| Quantity | Component name | |
| 4 | × | Adafruit Quad Alphanumeric Display / I2C Backpack Version https://www.adafruit.com/product/2157?gclid=Cj0KCQiAqvaNBhDLARIsAH1Pq534hNwRHBgvzt8Nnf-Se2qFAmqIo0sMUgb6ww6mP1Wvbyvl6bQv8y4aAlbmEALw_wcB |
| 1 | × | PAM8403 2x 3W Mini Digital Power Amplifier Board https://www.amazon.com/HiLetgo%C2%AE-PAM8403-Digital-Amplifier-2-5-5V/dp/B00LODGV64/ref=sr_1_4?crid=AYKQCLE2Q8L1&keywords=pam+amplifier&qid=1639851870&s=electronics&sprefix=pam+amplifier%2Celectronics%2C113&sr=1-4 |
| 1 | × | Ardunio / RPi Micro SDHC Mini TF Card Adapter Reader (SPI) https://www.amazon.com/Adapter-Reader-interface-driver-Arduino/dp/B01MSNX0TW/ref=asc_df_B01MSNX0TW/?tag=hyprod-20&linkCode=df0&hvadid=167141218295&hvpos=&hvnetw=g&hvrand=12795261689413502293&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9031971&hvtargid=pla-305154590559&psc=1 |
| 1 | × | ATmega 328p (or Ardunio Uno, Pico, ...) Doesn't matter as long as it has enough IO pins and memory! |
| 1 | × | 16 Mhz Crystal Only needed if you are making your own Arduino-board like I did |
| 2 | × | 20 pF Capacitors for Crystal Only needed if you are making your own Arduino-board like I did |
| 5 | × | NO Push Button |
| 1 | × | Power Switch |
| 2 | × | Loudspeaker The exact trype doesn't matter, the PAM can drive many standard 4 / 6 / 8 Ohm speakers |
| 1 | × | LED Lens Filters Optional, as many as you need to cover the Adafruit displays |
| 1 | × | Aideepen (or Catalex or...) YX5300 UART Control Serial MP3 Music Player Module https://www.amazon.com/Aideepen-YX5300-Control-Serial-Arduino/dp/B01JCI23JG/ref=sr_1_2_sspa?crid=1PPZAXU0809Y&keywords=mp3+player+arduino&qid=1639851820&s=electronics&sprefix=mp3+player+arduin%2Celectronics%2C237&sr=1-2-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUEzUDQyVE4zRFpYWFFWJmVuY3J5cHRlZElkPUEwODUzMTM0MkVGVzFHNEc1NEpNRyZlbmNyeXB0ZWRBZElkPUEwMjE5ODkyM1EwSUdPOFZVVDFYQiZ3aWRnZXROYW1lPXNwX2F0ZiZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU= |
| 2 | × | Micro SD Card 1 for the quotes, 1 for MP3 songs |
| 1 | × | Hot glue |
| 1 | × | Double sided extra strong SCOTCH mounting tape (25 pounds) |
| 1 | × | Piece of red oak I got this from Ace |
| 1 | × | LM7805 5V Voltage Regulator |
| 1 | × | 100 uF Electrolytic Capactior For voltage regulator |
| 1 | × | 10 uF Electrolytic Capactior For voltage regulator |
Michael Wessel