ePanorama.net – Circuits
| Audio | Video | |
| Computer | Light Effects & Controllers | |
| Data Communications | Power Supplies | |
| Telephone | Misc Circuits | |
| Measuring Equipments | ||
| These circuits are designed by Tomi Engdahl. Neither ELH Communications nor Author take any responsibility. |
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| More circuits information have been added to the site lately and can be found in below pages. | ||
| Schematics Section: | ||
| Alarms | Audio | |
| Automotive | Clocks | |
| Computer | Digital | |
| Lights | Marine | |
| Misc | Non_electronic_stuff | |
| Power Electronics | Radio | |
| Servicing | Sony | |
| Test_equipment | Video | |
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| Even more circuits. Now from Zen. | ||
| Zen Schematics: | ||
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| DMX PC Keyboard Interface | PC Based DMX512 Lighting Desk | |
| Digi Pack | DMX 512 Printerport Interface | |
| PIC16F84A Discolight Effect with bass beat control | ||