TechCrate 003 — Breadboard Beethoven
TechCrate 003 — Breadboard BeethovenConfiguration: --
$20.99
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Build a pushbutton piano on a breadboard. Use a 555 timer, resistors and capacitors to produce different speaker tones when you press the keys.
Experiment kit contents
- 1 × 555 timer chip
- 6 × 1K resistors
- 1 × 4.7K resistor
- 1 × 0.1µF (104) capacitor
- 1 × 10µF capacitor
- 6 × pushbuttons
- 1 × 8-ohm speaker
From your Starter Kit
Breadboard, 9V battery, Battery snap connector, Jumper wires.
Subscriber instructions PDF · Build video and customer files
Optional — go further
Optional: compare the key resistor values with power disconnected and explore how they relate to pitch. The complete build and its checks work without a meter.
🎬 1080p Workbench Demonstration & Circuit Schematics
Watch step-by-step breadboard wiring, oscilloscope waveforms, and circuit verification for experiments in this series.
Vector Circuit Schematics & Wiring Diagrams
Includes high-resolution IEEE schematic diagrams, breadboard layouts, and multimeter checkpoint tables.
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Resources & Downloads
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TechCrate Welcome & Quick Start GuideStep-by-step unboxing checklist & breadboard layout guide.
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Resistor Color Code Reference ChartQuickly decode resistor values using color bands.
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