Altec Lansing Speakers

Browse our collection of Altec Lansing speaker documentation, including the legendary Voice of the Theatre cinema systems, the iconic Duplex coaxial drivers, and the acclaimed home hi-fi series.

Voice of the Theatre (VOTT)

The legendary cinema speakers that defined movie theater sound from 1947 through the 1970s.

• VOTT A7 (1947-1970s) - The iconic full-size cinema system
• VOTT A5 - Mid-sized version with 15" woofer
• VOTT A4 - Compact version with 12" woofer

Duplex Coaxial Speakers

The world's most famous coaxial loudspeakers, used in recording studios worldwide.

• 604 Series Overview - Complete history of the legendary Duplex
• 604-8G Super Duplex (1973-1979) - The definitive 604
• 604E Super Duplex (1964-1973) - Evolution of the classic
• 605A Duplex (1959-1964) - The controversial alternative

Home & Hi-Fi Speakers

Altec brought professional-grade performance to home listeners.

• Model 19 (1977-1980s) - "The Nineteen" - Studio quality for home
• Model 15 (1972-1980s) - Large 3-way floorstanding
• Model 14 (1972-1980s) - 3-way floorstanding
• Model 83 (1975-1980s) - Compact 2-way bookshelf
• Model Seven (1975-1980s) - Premium bookshelf
• Model One (1978-1980s) - Entry-level bookshelf

Documentation

• Altec Datasheets - Specifications and technical data
• Altec Manuals - Owner manuals and service information