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Start Here

  • About WSPR
  • About Wsprry Pi
    • Attribution
  • Installing Wsprry Pi
    • Gather Hardware
    • Prerequisites
    • System Changes
    • Install WSPR
    • Additional Hardware

Operate Wsprry Pi

  • User Interface
    • Navbar
      • Transmission Indicator
      • Main Application Links
        • Wsprry Pi Links Dropdown
      • Web Page Mode
    • Card Header
      • Card Info
        • Server Control
        • Clock
    • Application Pages / Card Bodies
  • Command Line Options
    • systemd Service
    • Command Line Overview
      • Usage
    • Common Examples
    • Positional Arguments
    • General Options
    • WSPR Behavior
      • WSPR Message Types
    • Backend Selection
    • GPIO Backend
    • Si5351 Backend
    • CW / QRSS / FSKCW / DFCW Modes
      • Timing
      • Spacing
      • Envelope Control
    • Service and GPIO Controls
    • Test Tone
    • Notes
  • Advanced Operations
    • Transmission Timing
    • Frequency Calibration
      • GPIO-Based Transmissions
      • Si5351-Based Transmissions
      • AM Calibration
    • INI File
    • REST and WebSocket Interfaces
    • REST API
      • Configuration Endpoint
      • Version Endpoint
    • WebSocket Interface
      • Available Commands
      • Broadcast Events
        • Configuration Reload
        • Transmission Start
        • Transmission Complete
        • Transmission Cancelled
        • Test Tone State
    • PWM Peripheral
    • RF and Electrical Considerations

Reference

  • Wsprry Pi System Internals
    • Log Files
  • Wsprry Pi Development
    • Build Environment
    • Repository Layout
    • Submodules
      • Web UI
      • Core Support Libraries
      • WSPR and Transmission Libraries
    • Current Submodule Layout
    • Development Notes
    • Raspberry Pi 5 Support
    • Web UI Development
    • Backend Development
    • Build and Test Workflow
  • FAQ and Known Errors
    • Install Error bash: line 1: syntax error near unexpected token `<'
    • or curl: (22) The requested URL returned error: 404
    • WSPR-15 Support
    • Why 12m Looks “Noisy” on the Raspberry Pi
    • Low Pass Filter Requirements
  • Additional Reading
    • Raspberry Pi and Wsprry Pi Related
    • WSPR and Other Ham References
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