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SPECIFICATIONS AND OPTIONS
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■ Specications
This specication is described when the GM600 is used with
the PS-310
dc-dc power supply.
All stated specications are subject to change without notice
or obligation.
D General
• Frequency coverage: TX 156.025 ~ 161.600 MHz
RX 156.300 ~ 162.000 MHz
156.525 MHz (CH70/DSC)
• Mode:
FM (16K0G3E), DSC (16K0G2B)
•
Operating temperature range
:
–15°C to +55°C
• Current drain (at 24 V): TX high (25 W) 3.3 A
Maximum audio 2.0 A
• Power supply requirement: 12/24 V DC (negative ground)
PS-310 Input voltage: 21.6 to 31.2 V (#11)
10.8 to 15.6 V (#12)
• Frequency error: ±0.5 kHz (–15°C to +55°C)
• Antenna impedance: 50 ˘ nominal (Unbalanced)
• Dimensions (Projections not included):
GM600:
274 (W) × 114 (H) × 121.5 (D) mm
PS-310:
216 (W) × 79 (H) × 110 (D) mm
• Weight (approximately):
GM600: 1.6 kg
PS-310:
930 g
• BAM function type: P
D Transmitter
• Output power: 25 W or 1 W
• Modulation system:
Variable reactance frequency modulation
•
Maximum frequency deviation
: ±5.0 kHz
• Spurious emissions: Less than 0.25 µW
• Adjacent channel power: More than 70 dB
• Audio harmonic distortion: Less than 10%
(at 1 kHz, 60% deviation)
• Residual modulation: More than 40 dB
• Audio frequency response: +1 to –3 dB of 6 dB/octave range from
300 Hz to 3000 Hz
D Receiver
• Receive system: Double conversion superheterodyne
• Sensitivity:
FM: –7 dBµ emf (typical) (20 dB SINAD)
DSC (CH70): –7 dBµ emf (typical) (1% BER)
• Squelch sensitivity: Less than –2 dBµ
• Intermodulation: More than 75 dB
More than 73 dBµ emf (CH70/DSC)
•
Spurious response
: More than 75 dB
More than 73 dBµ emf (CH70/DSC)
•
Adjacent channel selectivity:
More than 75 dB
More than 73 dBµ emf (CH70/DSC)
• Audio output power (at 10% distortion):
Internal: More than 3.5 W*
* More than 2 W if an external speaker (4 Ω)
is connected
.
External: More than 10 W with 4 Ω load
• Ham and noise: More than 40 dB
• Audio frequency response: +1 to –3 dB of –6 dB/octave range
from 300 Hz to 3000 Hz