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■ Specifications
This specification is described when the GM600 is used with
the PS-310
-
dc
dc power supply
All stated specifications are subject to change without notice
or obligation.
D General
• Frequency coverage:
TX 156.025 ~ 161.600 MHz
RX 156.300 ~ 162.000 MHz
• 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
SPECIFICATIONS AND OPTIONS
.
156.525 MHz (CH70/DSC)
• 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
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