Frequency range

TX

156.025 ~ 161.600 MHz

RX

156.025 ~ 162.000 MHz

(156.500 ~ 162.025 MHz for China)

DSC

156.525 MHz

Usable channels

INT channels

Type of emission

16K0G3E (FM), 16K0G2B (DSC)

Power supply requirements

GM600

13.8 V DC

PS-310 #01 input voltage

24 V DC (21.6 ~ 31.2 V)

PS-310 #02 input voltage

12 V DC (10.8 ~15.6 V)

Current drain

(with PS-310 #01)

TX 25 W output

3.3 A (approx.)

RX Max. audio

2.0 A (approx.)

Operating temperature range

–15°C to +55°C

Antenna impedance

50 Ω (SO-239)

Weight (approx.)

GM600

1600 g

PS-310

930 g

Dimensions (W×H×D)

(Projections not included)

274×114×121.5 mm

IEC 61162-1 in/out format

Input

RMC, GGA, GNS, GLL, VTG

Output

DSC, DSE

Output power

25 W, 1 W

Max. frequency deviation

±5.0 kHz

Frequency error

Less than ±0.5 kHz

Spurious emissions

Less than 0.25 μW

Adjacent channel power

More than 70 dB

Residual modulation

More than 40 dB

Audio harmonic distortion

Less than 10%

(at 1 kHz, 60% deviation)

Intermediate frequency

30.15 MHz, 450 kHz (1st/2nd)

DSC

46.35 MHz, 450 kHz (1st/2nd)

Sensitivity (20 dB SINAD)

Less than –7 dBμ emf. typ.

DSC (1% BER)

Less than –7 dBμ emf. typ.

Squelch sensitivity

Less than –2 dBμ emf

Adjacent channel selectivity

More than 75 dB

DSC

73 dBμ emf

Spurious response

More than 75 dB

DSC

73 dBμ emf

Intermodulation

More than 75 dB

DSC

73 dBμ emf

Hum and noise

More than 40 dB

Audio output power

External speaker

10.0 W (at 10% distortion with 4 Ω load) (#05 EUR)

More than 10.0 W (AF VOL MAX Level ) (#13 EXP)

Internal speaker

2 W (at 10% distortion)

Ingress Protection Standard

Water

IPX7* (1 m depth water for 30 minutes)