20KM Long range 25W high power Audio Module VHF/UHF 150mhz/230mhz for Marine Communication

KYL-668H 25W Data RadioModem on Sea Communication

I: 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

II. Data sheet:

A\General Index

frequency: VHF and UHF frequency band (150MHz, 230MHz, 433MHz, 450MHz ect.)

frequency tolerance: ±2.5ppm

Channel spacing: 25 KHz

antenna impedance: 50Ω 

environment temperature:-35~ +75 centigrade

modulate mode:MSK

air baud rate:1200bps/2400bps (pls tell us what data rate you need ? )

B\Receiver Index

sensitivity: 0.25uV

ignal Noise Ratio(SNR): -50dB

Adjacent Channel Selectivity: 70dB

Inter modulation interference: 70dB

Spurious respouse immunity: 70dB

C\Transmitter Index

Transmit Power :25W

modulate distortion: 3%

residual frequency modulation: 48dB

frequency deviation: ≤5KHz

ortho-channel power ratio: ≤-70dB

stray power: ≤5uW

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

D\Power supply

DC: 1 2 V (±10%)

waiting current: ≤ 1 6 0 m A

transmitting current: ≤ 6 A ( transmit power 25W )

E\Dimension:

128*108*28mm

Application:

Sea Communication

RTU

SCADA

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

If you have any question,welcome to contact Sarah:

sales01(at)rf-data(dot)com

my skype: rf-data