Port: Guangzhou, China
Brand: TYT
Model: MD - 680
Frequency Range: UHF400~480MHz / VHF 136-174MHz
Memory Channel: 32
Battery Capacity: 2200Mah supplies longer working time, analog15hrs and digital25hrs
The Channel Spacing: 12.5 KHz
Output Power: Low:1W High:10W
Rate Audio Power: 1W
Audio Response: +1dB~-3dB
Voltage: 7.2 V DC
Digital Procotol: ETSI TS102 361-1 -1 -3
Channel Capacityl:256
The Channel Spacing: 12.5 KHz
Operating Temperature: -30~ +60
Operating Voltage :7.5V DC ±20%
Battery: 7.2V 2800mAH Li-ION
Frequency Stability: + / - 2.5 PPM
RF Power Output :10W
Frequency Modulation: 16kφ F3E/ 11kφ F3E (Analog) 4FSK(Digital)
Can Antenna Impedance be used: 50 Ω
FM Modulation mode: 12.5 KHz: 11 k0f3e
4 FSK Digital Mode: 12.5 KHZ: 7 k60fxd (data) / 7 k60fxe (data&voice)
Modulation Maximum deviation: 2.5khz @12.5khz
Modulation Distortion :< 5%
Nonactive Slot Power: -57dbm
Vocodec Type:AMBE+2TM
Digital Protocol : Digital Protocol
Analog Sensitivity :
0.35 u V / - 116 DBM (20 db SINDA)
0.22 mu V / - 120 DBM (Type)
Digital Sensitivity:
0.3 u V / 117.4 dBm (BER5%)
0.22 u V / - 110 DBM (BER1%)
Co - channel Rejection: p - 12 db
Adjacent Channel Selectivity:TIA603C:65dB ETSI:60dB
Spurious Response Rejection:TIA603C:75dB ETSI:70dB
Rated Audio Output :1W
Audio response : =1dB~-3dB
Rated Audio Distortion:<3%
