2KM Long Range RF link kits w/ encoder and decoder
Introduction
This is a super long-range 433mhz RF link kit. It comes with VCO, PLL technology, steady frequency and super anti-jamming ability. You can directly use it with your projects, like wireless data transport, remote control, etc.
Specifications
Parameter | Value |
---|---|
Working voltage | Receiver(3-5V), Transmitter(3-9V) |
Working current | ≤2.5mA(5.0VDC) |
Principle of operation | Superhet(VCO, PLL) |
Modulation | OOK/ASK |
Working band | 433.92MHz (customized service available) |
Bandwidth | 1.5MHz |
Sensitivity | -105dBm (50Ω) |
Rate | <5Kbps |
Decoding form | PT2272 |
Antenna length | 18cm |
Transmission range | 2 km |
Application Ideas
- Wireless switch
- Remote transmission
- Wireless control
Hardware Overview
Getting Started
- Please follow the Instruction to hook up the communication system.
- Connect battery, button and transmit boards.
Note
Please use 3-5V power source! 9V will damage the receiver board.
- Connect battery, LEDs and receiver boards.
Note
Do not put RX module and TX module too close: this would prevent them to work. Make sure that the RX module and TX module are at least 1 meter away from each other.
- When we press the button on the Transmitter side, the related LED on receiver side will be turned on.
Resources
-
[Instruction] Transmitter and receiver Setup Manual
-
[Datasheet] Datasheet for PT2272 and PT2262
Help us make it better
Welcome to the new documentation system of Seeed Studio. We have made a lot of progress comparing to the old wiki system and will continue to improve it to make it more user friendly and helpful. The improvement can't be done without your kindly feedback. If you have any suggestions or findings, you are most welcome to submit the amended version as our contributor via Github or give us suggestions in the survey below, it would be more appreciated if you could leave your email so that we can reply to you. Happy Hacking!