VK3HN's repositories
Arduino_si5351_VFO_Controller_Keyer
A controller for a multi-band homebrew SSB/CW transceiver, targeting Arduino Nano and si5351 PLL.
Simple_CW_keyer
Basic CW keyer for Arduino
WSPR_GPS_Beacon
This is a single-band WSPR beacon that uses an si5351 for frequency synthesis and a ublox 6M GPS unit for time synchronisation.
Nano_Beacon
A multiband local CW beacon for receiver testing
SWR_Power_Monitor
A simple SWR and power monitor, intended for an Arduino Nano and directional coupler built into an AM transmitter.
PCB_Triple_Buck_Regulator
PCB for three LM2576 buck regulators.
VFO_Controller_for_Base_Transmitter
An Arduino and si5351 VFO and Controller, designed for an AM transmitter, suitable for other base transmitters/transceivers.
Arduino_presence_sensing_morse_clock
An Arduino sketch to implement a RealTime clock, which senses your presence using an ultrasonic transducer, and emits the time at minute intervals in morse code.
PCB_100V_Switching_Regulator
0..100V DC at 5 amps switching (buck) regulator for AM transmitter.
Si5351Arduino
Library for the Si5351 clock generator IC in the Arduino environment
si5351SigGen
A basic 3-channel DC-160MHz RF Signal Generator using an Arduino Nano and si5351