Hytera Europe’s HM655 DMR mobile radio is a state-of-the-art communication solution offering advanced features, unparalleled reliability, and exceptional durability, ushering in a new era of communication. Join the future of connectivity with Hytera’s H Series.
Advanced features
Discover a world of possibilities with the HM655’s extensive range of advanced features. Experience crystal-clear audio quality and intelligent noise cancellation, ensuring that every conversation is seamless and distraction-free. With customisable settings, intuitive controls, and a wide range of accessories, this device adapts to your unique business needs.
Top features of the HM655 mobile.
Unleashing unparalleled capabilities
The HM655 is designed to empower individuals and organisations seeking swift and effective communication. Equipped with state-of-the-art technology, this device ensures seamless connectivity, enabling you to effortlessly transmit messages, stay informed, and collaborate with colleagues like never before.
Extreme toughness
Unmatched in its durability, the HM655 conquers even the harshest temperatures, shock, and vibration, surpassing the strict MIL-STD-810G standards. Certified to an IP54 rating, this device effortlessly repels dust and water intrusion.
Unyielding reliability
Crafted with precision, the HM655 is engineered to withstand the rigors of everyday use. Whether you’re in a demanding industrial environment, navigating critical emergencies, or exploring remote landscapes, this device will remain steadfast in delivering clear and reliable communication, ensuring your safety and productivity.
Exceptional design
Emphasising ergonomics and user-friendly design, the HM655 offers comfort and ease of use. Its sleek and compact form factor makes it easy to install within a vehicle or place on a desk. Use with a remove speaker mic with display and limited keypad to fully control the HM655, turn it on or off, switch channels or contacts, adjust the volume, or view messages.
Technical specifications of the HM655 radio.
General
Frequency band
UHF: 400-470 MHz
VHF: 136-174 MHz
Channel zones
Channel capacity: 512
Zone capacity: 16
Channel spacing analogue
12.5kHz/20kHz/25kHz
Channel spacing digital
25kHz
Operating voltage
13.6 V DC ±15%
Current drain
standby: <0.5 A
receive: <2.0 A
transmit 5W: <4 A
transmit 25W: < 8 A
transmit 45W: <12 A
Frequency stability
±0.5 ppm
Antenna impedance
50 Ohm
Dimensions (H x W x D)
164 x 154 x 42mm
Weight
1100g
Digital protocol
ETSI-TS102 361-1,-2,-3
Receiver
Sensitivity
Analogue: 0.18µV (12dB SINAD)
Analogue: 0.16µV (12dB SINAD) (typical)
Digital: 0.18µV / BER 5%
Selectivity
TIA-603: 65dB @12.5kHz / 75dB @20/25kHz
ETSI: 50 dB @12.5kHz / 70dB @20/25kHz
Inter-modulation
TIA-603: 75dB @12.5/20/25kHz
ETSI: 70dB @12.5/20/25kHz
Spurious Response Rejection
TIA-603: 75dB @12.5/20/25kHz
ETSI: 70dB @12.5/20/25kHz
Blocking
TIA-603: 90 dB
ETSI: 84 dB
Hum and Noise
40dB @12.5kHz; 43dB @20kHz; 45dB @25kHz
Rated Audio Power Output
internal (20 Ohm load): 3W
external (8 Ohm load): 6W
Max Audio Power Output
internal (20 Ohm load): 7.5W
external (8 Ohm load): 20W
Rated Audio Distortion
<3%
Audio Response
+1 to -3 dB
Conducted Spurious Emission
< -57 dBm
Transmitter
RF Power Output
Low Power model: 5-25 W
High Power model: 5-45 W (UHF); 5-50 W (VHF)
FM Modulation
11K0F3E @12.5kHz
14K0F3E @20kHz
16K0F3E @25kHz
4FSK Digital Modulation
12.5kHz data only: 7K60FXD
12.5kHz data and voice: 7K60FXW
Conducted/Radiated Emission
-36dBm @<1GHz; -30dBm @>1GHz
Modulation Limiting
±2.5kHz @12.5kHz; ±4.0kHz @20kHz; ±5.0kHz @25kHz
FM Hum and Noise
40dB @12.5kHz; 43dB @20kHz; 45dB @25kHz
Adjacent Channel Power
60dB @12.5kHz; 70dB @20/25kHz
Audio Response
+1 to -3 dB
Audio Distortion
<3%
Digital Vocoder Type
AMBE+2
Environmental Specifications
Operating temperature
-30°C to +60°C
Storage temperature
-40°C to +85°C
ESD
IEC 61000-4-2 (level 4)
+8kV (contact); +15kV (air)
American Military standard
MIL-STD-810G
Dust & water protection
IP54
Humidity
per MIL-STD-810G standard
Shock and vibration
per MIL-STD-810G standard
GPS
GNSS
GPS, GPS+GLONASS, GPS+BDS
TTFF (time to first fix) cold start
< 1 minute
TTFF (time to first fix) hot start
< 10 seconds
Horizontal accuracy
< 5 meters
Download the Hytera HM655 DMR mobile radio manufacturer’s specification PDF.
Enhance your Hytera radio system with software applications.
Through our Application Partners, Radiocoms Systems support a cost effective portfolio of software applications to further enhance your sites operational goals – lone worker, alarm handling and job ticketing streamline efficiency whilst aligning with operational procedures, assisting in industry compliance and ultimately creating a safer work environment.
Let’s start a conversation
If you would like further information, or to discuss your requirements onsite:
Book An Appointment | Arrange A Quotation | Call 033 3939 0022
