

TPL Systèmes – Analog and eDMR Low-Band Solutions for the U.S. Market
TPL Systèmes delivers specialized analog and digital eDMR radio solutions for Low-Band networks (30-50 MHz), now available in the United States. Designed for public safety, utilities, transportation, and fleet operations, TPL products extend the life of your current infrastructure while unlocking modern digital features.
Contact us today to upgrade your Low-Band system without changing frequencies or towers!
Download the TPL Low-Band White Paper
Learn how eDMR revolutionizes Low-Band networks in the U.S. with minimal infrastructure changes and powerful digital capabilities.
eDMR-Compatible Radios
TPL’s DM3G mobile and TDH3G portable radios operate in both analog and digital eDMR mode, simplifying migration and enabling seamless communications during rollout.
- 33-50 MHz support, 5W (portable) / 50W (mobile)
- Interoperable with legacy analog systems
- Built-in GPS and Bluetooth (select models)
- Field-friendly design with loud audio and intuitive UI

RPND Repeaters: Analog + Digital in One
The RPND repeater allows you to operate analog and digital simultaneously on your current frequency. Each 12.5kHz channel supports 3 logical slots (2 voice, 1 data), tripling your channel efficiency.
- Zero-impact migration: legacy and digital users coexist
- Slot 0: GPS, SMS, SCADA; Slots 1 & 2: voice or extra data
- Low-power design supports off-grid sites with solar/microwave backhaul

Dispatch, Gateways & Network Tools
TPL's integrated solutions allow full control and flexible interop:
- DetraTalk VoIP console: call/listen across zones & groups
- DMS network management: OTA config, logging, alerts
- Voice Gateways to P25, TETRA, analog, IPBX, PSTN
- AVL/GIS: real-time terminal tracking & map display
eDMR Push-to-Talk Over Cellular (POC)
Enable managers or off-network personnel to connect to eDMR talkgroups from their smartphones. Ideal for remote supervisors or emergency coordination without radios.
- iOS & Android supported
- Secure one-touch group calls
- Seamless link to live eDMR users
For product specs and company info, visit TPL Systèmes Official Site.
