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Summary of Contents for RPC SMT NinoTNC
- Page 1 SMT NinoTNC Multi-Speed Multi-Mode KISS Modem User Manual Rev A. (April 2024)
- Page 2 Table of Contents Introduction Device Overview Interface Connections and Switches DIP Switch Configuration Table...
- Page 3 1. Introduction Thank you for purchasing the SMT NinoTNC! This is a fully assembled and tested SMT (surface mount technology) version of the popular NinoTNC kit designed and produced by Nino Carillo KK4HEJ and Tadd Torborg KA2DEW Thank you to the individuals who helped with the testing and refining of the SMT...
- Page 4 2. Device Overview Front Edge...
- Page 5 3. Interface Connections and Switches The SMT NinoTNC uses a standard USB B connector for connection to the host computer and a miniDIN 6 (standard pinout) connector for the radio interface. There is also a six position bank of DIP switches on the board for setting the mode, speed and FEC.
- Page 6 Receive Audio Routing Switch This switch is important because it determines which receive audio pin on the miniDIN radio port is used to route the audio from your radio to the modem. In some cases, it prevents you from having to modify or physically change a cable that might have been previously made for one speed.
- Page 7 DATA/MIC - This is used to set the transmit audio level range. In most cases “MIC” will provide adequate transmit audio. In some cases, such as commercial grade radios, more transmit audio might be required. Set the switch to the “DATA” position and this will provide a higher level of audio to adjust.
- Page 8 DPSK OP A IL2P 2400 AFSK OP A AX25 1200 AFSK OP A IL2P 1200 BPSK OP B IL2P/CRC QPSK OP B IL2P/CRC BPSK OP B IL2P/CRC 1200 QPSK OP B IL2P/CRC 2400 AFSK OP B AX25 AFSK OP B IL2P AFSK OP B...
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