Modern Tug Boat Air Horn Sound Generator (AE9082)
Admiralty Electronics Sound Modules come completely wired, including speaker and switch - simply connect your power source and install in your model.
Smaller, larger and multiple speakers can be used to meet your space and/or volume requirements.
25mm x 65mm circuit board comes with a 50mm speaker and operates on 9 to 18V input power.
Can be controlled by the wired mechanical switch and a servo or an electronic switch.
Supplied in loop mode (sound cycles until switch is released)
Complete instructions give full details on all options.