Category:Dual Toned Sirens: Difference between revisions
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Dual-toned sirens create more than one frequency, or note, at a time. They do this by either using two rows of ports on a single stator/rotor, or by using multiple stators/rotors together, generally at each end of a motor. | Dual-toned sirens create more than one frequency, or note, at a time. They do this by either using two rows of ports on a single stator/rotor, or by using multiple stators/rotors together, generally at each end of a motor. | ||
[[Category:Sirens]] | |||
Latest revision as of 20:24, 14 December 2013
Dual-toned sirens create more than one frequency, or note, at a time. They do this by either using two rows of ports on a single stator/rotor, or by using multiple stators/rotors together, generally at each end of a motor.
Pages in category "Dual Toned Sirens"
The following 60 pages are in this category, out of 60 total.