/tag-en/siren
| Title | Short description |
|---|---|
| Small electronic siren v2 | Small electronic siren with NE562. |
| Two tone siren v1 | Two tone siren using two NE555 ICs. |
| Two tone siren v2 | Two-tone siren with CMOS IC 40106. |
| Two tone siren v3 | Two tone siren using two NE555 timer ICs. |
