Key Features
TDMA DMR Digital Air Interface - 2 slot/1 carrier in 12.5kHz |
Complies with ETSI DMR Standard TS 102 361-1, -2 & -3 |
Operates in DMR Digital and FM Analogue modes, even on the same channel. Autosenses Received Mode (Digital or Analogue) |
5-Tone Encode/Decode |
Man-down Function |
Voice Guide Function |
MIL STD 810 G and IP54/55 |
Supplied With
Belt Clip | Yes, KBH-10 |
Instruction Manual | Yes, English, Spanish, French, Italian, German, Russian, Dutch, Turkish & Greek |
Screw Set | Yes |
PMR General Features
3-colour LED (Red, Orange, Green) | Yes |
5-Tone Signalling formats | Yes |
Adjustable LCD Backlighting | Yes |
Battery Saver Mode | Yes |
Busy Channel Lock-out | Yes |
Compact Design | Yes |
Ease of Operating Use | Yes |
Emergency Call Function | Yes |
Emergency Key | Yes |
Emergency Advanced Motion Detection Function | Man-Down function as standard. And by an optional Software License gives Dual-mode "Staff Safe" alerts triggered either by a pre-set time with no movement or a pre-set time of excessive movement |
Flash Upgradeable Firmware | Yes |
GPS Compatible | Yes |
Front-panel Keypad | Yes, 12-key Telephone-style keypad plus 6 control keys |
LCD Display | Yes, 2" Transflective Colour TFT LCD QVGA Display |
Lone Worker Function | Yes |
Low Battery Warning | Yes |
Programmable Function Keys | 3 Programmable Function Keys |
QT (CTCSS) / DQT (digital) | Yes |
RSSI Level Indicator | Yes |
Talk Around | Yes |
Time-Out Timer | Yes |
Voice Annunciation | Yes - Current Channel and Zone, in your choice of English, French, German, Italian, Dutch, Spanish or Russian |
Windows PC Programming and Tuning | Yes |
DMR Features
AMBE+2 Vocoder | Yes |
Contacts List Mode | Yes, Individual ID/GID |
Direct Mode (P2P) | Yes, Selectable from ETSI newer or older definition |
Emergency Status | Yes |
GPS TX Data | Yes, Select destination by Zone and/or Channel |
Hold-off | Yes |
Individual Call with Acknowledgement | Yes |
Integrated Voice and Text/Data Messages | Yes |
Message Mode | Yes |
Queue Incoming Call | Yes |
Scrambler | Yes, Bit Scramble Voice |
Single-slot Data Timing | Yes |
TDMA 2-slot System Architecture | Yes |
Applicable Standards
R&TTE: | Yes, EN 300 086-2, EN 300 113-2, EN 300 219-2, EN 301 489-5, EN 300 440-2 |
EU Safety: EN60065, 60950-1, 60215 | Yes |
EU Safety: EN62209 | Yes |
For use in the EU | Yes |
IP54 | Yes |
IP55 | Yes |
Measurement - EIA Standards | Yes |
Measurement - EN Standards | Yes |
MIL-STD 810 C/D/E/F/G | Yes |
Technical Specifications
Frequency Range | 400 - 470 MHz |
Number of Channels | 64 |
Number of Zones | 4 |
Channel Frequency Spread | 70 MHz |
Channel Spacing - Analogue - Wide/Mid/Narrow | 25 kHz/20 kHz/12.5 kHz |
Channel Spacing - Digital | 12.5 kHz |
Antenna Impedance - 50 Ohm | Yes |
Battery Life | 5-5-90 with Battery Saver ON - with KNB-55L: approx 13 hours with KNB-57L: approx 18 hours |
Frequency Stability | ± 1.5 ppm (-30 °C to + 60 °C) |
Operating Temperature Range | -30 °C to + 60 °C |
Operating Voltage | 7.5 V DC ± 20% |
Dimensions | With KNB-55L: 56 x 131 x 36.1 mm With KNB-57L: 56 x 131 x 38.1 mm Projections not included |
Weight (net) | With KNB-55L: 353 g With KNB-57L: 380 g |
Receiver Specifications
Adjacent Channel Selectivity (Analogue) | 76 dB at 25 kHz 68 dB at 12.5 kHz |
Audio Output | 500 mW with less than 3% distortion. 8 Ohms Impedance |
Intermodulation (Analogue) | 65 dB |
Sensitivity (Analogue) - EIA 12 dB SINAD | 0.28 µV at 25 kHz 0.32 µV at 12.5 kHz |
Sensitivity (Analogue) - EN 20 dB SINAD | -3 dB µV at 25 kHz -1 dB µV at 12.5 kHz |
Sensitivity (Digital) | 5% BER: 0.3 µV/-4.5 dBµV emf 1% BER: 0.45µV/-1 dBµV emf |
Spurious Reponse Rejection (Analogue) | 75 dB |
Transmitter Specifications
RF Power Output (High/Low) | 4 W / 1 W |
FM Noise (EIA) | Analogue: 45 dB at 25 kHz 40 dB at 12.5 kHz |
Modulation Distortion | Less than 3% |
Modulation Limiting | Analogue: ± 5.0 kHz at 25 kHz ± 2.5 kHz at 12.5 kHz |
Spurious Emission (EN) | -36 dBm ≤ 1 GHz -30 dBm > 1 GHz |