Pages

• Home
• Programs
  • Beacons
    • CW + carrier
    • FST4 + CW + carrier
    • FST4W
    • FT4 + CW + carrier
    • FT8 + CW + carrier
    • FT8 + CW + dashes
    • FT8 x 3 + CW + carrier
    • International Beacon Project
    • JS8 + CW + carrier
    • JT9 + CW + carrier
    • ModeX + CW + carrier
    • PI4 + CW + carrier and multiplier
    • Synchronized Beacon Project
    • WSPR + CW
    • WSPR and multiplier
  • FST4W transmitter
  • Frequency counter
  • GPSDO
  • Multi LO
  • QO-100/Es’hail
  • Signal generator
  • Test programs
    • Blink
    • BoardTest
    • Chip manager
    • Disable I2C user bus
    • I2C scanner
    • SigGen SX1509 test
    • SigTest
    • TFT designer
    • ucenter
    • VFO SX1509 test
  • VFO
  • WSPR transmitter
  • Template
• Tutorials
  • Analog out (DAC)
  • Communication
    • I2C (Wire)
    • Serial
    • SPI
    • USB
  • Displays
  • GPS
  • Keypad
  • Pulse Width Modulation
  • Push button
  • Real Time Clock
  • Rotary encoder
  • Si5351A
  • ULN2803A
• Docs. & tools
  • Hardware
    • Displays
    • Mechanics
    • Modifications
  • Software
    • Arduino
    • Program structure and flow
    • Library
    • Updating the library
    • UART, I2C and SPI
    • EEPROM map and types
    • Typically used I2C addresses
    • Driver installation
  • RFzero Manager
  • RF performance
  • Troubleshooting
  • Key datasheets
  • Third party solutions
    • 3D solutions
    • PA 50 MHz AFT05MS031N
    • PA 50 MHz RD70HVF1
    • PA VHF and up
    • Software
  • Tools
    • Binary, decimal and hex
    • Si5351A frequency tool
    • WSPR hash collision
    • WSPRnet locator update
• Getting started
  • Hardware
  • Software
  • Troubleshooting
• Users
• Shop
• Contact
• Site map