Audio Level Meter Kit   Stock #: 841127 Price: $9.95 Quantity: Quantity in Basket: none BUY IN BULK! Quantity: 10-99999 Price Each: $8.95 SAVE MONEY! The louder the sound, the more the LEDs will light. This kit uses the LM3915 Bar Graph IC and an audio pre-amplifier stage to measure an audio level. It has a sensitivity adjustment to increase or decrease the microphone sensitivity level. Requires 9VDC battery. Kit.

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