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.
