25W wireless audio modems 20km 145mhz/235mhz vhf uhf mobile radio with data voice communication

 KYL-668H 25W Data RadioModem on Sea Communication

Main Features:

1. High power output: 25W

2. Long transmission distance: More than 20km

3. VHF, UHF band selectable

4. Data transmission, voice transmission both ok

5. Double PLL, double VCO, High reliability

Data sheet:

A,General Index

● frequency:150/230/450 MHz

● frequency tolerance:±2.5ppm

● frequency tolerance:25KHz

● antenna impedance:50Ω

● environment temperature:-20 ℃~+55 ℃

● modulate mode:PSK/QPSK/TCM-16QAM

● data transmission speed:1200/2400bps

B,Receive Index

● sensitivity:≤0.25uV

● ignal Noise Ratio(SNR): ≤-45dB

● Adjacent Channel Selectivity: ≥65dB

● Inter modulation interference:≥60dB

● Spurious respouse immunity:≥65dB

C,TransMit Index

● Transmit Power:5-25W

● modulate distortion:≤5%

● residual frequency modulation:≤-40dB

● frequency deviation:≤5KHz

● ortho-channel power ratio:≤-65dB

● stray power:≤5uW

● RF distance: 20km(25W RF power  in the open air)

D,Power supplY 

● DC:1 2 V

● waiting current:≤ 1 6 0 m A

● transmit current:≤ 6 A (Transmit power 25W )

E,Dimension:

128*108*28mm

Application:

RTU

SCADA

Sea Communication

PLC wireless communication

Data telemetry

Long range wireless control

Accessory:

RS485 Connector

RS232 or TTL Connector

Power Cable

Antenna

Pls kindly note for long range transmission we recommend using 5.5dbi clip antenna or fiberglass antenna for better performance

Welcome to ask me if have any questions:sales01(at)rf-data(dot)com.