This Arduino based little digital tachometer was originally created for counting the speed of turntables and fidget spinners. There is another. ... The 16×2 character LCD module in my LCD Keypad ...

This tutorial will guide you through the process of building a tachometer around an Arduino. Tachometers are used to measure rotation rate in Revolutions Per Minute (RPM). You don’t need much… ...

30 thoughts on “ Retro-fit Old Radio With Arduino And FM Module ” Galane says: July 2, 2015 at 1:09 am Where’s the Ard… oh, right. Report comment. Reply. lwatcdr says: ...

The HC-06 Bluetooth receiver module can be synced with and communicated with at up to 10 meters. I’ve personally tested from one end of my house to the other, and have no problems with connectivity!