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Hook-up & use
14 . IC's. Watch the position
of the notch!
IC1 : ISD1420 or eq.
15. Hook-up & Use
Basic application : see section 15
Connect the included miniature speaker to the 'SPEAKER' connector SK7 using the supplied wire. If you decide
to use a different speaker, get one with an impedance between 4 and 8 ohms, and a power rating of 0.25W to 2W.
Higher power ratings will result in poor performance.
*Power supply :
AC powered : A connector is provided to connect a wall adaptor with an output voltage of 8 to 15VDC. Watch the
polarity : the center pin is positive.
Battery powered : Six-volt battery operation (e.g. 4 x AA battery) is possible via connector SK2. Watch the polarity.
*How to record a message :
Press and hold the 'RECORD'-button. LD1 will light. The built-in microphone will capture your message. Release
the 'RECORD'-button to end the recording. If LD1 turns off during recording, the memory is full and recording is
stopped. Max. recording time is 20 seconds.
7
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