Icom ID-31A Instruction Manual - Page 62

Specifications

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9 SPECIFICATIONS DD General • Frequency coverage : (unit: MHz) Version U.S.A. AUS EUR, KOR UK ITR EXP EXP-1 TX 420-450*1 420-450*2 430-440 430-440 430-434, 435-438 400-479*2 430-440 RX 400-479*1 400-479*2 430-440 400-479*2 430-434, 435-438 400-479*2 400-479*2  *1Guaranteed 440-450 MHz only, *2Guaranteed 430-440 MHz only • Mode : FM, FN-N, DV • No. of memory channels : 552 (incl. 50 scan edges and 2 call channels) • Usable temp. range : -20°C to +60°C; -4°F to +140°F • Tuning steps : 5, 6.25, 10, 12.5, 15, 20, 25, 30, 50, 100, 125 and 200 kHz • Frequency stability : ±2.5 ppm (-20°C to +60°C; -4°F to +140°F) • Power supply : 10.0-16.0 V DC for external DC power, or specified Icom's battery pack • Digital transmission speed : 4.8 kbps • Voice coding speed : 2.4 kbps • Current drain (at 7.4 V DC) : TX (at 5 W) Less than 2.5 A RX Max. output FM Less than 350 mA (Internal speaker) Less than 200 mA (External speaker) DV Less than 450 mA (Internal speaker) Less than 300 mA (External speaker) • Antenna connector : SMA (50 W) • Dimensions : 58(W)×95(H)×25.4(D) mm; (projections not included) 2.3(W)×3.7(H)×1(D) in 53 All stated specifications are subject to change without notice or obligation. • Weight (approximately) : 140 g; 4.94 oz (without battery pack/case and ant.) DDTransmitter • Modulation system : FM Variable reactance freq. modulation DV GMSK reactance freq. modulation • Output power (at 7.4 V DC) : High 5.0 W, Mid. 2.5 W, Low 0.5 W, (Typical) S-Low 0.1 W • Max. frequency deviation : ±5.0 kHz (FM wide: approx.) ±2.5 kHz (FM narrow: approx.) • Spurious emissions : Less than -60 dBc at High/Mid. Less than -13 dBm at Low/S-Low • Ext. mic. impedance : 2.2 kW DD Receiver • Receive system : Double-conversion superheterodyne • Intermediate frequencies : 46.35 MHz (1st IF) 450 kHz (2nd IF) • Sensitivity (except spurious points): FM (1 kHz/3.5 kHz Dev.; 12 dB SINAD) Less than -15 dBµ DV (PN9/GMSK 4.8 kbps; BER 1%) Less than -11 dBµ • Audio output power (at 10% distortion) Internal speaker : More than 0.4 W with a 16 Ω load External speaker : More than 0.2 W with a 8 Ω load • Selectivity : FM (Wide) More than 55 dB FM (Narrow), DV More than 50 dB • Ext. speaker connector : 3-conductor 3.5(d) mm; (1⁄8˝)/8 W • Spurious and image rejection ratio : More than 60 dB • Squelch Sensitivity (threshold, 1 kHz/3.5 kHz Dev.): Less than -15 dBµ

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53
SPECIFICATIONS
9
D
General
• Frequency coverage
:
(unit: MHz)
Version
TX
RX
U.S.A.
420–450*
1
400–479*
1
AUS
420–450*
2
400–479*
2
EUR, KOR
430–440
430–440
UK
430–440
400–479*
2
ITR
430–434, 435–438
430–434, 435–438
EXP
400–479*
2
400–479*
2
EXP-1
430–440
400–479*
2
*
1
Guaranteed 440–450 MHz only, *
2
Guaranteed 430–440 MHz only
• Mode
:
FM, FN-N, DV
• No. of memory channels
:
552
(incl. 50 scan edges and 2 call channels)
• Usable temp. range
: –20°C to +60°C; –4°F to +140°F
• Tuning steps
: 5, 6.25, 10, 12.5, 15, 20, 25, 30, 50,
100, 125 and 200 kHz
• Frequency stability
: ±2.5 ppm
(–20°C to +60°C; –4°F to +140°F)
• Power supply
: 10.0–16.0 V DC for external DC power,
or specified Icom’s battery pack
• Digital transmission speed : 4.8 kbps
• Voice coding speed
: 2.4 kbps
• Current drain
(at 7.4 V DC)
:
TX (at 5 W)
Less than 2.5
A
RX
Max. output FM
Less than 350 mA (Internal speaker)
Less than 200 mA (External speaker)
DV
Less than 450 mA (Internal speaker)
Less than 300 mA (External speaker)
• Antenna connector
: SMA (50
W
)
• Dimensions
: 58(W)
×
95(H)
×
25.4(D) mm;
(projections not included)
2.3(W)
×
3.7(H)
×
1(D) in
• Weight
(approximately)
: 140 g; 4.94 oz
(
without battery pack/case and ant.
)
D
Transmitter
• Modulation system
:
FM
Variable reactance freq. modulation
DV
GMSK reactance freq. modulation
• Output power
(at 7.4 V DC)
: High 5.0 W, Mid. 2.5 W, Low 0.5 W,
(Typical)
S-Low 0.1 W
• Max. frequency deviation
: ±5.0 kHz
(FM wide: approx.)
±2.5 kHz
(FM narrow: approx.)
• Spurious emissions
: Less than –60 dBc at High/Mid.
Less than –13 dBm at Low/S-Low
• Ext. mic. impedance
: 2.2 k
W
D
Receiver
• Receive system
: Double-conversion superheterodyne
• Intermediate frequencies
: 46.35 MHz (1st IF)
450 kHz (2nd IF)
• Sensitivity
(except spurious points)
:
FM
(1 kHz/3.5 kHz Dev.; 12 dB SINAD)
Less than –15 dBµ
DV
(PN9/GMSK 4.8 kbps; BER 1%)
Less than –11 dBµ
• Audio output power (at 10% distortion)
Internal speaker
: More than 0.4 W with a 16
Ω
load
External speaker
: More than 0.2 W with a 8
Ω
load
• Selectivity
:
FM
(Wide)
More than 55 dB
FM
(Narrow)
, DV
More than 50 dB
• Ext. speaker connector
: 3-conductor 3.5(d) mm; (
1
⁄
8
˝)/8
W
• Spurious and image rejection ratio :
More than 60 dB
• Squelch Sensitivity
(
threshold,
1 kHz/3.5 kHz Dev.
):
Less than –15 dBµ
All stated specifications are subject to change without notice or obligation.