•英国Entel HT649对讲机 原装正品行货
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•英国Entel HT-649是完全符合IMO要求的双线无线电话,优越的性价比更是双向无线电话中的不二之选!
•英文说明:
Frequency Range 156 - 163.275MHz (HT649)
Channels INT, USA, CAN
Channel Spacing 12.5 kHz / 25 kHz
Communication Method Simplex / semi duplex
Antenna Impedance 50 ohm
Antenna Whip / stubby
Battery Type 1800 mAh Li-Ion battery pack
Power Supply Voltage 7.4V DC
Current Drain (nominal) TBA
Duty Cycle (5/5/90) TBA
Microphone Internal condenser microphone
Operating Temperature -20° to +55°
Size (mm) 59.5(W) x 130(H) x 37(D)
W = 59.5 (62 including protrusions)
H = 130 (145 inc knobs)
D = 37mm (41 including battery protrusions)
Weight 277g with battery and aerial
Power Output HIGH – 5W, LOW - 1W
Modulation 8K0F3E/16K0F3E
Oscillator Method PLL
Frequency Stability < ±0.00025% (±2PPM)
Maximum Deviation ±2.5 kHz(Narrow)/ ±5 kHz(Wide)
Audio Distortion < 5% (1 kHz 60%)
Spurious Emission -68 [dBc]
Hum & Noise -40 [dB]
Receiver Type Double Super Heterodyne type
Sensitivity -0.25uV (12dB SINAD)
Frequency Stability ±0.00025%(±2PPM)
Spurious Rejection -60 dB
Adjacent Channel Selectivity -60 dB (Narrow) , -70 dB (Wide)
Distortion < 3% Typical
Hum & Noise -40 dB
Audio Output 1W
Speaker Size 38 mm
刘丰华 (物料部经理)
手 机:15986314079
在线联系: [未开通QQ]
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