TYT Electronics Co., Ltd.

MD-280


Model:


Other side of radio


47.9K

  • Products Overview
  • Main features
  • specification
  • Accessories

MD-280 is a DMR without LCD display, use TDMA digital technology which doubles the number of users on a single licensed 12.5Khz channel. Comply with DMR digital protocol. Digital and analog combined, so that you can use the digital mode and analog mode in one radio.

It is well-received with stylish humanized design, compact size, fully functional, and felxible operation. And with its Chinese/English voice promot, it is easy for you to use it.

More fantastic function, MD-280 will take you to enjoy it.  

Private/group/all call 

Built in CTCSS/DCS

English voice prompt

Power Save/ Low power alarm

Channel scanning

Priority scanning

Wide/narrow selection 

Emergency alarm

TOT

Encryption

2000mAh battery capacity

Item number MD-280
General
Frequency Range VHF:136-174MHZ / UHF:400-480MHz
Channel 32 Channels
Channel spacing 12.5KHZ
Operating voltage 7.4v
Battery type Li-ion
Operating temperature -30℃+60℃
Store temperature -40℃+85℃
Antenna Impedence 50Ω
Audio output power ≤1000mW@16Ω
Battery capacity 2000mAh standard Li-ion battery
Dimension(H*W*D) 128*61*38mm
Weight 258g
Transmitter
Output power High: ≤5W(HI) / Low: ≤1W(Low)
Frequency stability +-1.0ppm
Adjacent channel Power ≤-60dB
Free time slot power TDMA: ≤57dBm
Hum and Noise -40dB @ 12.5KHZ
Spurious Radiation Antenna:9KHz-1GHz ≤-36dBm
1GHz-12.75GHz ≤-30dBm
FM modulation mode 12.5KHZ:11K0F3E
4FSK digital mode 12.5KHZ(data only):7K60FXD
12.5KHZ(data+voice):7K60FXE
Modulation Maximum Deviation 2.5KHZ@12.5KHZ
Nonactive slot power -57dBm
Digital protocol ETSITS102 361-1 -2 -3
Vocoder type AMBE+2TM
Audio response +1dB~-3dB
Modulation BER(Bit error rate) ≤5%
 Receiver
Analog sensibility 0.35uV/-116dBm(20dB SINAD) / 0.22 uV/-120dBm(Type)
Digital sensibility 0.3 uV/-117.4dBm(BER 5%) / 0.22 uV/-110dBm(BER 1%)
Co-channel Rejection ≥-12dB
Spurious response TIA603C: 75dB  ETSI:  70dB
Adjacent channel selectivity TIA603C: 65dB  ETSI:  60dB
Rated audio power 1W
Audio response =1dB~-3dB
Rated audio distortion 3%(Type)
Spurious radiation Antenna:9KHz-1GHz ≤-57dBm / 1GHz-12.75GHz ≤-47dBm