Ramsey Electronics SHA1 Manual de Instruções descarregar pdf (Página 5)

SHA1• 5

C3 is another coupling capacitor, and it serves the same

purpose as C1 at the start of the circuit. This prevents the DC

portion of the signal on the output of U1 from being sent to the

earphones.

VR1, C15 and C16 supply the regulated DC voltage for the

circuit.

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Ramsey Electronics SHA1 Manual de Instruções Página 5