Surf Pi 1.2 Kit May 2026

It sounds like you’re asking about the — a popular DIY pulse induction metal detector project, often sold as a PCB + components kit.

Add a 2nd stage RC filter to the audio for smoother tones. surf pi 1.2 kit

If you want a (e.g., for a forum, social media, or blog) announcing or reviewing this kit, here’s a ready-to-use example: Title: Just built the Surf PI 1.2 kit — my first pulse induction detector It sounds like you’re asking about the —

🔧 Build difficulty: Moderate — through-hole, but needs careful coil winding and shielding. ⚡ Sensitivity: Surprisingly good on small gold jewelry and deep coins in wet sand. 🔊 Audio: Simple but effective beep/blip on targets. 🌊 Use case: Excellent for beach / saltwater hunting (it’s based on the old Whites Surfmaster design). ⚡ Sensitivity: Surprisingly good on small gold jewelry