| Artist | : | Birdsong Doorbell – Dual NE555 Breadboard Circuit |
| Title | : | DIY Simple Circuits |
| Duration | : | 197 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | Birdsong Doorbell – Dual NE555 Breadboard Circuit |
| Title | : | DIY Simple Circuits |
| Duration | : | 197 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |