- on Miscellaneous Electronics
- Published in issue 7/2005 on page 0
Filter-based 50 Hz Sinewave Generator
The circuit is free from any kind of gain setting network.
CAM/CAD data for the PCB referred to in this article is available as a Gerber file. Elektor GREEN and GOLD members can exclusively download these files for free as part of their membership. Gerber files allow a PCB to be produced on an appropriate device available locally, or through an online PCB manufacturing service.
Elektor recommends its business partner Eurocircuits as the company of choice for its own prototypes and volume production in selected cases.
R1,R2,R3 = 47k
R4 = 4k7
R5 = 100
C1,C2,C3,C6,C7 = 100nF
C4,C5 = 1nF
C8,C9 = 47µF 25V radial
D1,D2 = zener diode 5.6V 400mW
IC1 = LF353DP
PCB, ref. 040093-1