RF Link Transmitter - 315MHz

via SparkFun
$9.65
SKU SF-WRL-10535

We have 4 units in our Sydney Warehouse available for immediate dispatch.

We can get a further 76 units into Australia from SparkFun. If you order today, we can dispatch this stock between Nov 29, 2024 - Dec 01, 2024.

These wireless transmitters work with our 315MHz receivers. They can easily fit into a breadboard and work well with microcontrollers to create a very simple wireless data link. Since these are only transmitters, they will only work communicating data one-way, you would need two pairs (of different frequencies) to act as a transmitter/receiver pair.

Note: These modules are indiscriminate and will receive a fair amount of noise. Both the transmitter and receiver work at common frequencies and don’t have IDs. Therefore, a method of filtering this noise and pairing transmitter and receiver will be necessary. The example code below shows such an example for basic operation. Please refer to the example code and links below for ways to accomplish a robust wireless data link.

Features:

  • 315MHz
  • 500ft range (given perfect conditions)
  • 4800bps data rate
  • 5V supply voltage

Documents:

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