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UHF 400-480mhz Digital Mobile Radio VHF 134-174MHz 2W 8Km Audio Transceiver Module

UHF 400-480mhz Digital Mobile Radio VHF 134-174MHz 2W 8Km Audio Transceiver Module

Brand Name:Lensen
Model Number:LS-DMR828
Minimum Order Quantity:2pcs
Delivery Time:2-6days
Payment Terms:T/T, Western Union
Place of Origin:China
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Verified Supplier
Location: Shenzhen Guangdong China
Address: 701, Yongchang Building, Xicheng Industrial Zone, Xixiang, Bao'an District, Shenzhen, China 518126
Supplier`s last login times: within 48 hours
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Product Details

UHF 400-480mhz Digital Mobile Radio VHF 134-174MHz 2W 8Km Audio Transceiver Module


Features

  • UHF band frequency: UHF 400-470mhz / VHF 134-174MHz / 320-390MHz

  • Distance up to 8Km

  • Max power output to 2W

  • low power to 0.5W

  • High Sensitivity:-124dBm

  • Bit error rate down to 1% under -121dBm

  • Independent frequency for Tx and Rx

  • Bandwidth: 12.5 / 25 KH

  • Voice and text messages communication

  • Reminder for input calling, calling status checking

  • DMR /Analog walkie talkie

  • Message transmission and reception

  • Built-in EEPROM, data saved even powered off

  • 1ppm TCXO crystal

  • 51 CTCSS

  • 166 CDCSS

  • 9 adjustable volume

  • Enhanced encryption of Voice and Text message


Application

  • Small professional walkie talkie
  • Invisible intercom system
  • Building community security system
  • Sport products
  • Handheld / Pocketable device
  • Audio surveillance system

Pin Definition


Pin No.Signal NameDefinitionDescriptionRemarks
Power1VCCDC12V±10%Maximum transmission current: 1.5A
2GNDGrounding of power supply
Signal base1GNDGrounding of power signal
2A(TXD)Data receivingTTL TX / RS232 TX / RS485-AChoose one
3B(RXD)Data transmittingTTL RX / RS232 RX / RS485-B
4NC
5DGNDGrounding of Signal
6PTTAudio transmitting control
7MIC INMicrophone input control
8SPEAKER OUTSpeaker output control
9TESTFactory testing

Pin Definition

Pin No.Signal NameDefinitionDescriptionRemarks
Power1GND

Grounding of power supply


2VCCDC12V±10%Maximum transmission current: 1.5A
Signal base1RxD (TTL)Data receiving of TTL
2A(TXD)Data receivingRS232 TX / RS485-AChoose one
3B(RXD)Data transmittingRS232 RX / RS485-B
4

TxD

(TTL)

Data Transmitting of TTL
5DGNDGrounding of Signal
6PTTAudio transmitting control
7MIC INMicrophone input control
8SPEAKER OUTSpeaker output control
9TESTFactory testing

China UHF 400-480mhz Digital Mobile Radio VHF 134-174MHz 2W 8Km Audio Transceiver Module supplier

UHF 400-480mhz Digital Mobile Radio VHF 134-174MHz 2W 8Km Audio Transceiver Module

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