General
Frequency range Tx Rx	156.025 - 157.425MHz  156.050 - 163.275MHz
Usable channels	USA, INT, CAN, WX channels
Type of emission	16K0G3E (FM), 16K0G2B (DSC)
Power supply requirement	13.8V DC ±15%
Current drain (at 13.8V DC) Tx Rx	5.5A (at 25W output) 1.5A (at AF max.)
Operating temp. range	–20°C to +60°C, –4°F to +140°F
Antenna impedance	50Ω (SO-239)
Dimensions (projections not included)	164(W) × 78(H) × 139.3(D) mm 615⁄32(W) × 31⁄16(H) × 515⁄32(D)in.
Weight (approx.)	1070g; 2.4lb
NMEA In/out formats	RMC, CGA, GNS, GLL

Transmitter
Output power	25W, 1W (at 13.8V DC)
Modulation system	Variable reactance freq. mod.
Max. freq. deviation	± 5.0kHz
Frequency error	± 10.0ppm (-20°C to +60°C)
Spurious emissions	Less than –70dBc
Residual modulation	More than 40dB
Adjacent Ch. power	More than 70dB
Audio frequency response	+1dB to -3dB of 6dB octave from 300Hz to 2500Hz

Receiver
Intermediate freq.	1st 21.7MHz, 2nd 450kHz
Sensitivity	0.22µV typical at 12dB SINAD
Squelch sensitivity	Less than 0.22uV
Adjacent Ch. selectivity	More than 70dB
Spurious response	More than 70dB
Intermodulation	More than 70dB
Hum and noise ratio	More than 40dB
Audio output power	4.5W typical at 10% distortion with a 4Ω load
Audio frequency response	+1dB to -3dB of 6dB octave from 300Hz to 2500Hz

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

Supplied Acessories

• Hand microphone, HW-150B/SW
• DC Power Cable
• Mounting bracket kit

General
Frequency range   Tx   Rx	156.025 - 157.425MHz  156.050 - 163.275MHz
Type of emission	16K0G3E, 16K0G2B
Usable channels	USA, INT, CAN, WX channels
Power supply requirement	13.8V DC ±15%
Current drain (at 13.8V DC)   Transmit   Receive	5.5A (25W output) 1.5A (Max. AF)
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)	165 × 110 × 123.2 mm 61⁄2×411⁄32×427⁄32 in.
Weight (approx.)	1.45kg; 3.20 lb
NMEA formats   Input   Output	RMC, CGA, GNS, GLL DSC, DSE

Transmitter
Output power	25W or 1W (at 13.8V DC)
Modulation system	Variable reactance
Max. freq. deviation	± 5.0kHz
Frequency error	± 10.0ppm
Spurious emissions	Less than -70dBc (at 25W)
Residual modulation	More than 40dB
Adjacent channel power	More than 70dB

Receiver
Intermediate freq.   1st     2nd	21.7MHz 31.05MHz (Ch 70) 450KHz
Sensitivity	0.22µV typical (at 12db SINAD)
Squelch sensitivity	0.32µV typical (threshold)
Adjacent Ch. selectivity	80dB typical (DSC 75dB)
Spurious response	80dB typical (DSC 75dB)
Intermodulation rejection	80dB typical (DSC 75dB)
Hum and noise ratio	More than 40dB
Audio output power	4.5W typ. at 10% distortion with a 4Ω load

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

Supplied Acessories

• Hand Microphone
• DC Power Cable
• Spare Fuses
• Mounting Bracket

General
Frequency range Tx Rx	156.025–157.425MHz 156.050–163.275MHz
Type of emission	16K0G3E, 16K0G2B
Usable channels	USA, INT, CAN, WX channels
Power supply requirement	13.8V DC ±15%
Current drain (at 13.8V DC) Transmit Receive	5.5A (25W output) 1.5A (Max. audio)
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)	220×110×109.4 mm; 821⁄32×411⁄32×45⁄16 in.
Weight (approx.)	1.4kg ; 3.09 lb
NMEA formats Input Output	RMC, GGA, GNS, GLL, VTG DSC, DSE

Transmitter
Output power	25W or 1W (at 13.8V DC)
Modulation system	Variable reactance
Max. Freq. deviation	±5.0kHz
Frequency error	±0.3kHz
Spurious emissions	Less than –70dBc
Residual modulation	More than 40dB
Adjacent Ch. power	More than 70dB

Receiver
Intermediate freq. 1st   2nd	30.15MHz 21.7MHz (Ch70) 450kHz
Sensitivity	0.22μV typ. (at 12dB SINAD)
Squelch sensitivity	Less than 0.32μV (threshold)
Adjacent Ch. selectivity	More than 80dB
Spurious response	More than 80dB
Intermodulation	More than 80dB
Hum and noise	More than 40dB
Audio output power	5.0W typ. at 10% distion with a 4Ω load

Applicable U.S. Military Specifications

The IC-M604 and HM-162B/SW have been tested to and passed the following MIL-STD requirements and strict environmental standards.

Standard	MIL 810 C		MIL 810 D		MIL 810 E		MIL 810 F
	Method	Proc	Method	Proc	Method	Proc	Method	Proc
Low Pressure	500.1	I	500.2	I, II	500.3	I, II	500.4	I, II
High Temp.	501.1	I	501.2	I, II	501.3	I, II	501.4	I, II
Low Temp.	502.1	I	502.2	I, II	502.3	I, II	502.4-3	I, II
Temp. Shock	503.1	I	503.2	I	503.3	I	503.4	I
Solar Radiation	505.1	I	505.2	I	505.3	I	505.4	I
Rain	506.1	I, II	506.2	I, II	506.3	I, II	506.4	I, II
Humidity	507.1	I, II	507.2	II, III	507.3	II, III	507.4	–
Salt Fog	509.1	I	509.2	I	509.3	I	509.4	–
Dust Blowing	510.1	I	510.2	I	510.3	I	510.4	I
Vibration	514.2	VIII, X	514.3	I	514.4	I	514.5	I
Shock	516.2	I, II, V	516.3	I, IV	516.4	I, IV	516.5	I, IV

 

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

 

Supplied Accessories

• Hand microphone
• DC power cable
• Mounting bracket kit

Dimensions

Rear Panel View