interphone T-969

详情

Interphone T***9 New Product Main Features: Voice annunciation(Chinese/English). Built-in CTCSS/DCS Lock missing or low voltage alarm *6 Storage channels Low voltage alert/ Low battery warning Time- out Timer Battery save QT (Quiet talk) and DQT(Digital quiet talk) High capacity Li-ion with ***0mAH Accord to America army standard that testing support by MIL***0C, D, E rainwater humidity, dust and vibration impact . Frequency range:******0 MHz Radio-frequency output powerï&frac*4;�5W Large capacity battery ï&frac*4;�***0mAhï&frac*4;�can give call for *5 hours Channel number *6 Rated voltage: 7.5V DC Dimension : **0**7**0mm Weight: **9g Receive part Sensitivityï&frac*4;�*2dB SINADï&frac*4;� â�¤0.2 uV incept bandwidth ±7 kHz Border upon channel selection >*5 dB ï&frac*4;�±*5 kHz ï&frac*4;�EIAï&frac*4;� Intermediation distortion >*0 dB ï&frac*4;�±*5k / ±*0k / ±1M / ±2Mï&frac*4;� Noise response > *0 dB Audio frequency output power **0mW <*0% Frequency stability ±2.5ppm Channel extension scope *0 MHz Transmit part radio-frequency output power ï&frac*4;�5W modulate mode *6kÑ�F3E noise and harmonic radiation < *0 dB modulation noiseï&frac*4;�*******0 Hzï&frac*4;� <*5 dB modulation distortionï&frac*4;�*******0 Hzï&frac*4;� <5% frequency stability ±2.5ppm channel spread spectrum scope *0 MHz maximum frequency deviation ±5 kHzï&frac*4;�***0 kHz**0%ï&frac*4;�