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Front of Kidde Smoke Alarm, Model i4618A.
Back of Kidde Smoke Alarm, Model i4618A.
Components inside Kidde Smoke Alarm, Model i4618A.
Ionization Chamber and Sensor - Kidde Model i4618A Smoke Alarm.
One of the Sensor Plates is directly connected to the Custom
Analog Integrated Circuit below the Ionization Chamber.
Americium 241 Radiation Source
from Kidde Smoke Alarm Model, i4618A.
Horn for Kidde i4618A Smoke Alarm.
Piezoelectric disk for Horn of Kidde i4618A Smoke Alarm.
Back of Printed Circuit Board for Kidde i4618A Smoke Alarm.
