612C
| Brand | Altec, Altec Lansing |
| Manufacturer | Altec Corporation, Electori Co. Ltd. |
| Function | Speaker |
| Produced | 197?-1982 |
| Form Factor | Bookshelf / Stand Mounted |
| Signal Path | Passive Hardware |
| Dimensions | 64.8 × 74.9 × 50.8 cm (W × H × D) |
| Weight | 53kg |
| Frequency Response | 20Hz-20kHz |
| Driver | 15" Coaxial Horn/Paper Cone (Altec 604-8G) |
| Sensitivity (New JIS) | 104dB |
| Impedance (Nominal) | 8Ω |
| Crossover Frequency | 1.5kHz |
| Power Handling (Nominal) | 40W |
| Enclosure Type | Bass Reflex (Altec 612C) |