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Webshop TETRA Terminals

Sepura SRG3500

TETRA Specifications

  • EN 300 392 V+D Air Interface
  • EN 300 394 V+D Conformance testing

Size and Weight

  • Transceiver 980g - 180mm W x 54mm H x 110mm D
  • Console 200g - 187mm W x 64mm H x 30mm D

Frequency Bands

  • 350 - 372MHz
  • 380 - 430MHz
  • 440 - 473MHz
  • 806/825 paired with 851/870MHz

The Transceiver supports the full bandwidth and allows Trunked (TMO) and Direct (DMO) mode frequency pairs to be allocated anywhere in the frequency band.


  • 10W RF Power output (Class 2).
  • RF power adjustable in steps of 5dB, independently adjustable for TMO and DMO operations.
  • Adaptive Power Control supported.

GPS Receiver - Optional

  • 12 channel GPS receiver
  • -163 dBW acquisition sensitivity
  • ETSI Location Infromation Protocol
  • Position Assist
  • Over the Air GPS Management
  • Location reporting to two TETRA identities
  • Position and Direction display


  • TMO and DMO Air Interface Encryption support - TEA1, TEA2, TEA3 and TEA4
  • Trunked Mode Security Class 1, 2 and 3
  • Direct Mode DM-2C support
  • Fully Integrated E2E hardware with tamper protection
  • Public & Private Algorithm E2E support enabled via software upgrade
  • Integral SIM connector for Smart Card based E2EE options


  • Rated Audio Output - 8 W @ 1kHz into 4 Ohms
  • Fixed Level Line-out audio option enabling Broadcast and Recording support
  • Line-in Audio for 3rd party console interface support
  • Independent Volume Control of Loudspeaker and Audio Accessory


  • Dust and water protection to IEC529 IP54
  • ETS 300 019 -2-5 drop, vibration and humidity
  • Storage Temp -40°C to +85°C
  • Operating Temp -30°C to +70°C

Power Supply

  • 10.8 to 15.6V DC, typical 13.8V DC

Console Display

  • 128 x 64 pixels LCD display with coloured backlights
  • Up to 6 lines of 24 characters displayed

Gateway Services

  • (option enabled by a feature license code)
  • Group voice call between DMO and TMO
  • Individual voice calls between DMO and TMO
  • Emergency group call from DMO to TMO
  • Emergency group call from TMO to DMO
  • Pre-emption (in either direction) of existing call
  • SDS messaging in either direction1
  • Configurable routing of SDS messages to Console or PEI
  • Intelligent handling of point to point calls and SDS messages whilst operating as a Gateway

Repeater Services

  • (option enabled by a feature license code)
  • Repeats DMO voice and tone signalling on selected talk group
  • Repeats SDS and Status messaging on selected talk group
  • ETSI Type 1A DMO Repeater for channel efficient operation
  • Priority Call
  • Emergency Call (Pre-emptive Priority Call)
  • Supports E2E Encrypted DMO traffic
  • Call participation whilst in Repeater mode

Voice Services

  • Full Duplex Calls (to MS and PABX/PSTN)
  • Half Duplex Calls (Individual and Group)
  • Late Entry
  • Priority Call
  • Emergency Call (Pre-emptive Priority Call)
  • Emergency Call preference
  • Talking Party Identity
  • Calling Line Identity Presentation
  • DTMF Dialling
  • Ambience Listening

Data Services

  • Status Messaging
  • Short Data Service Messaging
  • SDS via DMO Gateway
  • Circuit Switched Data Calls
  • Multi Slot Packet Data
  • Text Message Data Store
  • Short Data Applications (SDA)
  • Wireless Application Protocol (WAP)
  • SDS Store & Forward

Other Functions and Features

  • Support for up to 3000 pre-programmed Talkgroups and in any combination of TMO or DMO talk groups
  • Up to 50 Dynamic Group Number Assignment (DGNA) and supporting Lifetime Timers
  • Efficient management of talk-groups using, up to 255 Folders with up to 75 talk-groups per Folder
  • Talk-group Folder Management via PEI and SDS
  • Fixed and User Defined Talk-group Scan Lists
  • Priority Group Scanning with support for Background groups
  • Fast Talk-group Access supports up to 5 TMO and 5 DMO groups
  • Query selected Talk-group
  • Telephone and Radio user Address Book (2000 entries) across 64 Folders
  • Call History with Missed Call alerts
  • Transmit Inhibit (TXI) with On/Off Status messaging
  • DMO Group and Emergency Calls
  • DMO Gateway Interoperability supported
  • ETSI compliant PEI port. AT-command interface for external applications
  • User Profiles including Pager capability
  • Remote control via Status triggered functions
  • Status triggered functions (up to 64 configurable actions driven by remote user)
  • Macro keys – operation of a single key will perform a sequence of complex functions
  • Network Performance Monitoring

Product Details

Weight: 1.30 kg
L x W x H: 0 x 0 x 0 mm

992,00 €
(Incl. 24% tax) 800,00 € (0%)