: –13 dBµ (typical)
• Squelch sensitivity
: Less than –10 dBµ
• Intermodulation rejection ratio
: More than 70 dB
•
Spurious response rejection ratio
: More than 70 dB
• Adjacent channel selectivity
: More than 70 dB
• Audio output power
: More than 10 W at 10% distor
-
tion with a 4
˘
load
All stated specifications are subject to change without notice or obligation.