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- Wed May 23, 2012 10:56 am
- Forum: DUB SIRENS
- Topic: 1st Attempt at Dub Siren
- Replies: 5
- Views: 30164
i've just finished building this dub siren, will post up some pics and maybe some samples when i'm back home. altogether a quite basic sounding device, just a squarewave i think, but a fun project. i used a 9v battery with mine, works fine. for u2 i used a tip120 op-amp that i had lying around. and ...