Icom ID-31A [62/80] Receiver
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Icom ID-31A [62/80] Receiver

Icom ID-31A [62/80] Receiver
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kW
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.

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