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日本ICOM 座台式 IC-M304 DSC VHF 無線電對講機.全機防水與 港口管制台 及 海巡艇 聯絡呼叫 及 友船聯絡 (無噪音不吵雜).

 

日本ICOM 座台式 IC-M304 DSC VHF 無線電對講機.全機防水.

與 港口管制台 及 海巡艇 聯絡呼叫 及 友船聯絡 (無噪音不吵雜)

DSC功能 緊急救難發報 船位 (中華民國海難搜救中心)

 

•產品名稱: IC-M304 VHF MARINE TRANSCEIVER
•頻率範圍 156.050–163.275MHz
•輸出功率(W): 25W
•生產地: JAPAN
•重量(G): 8.25g
•尺寸大小: 153×67×133mm


IC-M304

 

 

Specifications

 

 

General

Frequency range

Tx

Rx

 
156.025–157.425 MHz

156.050–163.275 MHz

Usable channels USA, CAN, INT, WX channels
Type of emission

16K0G3E, 16K0G2B

Power supply 13.8V DC ±15%
Current drain (at 13.8V DC)
Tx
Rx
 
5.5A (at 25W output)
1.5A (at AF max.)
Operating temperature range

–20°C to +60°C;

–4°F to +140°F

Antenna impedance : 50Ω (SO-239)
Dimensions (W×H×D,
projections not included)

153×67×133mm ;

6132×258×514 in.

Weight (approx.) 825g; 1.8lb
NMEA formats

NMEA version 2.0 or 3.01

RMC, GGA, GNS, GLL

Transmitter
Output power 25W or 1W (at 13.8V DC)
Modulation system Variable reactance frequency modulation
Max. freq. deviation ±5 kHz
Frequency error ±10ppm
Spurious emissions Less than –70dBc (at 25W)
Adj. channel power More than 70dB
Audio harmonic distortion Less than 10% (at 60% dev.)
Residual modulation More than 40dB
Receiver
Intermediate freq. 1st 21.7 MHz, 2nd 450 kHz
Sensitivity 0.22μV typical at 12dB SINAD
Squelch sensitivity Less than 0.22μV
Adj. Ch. selectivity More than 70dB
Spurious response More than 70dB
Intermodulation More than 70dB
Hum and noise More than 40dB
Audio output power 4.5W typical at 10% distortion with a 4Ω load

Measurements made in accordance with TIA/EIA 603. All stated specifications are subject to change without notice or obligation.

Color versions

  • Black
    • Super white
      • Gray

      Supplied accessories

      • Hand microphone
        • DC power cable
          • Mounting bracket kit

          Dimensions

          Dimensions

          Rear Panel Connections

          Rear Panel Connections


          The M304 is available in black

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