1 Stk. LM390N Batteriebetriebene Audio-Endstufe 1 Watt
3,00 €
The gain is internally set at 20 to keep the external part count low, but addition of an external resistor and capacitor between pins 2 and 6 wil increase the gain to any value up to 200. Battery Operated Audio Power Amplifier 1 Watt.
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