Kolida K5 PLUS - GDL-20 Radio Technical Specifications; General Specifications

K5 Plus GNSS
- 67 -
Appendix B: GDL-20 radio technical specifications
General specifications
Frequency bands
450-470MHz
Channel interval
0.5MHz
Channel transfer rate
19200bps
Channel number
8
Frequency Stability
±2.0ppm
Modulation mode
GMSK
Antenna impedance
50Ω
Ambient temperature
-25°C～60°C
Humidity
10-90% relative humidity, non-condensing
Receiver Specifications
Receiver sensitivity
≤0.25μV(12dB SINAD)
Adjacent Channel
Selectivity
≥65dB
Modulation signal
frequency deviation
≤±5.1KHz
Intermodulation Rejection
Ratio
≥65dB
Audio distortion
≤3%
Transmitter indicators
RF output power
10W/25W Switchable
Adjacent Channel
Rejection Ratio
≥65dB
Spurious frequency
components
≤4μW
Residual FM
≤-35dB
Remaining AM
≤2%
Carrier frequency
modulation mode
TWO PIN
RS-232 interface
rate
19200bps can be set