Entel HT953 PMR446防爆对讲机

【简单介绍】

PMR 446 防爆对讲机- En HT953

【详细说明】

PMR 446 防爆对讲机- En HT953

• 防水等级IP68（5米）。
   

• MILSTD810C/D/E/FPlay
   

• 1800MAH锂离子电池
   

• 可升级闪存，以便添加未来功能
   

• 坚固的配件-socketPlay
   

• 255个频道
   

• 语音报警（选项）
   

• 蓝牙™无线通信（选项）
   

• 可克隆数据从一个频道到另一个
   

• 液晶显示器

• Frequency Range	446.00625 – 446.09375MHz (HT953)
  Channels	255 Channels
  Channel Spacing	12.5 kHz &f 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 = 59.5mm (62 including protrusions) H = 130mm (145 inc knobs) D = 37mm (41 including battery protrusions)
  Weight	277g with battery and Antenna
  Power Output	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

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注：该产品未在中华人民共和国食品药品监督管理部门申请医疗器械注册和备案，不可用于临床诊断或治疗等相关用途