Traditional moo box or goat sound box with a mechanical sound of a goat.
Free Mechanical Sound Effects Download 2022: Volume X
Partially-Restored 1966 BMW R27 Could Use a Repaint, But It's Mechanically Sound - autoevolution
Mechanical Sound synonyms - 15 Words and Phrases for Mechanical Sound
Mechanical Sound Orchestra | Matt Heckert | staalplaat label
Mechanical Sound: Technology, Culture, and Public Problems of Noise in theTwentieth Century (Inside Technology): Bijsterveld, Karin: 9780262026390: Amazon.com: Books
ATB 26" with Extra'a, mechanically sound for Sale in N Grosvenordl, CT - OfferUp
Next version of emitter pulsing: Faster, more mechanically sound, easier to construct, accurate. I don't have video but I think this was hitting 5 or 6 shots per second in short bursts. :