The SDL2 external datalink ensures stable RTK correction data transmission over long distances with its high-power transmission. Adjustable from 5W to 28W, it meets the needs of various field conditions, enhancing efficiency even in challenging environments.
Supporting industry-standard protocols like TRIMTALK, TRIMMK3, TRANSEOT, SATEL, etc., and offering both RS232 and Bluetooth data transfer options, the SDL2 is highly compatible with most RTK receivers, ensuring seamless connectivity across a variety of devices.
With an OLED display, simple operation buttons, and 3 LED indicators for Bluetooth, correction data and power status, the SDL2 allows for easy configuration and status monitoring directly on-site, making it user-friendly in the field.
Built with an IP67 rating for waterproof and dustproof protection and heat sink design, the SDL2 ensures durability in harsh conditions. The hook on the back allows easy attachment to a tripod, ensuring stability during long-term outdoor operations.
RF PERFORMANCE
Frequency Range: 410-470 MHz
Channel Spacing: GFSK mode: 12.5 kHz, 25 kHz
Work Mode: Half-duplex
Frequency Stability: <±1.5ppm
Modulation System: GFSK/4FSK
RF power stability: ±1.5dB
Adjacent channel power: >50dB
DATA TRANSMISSION
Air Baud Rate:
9600bps/19200bps/38400bps/115200bps
Serial Port Baud Rate:
9600bps/19200bps/38400bps/57600bps/115200bps
Protocol:
TRIMTALK, TRIMMK3, TRANSEOT, SATEL, etc.
Data Interface:
- Lemo 5-pin connector, support RS232
- Bluetooth
ELECTRICAL
Input Voltage: 9 - 16V DC
RF Transmit Power:
- High power (28W): 44.5±0.7dBm@DC12V
- Medium power (22W): 43.4±1.0dBm@DC12V
- Low power (5W): 37±1.8dBm@DC12V
Power Consumption (typical):
- High transmit power (28W): 83W@12V DC
- Medium transmit power (22W): 60W@12V DC
- Low transmit power (5W): 35W@12V DC
- Standby: 2W@12V DC
PHYSICAL
Size: 175×130×86.5mm
Weight: 2 kg
User Interaction:
- 1 OLED screen
- 5 buttons
- 3 status indicators
Antenna Interface: TNC, female
Antenna Impedance: 50 Ohm
ENVIRONMENTAL
Operating Temperature: -40℃ ~ +65℃
Storage Temperature: -50℃ ~ +85℃
Waterproof & Dustproof: IP67
