Audio Level Meter LM3915
Zeigt Anhand LED`s den GAIN Level an
Part List 1x LM3915 IC 2x 0.1uF Ceramic Disk Capacitor 1x 2.2uF 25V Electrolytic Capacitor 1x 1N914 Silicon Diode 1x 2N3906 PNP Transistor 1x 619K 1/4W Resistor 2x 1K 1/4W Resistor 1x 100K 1/4W Resistor 1x 1M 1/4W Resistor 10x Standard LED or BarGraph