- on Audio/Video/Photography
- Published in issue 5/2005 on page 0
5.1 Surround Switch Box
simple but extremely useful
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CAM/CAD data for the PCB referred to in this article is available as a Gerber file. Elektor 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 = 10?
C1 = 100 µF 25V radial
K1-K18 = cinch socket, chassis mount, gold-plated, 6.3mm threading
S1 = switch, 1 make contact
RE1,RE2,RE3 = 12V relay, 2 changeover contacts, e.g., Meisei M4-12H 960 ?/12 V (Conrad Electronics order code 505170) or equivalent.
PCB, ref. 054009-1 from ThePCBShop