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Marine

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IC-M804

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SSB Radios

SSB Radios

MF/HF MARINE TRANSCEIVER

IC-M804

Long Range Communications Beyond the Horizon

Marine Class E DSC Radio with SSB/HF/MF frequencies equipped with a GNSS GPS receiver and NMEA 2000™ interface.

Icom IC-M804 Radio Marine SSB/HF/MF Class E DSC with GNSS GPS and NMEA 2000™. Icom radio rig with 125 W output power, 4.3 inch screen, waterproof IPX7. .

Specification

General

Frequency

coverage

Receive

500 kHz–29.9999 MHz (continuous)


Transmit

1.6–2.9999, 4.0–4.9999, 6.0–6.9999,


8.0–8.9999, 12.0–13.9999, 16.0–17.9999,


18.0–19.9999, 22.0–22.9999, 25.0–27.5000 MHz


DSC

2.1875, 4.2075, 6.3120, 8.4145, 12.5770, 16.8045 MHz

Mode

TX/RX

J3E (USB), J2B (AFSK), F1B (FSK)


RX only

J3E (LSB), A1A (CW), H3E (AM)


DSC

F1B

Antenna impedance


50 Ω (unbalanced)

Usable temperature range


–15 ℃ to 55 ℃

Frequency


stability

TX/RX

±10 Hz (below 29.9999 MHz)


DSC

±10 Hz

Power supply requirement


10.8–15.6 V (12 V DC),


21.6–31.2 V (24 V DC)

Current drain

Receive

Less than 6 A (12 V) / 3A (24 V)(Maximum audio output)


Transmit

Less than 40 A (12 V)/20 A (24 V) (Max. output power)


(with 1.1 kHz and 1.7 kHz AF input)

Dimensions


(Projections


not included)

Main unit

367 (W) × 95 (H) × 260 (D) mm


Controller

274 (W) × 114 (H) × 86 (D) mm

Weight

Main unit

8.6 kg (approximate)


Controller

760 g (approximate)



Transmitter

Output power

 (at Tuner output)

1.6–3.9999 MHz

85 W pep


4.0–27.5000 MHz

125 W pep

Spurious emissions


Less than -50 dB peak output power (at Max. Power)

Carrier suppression


More than 40 dB peak output power (at Max. Power)

Unwanted sideband suppression


More than 55 dB peak output power


(at Max power with 1500 Hz AF input)



Receiver

Sensitivity

J3E, A1A

0.5–1.5999 MHz

30 dBμV emf (20 dB SINAD)



1.6–29.9999 MHz

8 dBμV emf (20 dB SINAD)


J2B, F1B

1.6–29.9999 MHz

0 dBμV emf (1% error rate)


H3E

0.5–1.5999 MHz

44 dBμV emf (20 dB SINAD)



1.6–3.9999 MHz

24 dBμV emf (20 dB SINAD)

DSC Sensitivity



0 dBμV emf (1% error rate)

Squelch sensitivity

J3E (at 12.230 MHz)

(Threshold)

Less than 26 dBμV emf



(Tight)

Less than 96 dBμV emf


H3E (at 1.000 MHz)

(Threshold)

Less than 36 dBμV emf



(Tight)

Less than 116 dBμV emf

Audio output power



4.0 W at 10% distortion with 4 Ω load

Clarity variable range



±150 Hz

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



Applicable IP Rating

Ingress Protection Standard


Remote controller

IPX7 (1 m depth water for 30 minutes)



Supplied Accessories

  • Hand microphone

  • DC power cable

  • GNSS antenna

  • Remote controller and control cable

  • Mounting plates for the main unit

  • Mounting bracket kit for the remote controller



Dimensions


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