- A snailmail box notifier using 2 Adafruit LORA transceivers, a distance sensor, sound, lights, and a servo.
Mail_Boombox_Demo.mp4
- (1) Feather M4 Express
- (1) Feather RP2040
- (2) LoRa Radio FeatherWing - RFM95W 900 MHz
- (2) 900Mhz Antenna Kit
- (2) Edge-Launch SMA Connector
- (1) I2S 3W Class D Amplifier Breakout - MAX98357A
- (1) Stereo 20W Class D Audio Amplifier - MAX9744
- (1) MG92B Metal Gear Servo
- (1) VL53L4CD Distance Sensor
- (1) 22AWG Solid Core Hookup Wire
- (1) 5V WS2812B LED Strip 3.3FT
- (2) 4" Speakers 10W @ 4Ω
- (1) TROND BT-DUO II Bluetooth Classic Transceiver
- (4) 1/4-20 x 1" Flathead tapered Screws
- (4) 1/4-20 Serrated Flange Hex Lock Nuts
- (1) M2.5 Assorted Screw Kit (long M2.5 & washer for mounting flag to servo)
- (1) BOSCH BPT14F20 1/4-20 High-Carbon Steel Tap
- (1) 1000uF Capacitor
- (1) Polymaker Polylite PETG Clear Filament 1.75mm 1kg (Entire spool used with 5 meters left)