The three digitized music song are held permanently in an IC MB95F274. A transistor output amplifier drives the supplied 8 ohm 0.25W for a demanding sound suitable for toy, alarm, small bell etc.

Technical Specification

  • Power supply : 3-4.5VDC.
  • Electric current consumption at 3VDC : 85mA (working), 60mA (standby).
  • Electric current consumption at 4.5VDC : 105mA (working), 80mA (standby).
  • There are three switches for select the music song (Jingle Bells, It's a Small World and Happy Birth Day).
  • IC board dimension : 1.37 in x 1.15 in.

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