IC- M304 VHF Marine Transceiver

General

• Frequency Range
  • Tx 156.025 – 157.425Mhz
  • Rx 156.050 – 163.275MHz
• Operating Channels: USA , CAN , INT, WX Channels
• Type of emission: 16K0G3E , 16K0G2B
• Power Supply: 13.8V DC ± 15 %
• Current consumption ( at 13.8V DC )
  • Tx 5.5A ( 25W output )
  • Rx 1.5A ( maximum AF )
• Operating Temperature Range
• -20 ° C to +60 ° C;
• -4 ° F to +140 ° F
• Impedance : 50Ω ( SO- 239)
• Dimensions (W x H x D
• projections not included)
  • 153 × 67 × 133mm ;
  • 6 1/ 32 × 2 5/8 x 5 1/4 inches
• Weight ( approx.) 825g , 1.8 lbs
• NMEA formats
• NMEA version 2.0 or 3.01
• RMC , GGA , GNS , GLL

Transmitter

• Output power 25W or 1W ( at 13.8V DC )
• System maximum deviation frequency modulation
• Spurious Emissions: ± 5 kHz
• Adjacent channel power ± 10ppm
• Spurious emissions below – 70dBc ( 25W )
• Superior power 70dB adjacent channel
• Audio harmonic distortion of less than 10% (a 50% deviation )
• Above 40dB residual modulation

Receiver

• Intermediate frequency 21.7MHz the 1st , 2nd 450kHz
• Sensitivity at 12dB SINAD typical 0.22μV
• Lower sensitivity silencing 0.22μV
• Selectivity 70dB adjacent channel Above
• Superior Spurious response 70dB
• Above 70dB Intermodulation
• Value Above 40dB hum noise
• Audio Output 4.5W typical at 10% distortion with a 4Ω load