The Mint-box Piezo Buffer
Alex Rice Piezo Preamplifier – Zach Poff
Collin's Lab: DIY Contact Mic - Make:
Guitar Contact Microphone Preamp : 7 Steps - Instructables
The Piezoelectric/Crystal Microphone · Steele Vintage Broadcast Microphone Collection · UGA Special Collections Library Online Exhibitions
Guitar FX Layouts: Acoustic Piezo Preamp
operational amplifier - What is a good circuit for recording a piezo contact microphone or an electric guitar pickup? - Electrical Engineering Stack Exchange
Looking for piezo mic amplifier circuit - DIY STUFF - Look Mum No Computer Thingies
Simple Microphone to Speaker Amplifier Circuit Diagram
Piezo contact microphone hi-Z amplifier using a FET – Richard Mudhar
Simple Contact Microphone
Piezo Preamps
How to Build a Microphone Amplifier Circuit
Contact Mic - CircuitLab
Building your own Piezo-Preamp – The Center for Haptic Audio Interaction Research
A 5-channel mixer / preamplifier for piezo disks by Godfried-Willem Raes
building contact microphones - john grzinich
A 5-channel mixer / preamplifier for piezo disks by Godfried-Willem Raes
Piezo Preamps
Designing a Tin Can Piezo Microphone – DIY Recording Equipment
How to Build a DIY Contact MIC Circuit
Binoy's Tech Blog: Using a piezo-microphone
Building your own Piezo-Preamp – The Center for Haptic Audio Interaction Research
Simple Contact Microphone
Microphones
How to Build a DIY Contact MIC Circuit
Acoustic Guitar Pickup circuit & Wireless using TL071 | ElecCircuit.com
