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Low Power Long Range RF Modem
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Low Power Long Range RF Modem
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Low Power Long Range RF Modem
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433MHz Long Range Radio Modem from HAC. These small modems use a seamless serial interface - whatever enters the TX pin at 9600bps shows up on the other unit's RX pin. All buffering and error detection is handled internally. With only 10mW output, it had a range of over 500 meters!

This unit can has both TTL level serial (for microcontrollers) and RS232 for incredibly simple serial cable replacement!

Note: Sold as a single unit (you will need at least two!)

  • Operating Voltage: 3.3V-5.5V
  • 9600bps over 500m
  • Modulation type: GFSK
  • 8 Channels jumper selectable
  • Low power : 30mA RX, 40mA TX, 20uA Sleep
  • Small footprint size: 26x47mm


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Low Power Long Range RF Modem 433Mhz (TTL and RS232)

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