Posted in Arduino Hacks, Radio Hacks Tagged amplifier, arduino, diy, fm, LM4811, oled, PAM8403, radio, receiver, sh1106, TEA5767, tuner ← Quick Reload For Your Glue Sticks: The Glue Gun Six Shooter ...

So [Todd] has set out to build an Arduino frequency counter for a Kenwood TS-520S HF ham radio. This post (and the video found after the break) doesn’t cover the entire project.

It is compact, lightweight, and works great with any Arduino or Arduino compatible that supports Uno-style shields. The HamShield is the product of 12 months of design, engineering, and prototyping.