rf transmitter

  1. Class E amp in LTspice

    Hi All: I spent a few hours tweaking this using common parts to about 90% efficiency. It can do more power out with a > 36V supply. No AM modulation , yet.
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    RF Transmitter/Receiver Distance

    I finally have my ProMicro communicating with the Raspberry Pi via 433 MHz RF Transmitter/Receivers https://media.digikey.com/pdf/Data%20Sheets/Seeed%20Technology/113990010_Web.pdf. The only problem is that the RF Transmitter/Receiver have to be right next to each other for the Raspberry Pi to...
  3. I

    RF Transmission with Aduino and Raspberry Pi

    I am trying to send a string via 433 MHz transmitter (DigiKey 1597-1223-ND) attached to a Pro-Micro 5V (https://www.sparkfun.com/products/12640) to a receiver attached to Raspberry Pi 3. I am using the RadioHead Library to send the transmission from the Pro-Micro to the transmitter found...
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    RF Receiver/Transmitter

    I am using this RF Transmitter/Receiver pair https://media.digikey.com/pdf/Data%20Sheets/Seeed%20Technology/113990010_Web.pdf I am currently trying to troubleshoot and understand the Receiver and Transmitter. I have the receiver connected to 5 volts and the out pin of the receiver connected to...
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