Frequency range

UHF: 400 – 470 MHz

Supported operating modes
  • DMR Tier II in acc. with ETSI TS 102 361-1/2/3
  • Simulcast
  • XPT Digital Trunking
  • DMR Tier III in acc. with ETSI TS 102 361-1/2/3/4
  • Analog, MPT 1327
Number of channels

1024

Number of zones (Up to 16 channels in each zone)

64

Channel spacing

12.5 / 20 / 25 kHz (analog)
12.5 kHz (digital)

Operating voltage

13.6 ± 15% VDC

Max. power consumption (in stand by)

≤ 0.6 A

Max. power consumption (during reception)

≤ 2.0 A

Max. current consumption (during transmission)

1 W: ≤ 2 A
25 W: ≤ 8 A
45 W: ≤ 12 A

Frequency stability

± 0.5 ppm

Antenna impedance

50 Ω

Dimensions (H × W × D)

174 x 60 x 200 mm

Weight

1.7 kg

LCD display

220 x 176 pixels, 262,000 colors, 2.0 inches, 4 rows

Environmental conditions

Operating temperature range

-30 °C to +60 °C

Storage temperature range

-40 °C to +85 °C

ESD

IEC 61000-4-2 (Level 4) 
±8V (Contact), ±15V (Air)

Protection against dust and moisture

IP54

Shock and vibration resistance

MIL-STD-810 C / D / E / F / G

Relative humidity

MIL-STD-810 C / D / E / F / G

GPS

Time to first fix (TTFF)

< 1 minute (cold start)
< 10 seconds (warm start)

Horizontal accuracy

< 5 meter

Transmitter

Transmitting power (adjustable)

VHF: 1 – 25 W / 1 – 50 W
UHF: 1 – 25 W / 1 – 45 W

Modulation

11 K0F3E at 12.5 kHz
14 K0F3E at 20 kHz
16 K0F3E at 25 kHz

4FSK digital modulation

12.5 kHz (data only): 7K60FXD
12.5 kHz (data and voice): 7K60FXW

Interfering signals and harmonics

-36 dBm (< 1 GHz)
-30 dBm (> 1 GHz)

Modulation limiting

± 2.5 kHz at 12.5 kHz
± 4.0 kHz at 20 kHz
± 5.0 kHz at 25 kHz

Noise cancellation

40 dB at 12.5 kHz
43 dB at 20 kHz
45 dB at 25 kHz

Adjacent channel selectivity

60 dB at 12.5 kHz
70 dB at 20 / 25 KHz

Audio sensitivity

+1 dB to -3 dB

Audio distortion

≤ 3 %

Digital vocoder type

AMBE +2™

Receiver

Sensitivity (analog)

0.21 μV (12 dB SINAD)
0.168 μV (typical) (12 dB SINAD)

Sensitivity (digital)

0.22 μV / BER 5 %

Adjacent channel selectivity

TIA-603: 65 dB at 12.5 kHz / 75dB at 20 and 25 kHz
ETSI: 60 dB at 12.5 kHz / 70 dB at 20 and 25 kHz

Spurious response rejection

TIA-603: 75 dB at 12.5 / 20 / 25 kHz
ETSI: 70 dB at 12.5 / 20 / 25 kHz

Intermodulation

TIA-603: 75 dB at 20 / 25 kHz
ETSI: 70 dB at 20 / 25 kHz

Blocking

TIA-603: 90 dB
ETSI: 84 dB

Signal-noise ratio (S/N)

40 dB at 12.5 kHz
43 dB at 20 kHz
45 dB at 25 kHz

Nominal audio power output

3 W at 20 Ω (internal) 
7.5 W at 8 Ω (external)

Maximum audio power output

8 W at 20 Ω (internal) 
20 W at 8 Ω (external)

Audio distortion

≤ 3 %

Audio sensitivity

+1 dB to -3 dB

Conducted spurious emission

-57 dBm

Hytera MD785i DMR mobile radio

SKU: 0245
Professional
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Στέλιου Κωτιάδη 20 Ρόδος/Steliou Kotiadi 20 Rhodes Tel: +30 6945352241/fax-tel  +30 22410 75858 

karrasmanos1@gmail.com 

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