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EDT R14, R15 values changed\ndue to availability Kassu used 1 uF | Polarized capacitor | | | | | | | R25, R27, R29 | 2 | 1N5817 | Schottky diode | | | R30 | 1 | Conn_01x02 | SIP socket, 2.54 mm, 1x10 Pin header, 2.54 mm, 1x7 Pin socket, 2.54 mm, 1x10 | | J6, J10, J11 | 3 | 2N3904 | Small Signal NPN Transistor, TO-92 | | | | Q1, Q2, Q3 | 3 | 4.7k | Resistor | .

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