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Icom America - 2 way radios

ID-31A PLUS

UHF D-STAR Portable

Specifications

Specifications

General
Frequency coverage
  Tx
  Rx

430.000–450.000 MHz*1
400.000–479.000 MHz*1
Guaranteed range: *1 440.000–450.000 MHz
Type of emission F2D, F3E, F7W (DV, FM, FM-N)
No. of memory channels 1302 channels (including 500 regular channels, 750 D-STAR repeater, 50 program scan edges and 2 call)
Operating Temperature Range –20˚C to + 60˚C; –4˚F to + 140˚F
Frequency stability ±2.5 ppm (–20˚C to + 60˚C on the basis of 25˚C)
Power supply requirement
7.4 V DC (with BP-271/BP-272)
5.5 V DC (with BP-273)
10.0–16.0 V DC (External DC power)
Current drain (at 7.4V DC)
  Tx High
  Rx Internal SP (16Ω)
  External SP (8Ω)

Less than 2.5A
Less than 450mA (DV), Less than 350mA (FM, FM-N)
Less than 300mA (DV), Less than 200mA (FM, FM-N)
Antenna impedance 50Ω (SMA)
Dimensions (W×H×D)
(projections not included)
58 × 95 × 25.4mm
2.3 × 3.7 × 1in
Weight (approx.) 220g; 7.8oz (including BP-271 and antenna)
Transmitter
Modulation system
  DV
  FM, FM-N

GMSK reactance modulation,
FM reactance modulation
Output power
(at 7.4V DC)
5W, 2.5W, 1W, 0.5W, 0.1W
(High, Mid, Low2, Low1, S-low)
Spurious emissions
Less than –60dBc (High, Mid),
Less than –13dBm (Low2, Low1, S-low)
Max. frequency deviation ±5.0kHz (FM), ±2.5kHz (FM-N)
Receiver
Intermediate frequency 46.35MHz (1st), 450kHz (2nd)
Sensivity
  DV
  FM, FM-N

Less than –11dBμ (at BER 1%)
Less than –15dBμ (at 12 dB SINAD)
Squelch sensitivity Less than –15dBμ (Threshold)
Selectivity More than 55dB (FM)
More than 50dB (DV, FM-N)
Spurious rejection More than 60dB
Audio output power
  Internal SP
  External SP

More than 400mW (16Ω load at 10% distortion)
More than 200mW (8Ω load at 10% distortion)

All stated specifications are subject to change without notice or obligation.

Supplied Accessories

  • Battery pack, BP-271
  • Antenna, FA-S70B
  • Belt clip, MB-127
  • Wall charger, BC-167SA
  • Hand strap

 

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