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HX270S Page 37
10. SPECIFICATIONS
7.1 General
Frequency range:
156 MHz - 163.275 MHz
(
Marine Band + WX Band
)
Channel Steps: 25 kHz
Frequency stability:
± 5 ppm (–22 °F to +140 °F [–30 °C to +60 °C])
Emission type: 16K0G3E
Antenna impedance: 50 Ohms
Supply voltage:7.2 VDC
Current consumption: 200 mA (Receive)
40 mA (Standby, Saver Off)
TX: 1.4 A (H)/0.9 A (M)/0.5 A (L)
Operating Temperature: –22 °F to +140 °F (–30 °C to +60 °C)
Waterproof rating: 30 minutes @ 1 meter depth (JIS 7)
Case Size (W x H x D): 2.3” x 4.7” x 1.2” (58 x 120 x 30.5 mm)
Weight (Approx): 13.4 oz (380 g) with FNB-83
7.2 Transmitter
RF output power: 5 W/2.5 W/1 W @7.2 V
Modulation Type: Variable Reactance
Max deviation: ±5 kHz
Spurious emissions: At least 73 dB down
7.3 Receiver
Circuit type: Double-conversion superheterodyne
Intermediate Frequencies:1st: 21.7 MHz
2nd: 450 kHz
Sensitivity: 0.25 µV 12 dB SINAD
Adjacent channel selectivity
: 70 dB
Intermodulation response
: 70 dB
Selectivity: 12 kHz / 25 kHz (–6 dB/–60 dB)
AF output: 600 mW @ 16 Ohm for 10 % THD (@7.2V)