Machine Recycling Discussion and Moderated Newsgroup > Full Machines
> Complete Machines
> Woodwworking
> West
> Dsc sdm-100 dual tone siren module drive board SDM100
Dsc sdm-100 dual tone siren module drive board SDM100
DSC SDM-100 Dual Tone Siren Driver Module
The DSC SDM-100 has a single input which controls the output tone (yelp or Pulsing).
If the output from the control panel is a steady DC voltage, The SDM-100 will generate a yelp tone.
If the panel output is pulsing, the SDM-100 will generated a pulsing tone.
These are brand new items, in factory sealed packages.
