Increase piezoelectric transducer acoustic output with a simple circuit - EDN
Make this DIY Contact MIC Circuit | Homemade Circuit Projects
The Piezoelectric/Crystal Microphone · Steele Vintage Broadcast Microphone Collection · UGA Special Collections Library Online Exhibitions
A 5-channel mixer / preamplifier for piezo disks by Godfried-Willem Raes
A 5-channel mixer / preamplifier for piezo disks by Godfried-Willem Raes
Guitar Contact Microphone Preamp : 7 Steps - Instructables
Simple Surface Microphone
Binoy's Tech Blog: Using a piezo-microphone
Several Piezo contact mics with Arduino - Arduino Stack Exchange
Guitar FX Layouts: Acoustic Piezo Preamp
Contact Mic - CircuitLab
How to Build a Microphone Amplifier Circuit
Piezo Preamps
Building your own Piezo-Preamp – The Center for Haptic Audio Interaction Research
Microphones
Acoustic Guitar Pickup circuit & Wireless using TL071 | ElecCircuit.com
Alex Rice Piezo Preamplifier – Zach Poff
Piezo contact microphone hi-Z amplifier – low noise version – Richard Mudhar
contact microphone preamp buffer - MOD WIGGLER
Make this DIY Contact MIC Circuit | Homemade Circuit Projects
Simple Contact Microphone
Building your own Piezo-Preamp – The Center for Haptic Audio Interaction Research
Collin's Lab: DIY Contact Mic - Make:
audio - Electronic stethoscope / contact mic not quite working - Electrical Engineering Stack Exchange
Designing a Tin Can Piezo Microphone – DIY Recording Equipment
Piezo Preamps
