Shenzhen Qianhai Lensen Technology Co., Ltd
5 1

25W Wireless Audio Transceiver Module 20km VHF 150MHz/230MHz UHF 433MHz VOX Module

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Shenzhen Qianhai Lensen Technology Co., Ltd
[China]

Address
701, Yongchang Building, Xicheng Industrial Zone, Xixiang, Bao'an District, Shenzhen, China 518126 Shenzhen Guangdong
Phone
86-0755-36553012
Contact name
Sunny

Quick Information

  • Brand Name: Lensen
  • Place of Origin: China
  • Model Number : LS-V25000

Description

LS-V25000 radio modem is a professional high performance data transmission radio combining with newest RF chip and wireless communication technology. This radio supports multiple frequency band, VHF or UHF. With 25W power output, it has long transmission distance which reaches about more than 20km in open air.

 

I: Features:

1. High power output: 10W or 25W

2. Long transmission distance: up to 20km

3. VHF band 150MHz band or 230MHz band or 450MHz

4. Data transmission, voice transmission both ok

5. Double PLL, double VCO, High reliability

6. VOX function

 

II. Data sheet

 

A,General Index

frequency:VHF and UHF frequency band (150MHz, 230MHz), can store about 400 channels

frequency tolerance:±2.5ppm

Channel spacing:25 KHz

antenna impedance:50Ω

environment temperature:-35 ~+75

modulate mode:MSK

air baud rate:1200bps/2400bps

 

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: 12 V (±10%)

waiting current: ≤ 1 6 0 m A

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

 

E,Dimension:

128*108*28mm

 

III. Pin Definition

 

 

 

Connector Pin No. Pin name Description Remarks
Power connection VCC DC:12V

Please use power

DC 12V, more than 8A

  GND Ground of power supply  
Signal connection TTL(TxD) TxD of TTL  
  RxD()

RxD of RS-232

RS-485 A

RS-232,RS-485,TTL, only one valid
  TXD()

TxD of RS-232

RS-485 B

RS-232,RS-485,TTL, only one valid
  TTL(RxD) RxD of TTL  
  GND Signal ground  
  PTT Audio transmitting enable Low level is for transmitting
  MIC Audio signal input Microphone input,modulation sensitivity 10mV
  SP Audio signal output Audio amplifier output 8ohm 0.5W
  SQ Receiving signal checking Receiving carrier signal, high level

 

Application of LS-V25000

Salvage, Marine control

public traffic

industrial automatic control

electric power schedule

water conservancy monitor

signal collection and transmission of railway system

oil extraction and transportation control

measure of oil or water wells

hydrological monitoring

weather station monitoring

forest protection

intelligent building

geological reconnoiter

mobile location

military training


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