@▷ Diesel Sound Effect Generator Circuit Schematic Diagram | Diagram for Schematic

Diesel Sound Effect Generator Circuit Schematic Diagram

The following diesel sound effect generator produces a sound which similar to a diesel sound. It can be put inside a locomotive miniature and sounds like a real one. The circuit uses 12V DC input provided by the train track.

Diesel Sound Effect Generator Circuit Schematic Diagram

Diesel Sound Effect Generator Circuit Schematic Diagram

There is an alternate way to improve the sound volume. You can take an empty 35mm film canister and cut a hole in the lid. The hole should have a diameter nearly as large as that of the speaker. Place the speaker facing up on your workbench with the diesel sound generator running. Place the canister onto the speaker in order to make the speaker facing into the hole. A tremendous increase in volume and also the bass response. This system similar with a speaker box installation system to provide greater sound.

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