BioAmp v1.5

Single chip biopotential amplifier.

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BioAmp v1.5 is a single chip Bio-potential amplifier for recording any Bio-potential signal non-invasively. It's compatible with Backyard Brains Spike Recorder, which you can use to record and visualize all the Bio-potential signals.

A short demo of BioAmp v1.5

Intro to BioAmp v1.5

Assembly Guide

  • 1 × BioAmp v1.5 PCB
  • 1 × TL074 Amplifier and Linear ICs / Operational Amplifiers
  • 6 × 10k 1% Resistor
  • 2 × 220k 1% Resistor
  • 2 × 100k 1% Resistor

View all 16 components

  • 1
    Blank PCB

    Order the BioAmp v1.5 Kit from Tindie and you'll receive a PCB just like shown below.

    This PCB is the starting point of our build, solder components as per the instructions below to get your own BioAmp v1.5 ready to record BioPotential signals. Keep this interactive BOM link handy to help you with the build process.

  • 2
    Resistor 1k

    We will start with all the resistors first, for this step you solder a 1k resistor at R11 as shown in the interactive BOM. The image below shows the exact placement.

  • 3
    Resistor 10k

    Solder 6 x 10k resistors at R1, R2, R5, R6, R7, and R8.

View all 16 instructions

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