837A Avalon (Rev. 2)
| Brand | Altec Lansing, Altec |
| Manufacturer | Altec Lansing Corporation, LTV Ling Altec, Inc., Ling-Temco-Vought, Inc |
| Series | Playback |
| Function | Speaker |
| Produced | 1964-1965 |
| Country | United States |
| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Dimensions | 88.9 × 75.8 × 45.1 cm (W × H × D) |
| Frequency Response | 30Hz-22kHz |
| Treble | 8.6"x18.4" Horn (Altec 804A, Altec 811B) |
| Midrange/Bass | 12" Paper Cone (Altec 414A) |
| Impedance (Nominal) | 8Ω |
| Crossover Frequency | 800Hz |
| Power Handling | 30W |
| Enclosure Type | Bass Reflex |
| Finish | Walnut, Mahogany |
| MSRP (1964) | $289.50 |