A-FLIX SmartAmp Control - ESP32 based controller

Motorized Volume Control

  • Smooth motorized potentiometer
  • Adjustable via IR remote, physical buttons, or web interface / Android App
  • Hysteresis and debounce for stable readings

Multiple Input Selection
  • Analog, Optical, Bluetooth, and Phono inputs
  • Controlled via web interface, IR remote, or buttons
  • Visual feedback of active input

Wi-Fi Connectivity
  • Connects to existing Wi-Fi networks or creates its own hotspot
  • mDNS access via a-flix.local
  • OTA firmware updates via browser

Web Interface / Android App
  • Responsive HTML/CSS/JS interface hosted on the ESP32
  • Real-time feedback (volume, temperature, input status)
  • Display brightness control
  • Integrated settings and diagnostics panel

TFT Display with LVGL
  • Displays temperature, power state, input, and mute status
  • Circular volume indicator and system status
  • Smooth animations and power-on delay management (delay: 15s between Tube Filaments power on and power stage power on)

IR Remote Control
  • Full control of volume, mute, input, and power
  • Multycode compatibility for different remotes
  • Priority logic between remote, UI and manual control

Temperature Monitoring
  • TMP36 analog sensor
  • Auto-activation of protection relay if temperature exceeds threshold

Preferences & Persistence

  • All settings stored in non-volatile memory (NVS)
  • Auto-restore of last known state after reboot



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