CDL7 Point-to-Point Modem
CDL7 is a high-power UHF external datalink for GNSS RTK systems, extending your RTK working range with robust 410–470 MHz communication in a fully metal IP67 housing.
Introduction
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The CDL7 external UHF radio supports 410–470 MHz field-switchable channels, user-defined 5–35 W transmit power and multiple air baud rates, while its TX/RX operation, easy mounting on tripods and range poles, and super-rugged IP67 metal construction deliver reliable long-range datalink performance for demanding GNSS RTK survey networks.
Innovative
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Characteristics:
- Type: point-to-point
- Network: UHF, GNSS
- Mounting: standard
Overview
The CDL7 is a high-quality external UHF data link designed for GNSS RTK surveying systems.
Its high-power design extends RTK working coverage, and the all-metal construction delivers high performance and rugged reliability even in harsh environments.
Technical Capabilities
Designed for GNSS RTK surveying systems.
Field-switchable channels across 410–470 MHz.
Five selectable air data rates.
User-defined power levels from 5 W to 35 W.
Reverse-power protection.
Supports TX / RX operating mode.
Advanced 10-channel set that can be replaced on-site.
Constellation and Compatibility
Built for GNSS RTK survey workflows and can cover many solutions, from simple point-to-point links to large networks with hundreds of modems.
For extended networks, only a single operating frequency is required.
Rugged Design
IP67 water and dust protection.
All-metal housing for robust reliability in difficult environments.
Designed for easy installation on tripods and standard mounts.
High Performance
High-power output extends RTK working area and improves coverage.
Reliable operation across both small links and large-scale modem networks, even in challenging conditions.
PhysicalProduct parameter
Cutting edge innovative technical characteristics
410-470 MHz
25 kHz
Half-duplex
±1.5ppm
CSS/GMSK
11000bps/18000bps/31000bps/52000bps/115
LoRa/Transparent/MAC/TT450S/South
-55 dB
Yes
-120 dBm
11cm × 18cm × 9.3cm
1.3 kg
Tripod Bracket, 5/8”-11 Range Pole
-30℃ to +65℃
-45℃ to +85℃
100% no condensation
IP67, protected from temporary immersion to depth 1m
Designed to survive a 2m drop onto concrete
+10V ~ +14.5V DC
<6A
0.6W
Low: 5W
High: 35W
1 Serial Port (7-pin Lemo) Baud rates 115200 bps (4800 bps to 115200 bps optional)
2-pin Lemo port
50 Ohm, N-TYPE female
- Power button (for powering receiver)
- Channel button
- Power selected button
- Digital display
1
1
1
1
1
1
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