Auto-Matic Alarm Systems Model OC-9
Jump to navigation
Jump to search
| Auto-Matic Alarm Systems Model OC-9 | |
| |
| Company | Auto-Matic Alarm Systems Co., Inc. |
|---|---|
| Type | Omnidirectional Electromechanical |
| Voltage | 12 V AC |
The Model OC-9 is a small, omnidirectional siren produced by Auto-Matic Alarms Systems Co., Inc, based out of Chicago, IL. Not much is known about the company or the siren, and few units exist today, with most being in private possession.
History and Design
1st generation
wip
2nd generation
wip