Eelvõimendiga mikrofon

[ALFA5]

[img:586:640]http://i169.photobucket.com/albums/u209/zs1i/FULLVIEWPREAMPMIC.jpg[/img][img:640:272]http://i169.photobucket.com/albums/u209/zs1i/CIRCUITDIAGRAMMIC.jpg[/img][img:335:344]http://i169.photobucket.com/albums/u209/zs1i/PCBMIC.jpg[/img][img:343:359]http://i169.photobucket.com/albums/u209/zs1i/COMPONENTOVERLAY.jpg[/img]JUPID:

R1 = 200 Ohm
R2 = 10k
R3 = 470K
R4 = 220 Ohm
R5 = 1K2

C1 = 100 pF Ceramic
C2 = 0.001 uF Ceramic
C3 = 0.001 uF Ceramic
C4 = 1 uF Electrolyt
C5 = 1 uF Electrolyt
C6 = 47 uF Electrolyt
D1 = Red LED
Mic = Electret 2 Pin
Q1 = BC182 NPN Transistor