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Std edition 2 way intercom module LM386 SMD

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Published Time: 2020-07-13 11:49:19
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Description
THIS IS AN SMD LM386 CIRCUIT. IT CAN BE USED LIKE A WALKIE TALKIE BUT WITH A MUCH MORE CLEAR SOUND.CONNECT A ELECTRET CONDENSOR MICTO THE "IN" PIN AND "GND" AND FIX A SPEAKER TO THE OUTPUT END.(IF U WANT, CONNECT A LONG WIRE TO THE MIC OR SPEAKER) AND SPEAK THROUGH THE MIC.ITS A REAL FUN AND CHEAP CIRCUIT TO PLAY WITH.
Design Drawing
schematic diagram
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PCB
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ID Name Designator Footprint Quantity BOM_Manufacturer Part
1 LM386MX-1/NOPB U1 SOIC-8_150MIL 1 LM386MX-1/NOPB
2 10uF C1,C2 C0805 2 CC0805KKX5R8BB106
3 0.1uF C3,C4 0402 2 C0402T104K4RACTU
4 Header-Male-2.54_1x4 H1 DIP-1X4P-2.54MM-M 1 210S-1*4P L=11.6MMGold-plated black
5 4.7KΩ R1 0805 1 TC0525B4701T5E
6 10KΩ R2,R3 SMD-RESISTOR 2 TC0325B1501T5E
7 Header-Male-2.54_1x2 H2 HDR-2X1/2.54 1 826629-2

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