Approx. 4.8 cm/sec. with the REC MODE switch set to NORMAL Approx. 2.4 cm/sec. with the REC MODE switch set to EXTENDED Power source: DC 3V using two R6 (size AA) dry cell batteries AC house current using the AC adaptor (Aiwa AC-D302) Battery life: Battery EIAJ Recording...
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IC, LB1977M-TLM Pin No. Pin Name Description – Oscillation terminal for activate. Comparator voltage for detection output waveform. Detect speed and voltage comparison for current feedback circuit. (Connected to motor com terminal) – Connected to ground. Start/Stop terminal. VREF – Reference voltage (0.9V).