FK278

6 ALARM SOUND SIREN

The six digitized alarm sounds of the FK278 are held permanently in a masked Read Only Memory (ROM) in a decoder IC. A transistor output amplifier drives the supplied 8 Ohm 0.25W speaker for a demanding sound suitable for toys and novelty applications.

Technical Specification

  • Power Supply : 3VDC @ 105mA max.
  • Speaker : 8 Ohm 0.25 (supplied)
  • Dimensions : 1.31" x 1.00" x 0.6" (excluding speaker : 30.7mm x 45mm x 16mm)