Also in the collection |

Faraday 6234-E
Category : Faraday
I believe the “E” appendage on the end of the model number means it is a sync-strobe.

Simplex 4259-25
Category : Simplex
This is a photoelectric smoke detector from the mid to late 1970’s.

EST 882-2B
Category : EST/Edwards
This unit has an electronic horn rather than an electromechanical mechanism.