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IC-W31A - Dual Band 2m/440 MHz Handheld Transceiver

 

Quick Specs
Dual band 2 meter and 440 MHz handheld transceiver
RX: 136-174 MHz, 400-470 MHz
TX: 144-148 MHz; 440-450 MHz
Output power: 5 W VHF; 5 W UHF
Modes: FM
Receiver sensitivity: 0.16 µV (FM, 12 dB SINAD)
CTCSS encode standard, CTCSS decode (tone squelch) optional

 
Detailed Specifications

GENERAL

  • Frequency Coverage:
    VHF:
    Tx: 144-148 MHz
    Rx: 136-174 MHz (guaranteed 144-148)
    UHF:
    Tx: 440-450 MHz
    Rx: 400-470 MHz (guaranteed 430-440)
  • Mode: FM
  • Acceptable power supply: 4.5 to 16 V DC
  • Number of memory channels: 100 (86 regular, 12 scan edges and 2 call)
  • Tuning steps (kHz): 5, 10, 12.5, 15, 20, 25, 30 and 50
  • Dial select steps: 100 kHz or 1 MHz
  • Usable Temperature Range: -10°C to +60°C; +14°F to +140°F
  • Current Drain (at 13.5 V, typical values):
    VHF:
    Tx (high): 1.3 A; Tx (low): 500 mA
    1 band Rx (rated audio): 160 mA; 1 band Rx (power saved): 15 mA (avg.)
    2 bands Rx (rated audio): 210 mA; 2 bands Rx (power saved): 28 mA (avg.)
    UHF:
    Tx (high): 1.5 A, Tx (low): 600 mA
    1 band Rx (rated audio): 170 mA; 1 band Rx (power saved): 19 mA (avg.)
    2 bands Rx (rated audio): 210 mA; 2 bands Rx (power saved): 28 mA (avg.)
  • Dimensions (with BP-171): 57(W) x 125(H) x 31(D) mm, 2.2(W) x 4.9(H) x 1.2(D) in
  • Weight (incl.BP-171 + antenna): 340 g; 12.0 oz.

Transmitter

  • Output power (at 13.5 V): 5 W, 500 mW or 15 mW
  • Modulation system: Variable reactance frequency modulation
  • Maximum frequency deviation: ±5 kHz
  • Spurious emissions: Less than -60 dB
  • Microphone impedance: 2000 ohms

Receiver

  • Receive system: Double conversion superheterodyne
  • IF:
    VHF: 1st 43.1 MHz; 2nd 455 kHz
    UHF: 1st 35.8 MHz; 2nd 455 kHz
  • Sensitivity (for 12 dB SINAD; typical): Less than 0.16 µV (Less than 0.32 µV for V/V and U/U)
  • Squelch sensitivity (at threshold): Less than 0.16 µV
  • Selectivity: More than 15 kHz/-6 dB; Less than 30 kHz/-60 dB
  • Spurious and image rejection: Less than -50 dB (except 1/2 of image frequency)
  • Audio output power (at 13.5 V): More than 180 mW (10% distortion with an 8 ohm load)
  • Audio output impedance: 8 ohms

IC-W31A Options

  • BP-170 BATTERY CASE: R6 (AA) batteries x 4
  • BP-171 BATTERY PACK: 4.8 V, 700 mAh (approx. output power and operating time = 1.3 W/5 h 30m)
  • BP-172 BATTERY PACK: 4.8 V, 950 mAh (approx. output power and operating time = 1.3 W/7 h 50m)
  • BP-173 BATTERY PACK: 9.6 V, 650 mAh (approx. output power and operating time = 5 W/3 h 20 m)
  • BP-180 BATTERY PACK: 7.2 V, 600 mAh (approx. output power and operating time = 3.5 W/3 h 20 m)
  • BC-79 + AD-51 DESKTOP CHARGER and ADAPTER: Rapidly charges battery packs BP-171, BP-172, BP-173 or BP-180. Both AC and DC can be used to power the charger.
  • CP-12 CIGARETTE LIGHTER CABLE WITH NOISE FILTER: Allows you to operate the transceiver through a 12 V cigarette lighter socket. The connected battery pack is charged simultaneously (12 to 16 V DC necessary).
  • OPC-254 DC POWER CABLE: Allows you to operate the transceiver through a 4.5 to 16 V external DC power supply. The connected battery pack is charged simultaneously (12 to 16 V DC necessary).
  • HM-46 SPEAKER-MICROPHONE: Compact, lightweight. Equipped with an earphone jack.
  • HM-54 SPEAKER-MICROPHONE: Durable, full-sized.
  • HM-75A SPEAKER-MICROPHONE: Allows you to remotely select memory channels, operating frequency, etc.
  • HS-85 HEADSET: Allows you hands-free operation. Includes VOX, PTT, "one-touch PTT" (TOT). Low voltage type.
  • SP-13 EARPHONE: Provides clear audio in noisy environments.
  • UT-94 TONE SQUELCH UNIT: Provides tone squelch, pocket beep and tone scan functions. Can be simultaneously activated on both bands.
  • MB-30 MOBILE MOUNTING BRACKET: For mounting the transceiver on the inside door panel of a vehicle.
  • BC-74A/E/D or BC-110V WALL CHARGER: Regularly charge battery packs. The same as supplied with some versions.
  • LC-128 CARRYING CASE: Can be used with any of the IC-W32A's useable battery packs or case.
 
 
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