Altec Model Seven

Name: Altec Model Seven
Brand: Altec

1975 - 1980s

The Altec Model Seven was a premium bookshelf speaker that bridged the gap between the compact Model One and the floorstanding Model 19. With a 10" woofer and horn-loaded tweeter, it offered significant performance in a relatively compact enclosure.

Specifications

Type	2-way, bass-reflex bookshelf loudspeaker
Low Frequency Driver	10" (250mm) cone woofer
High Frequency Driver	Compression driver on small horn
Crossover Frequency	1,800 Hz
Nominal Impedance	8 Ω
Power Handling	40W continuous
Sensitivity	95 dB/W/m
Frequency Response	40 Hz - 18 kHz
Dimensions	20" H x 13" W x 11" D (approximate)
Weight	Approximately 35 lbs per speaker

Design Features

Horn-Loaded HF: Maintained Altec's horn-loading tradition even in a bookshelf design
10" Woofer: Larger than typical bookshelf speakers of the era, providing fuller bass
High Efficiency: 95 dB sensitivity allowed use with modest amplifiers
Quality Cabinet: Well-braced enclosure with quality crossover components

Performance

The Model Seven was known for:

Dynamic, uncompressed sound typical of Altec designs
Bass response that belied its bookshelf classification
Clear, detailed highs from the horn-loaded tweeter
Wide soundstage and excellent imaging

Applications

Primary stereo system in small to medium rooms
High-quality secondary system
Studio nearfield monitoring (in some installations)
Component of larger multi-room systems

Collectibility

The Model Seven is less commonly seen than the Model 19 but is valued by collectors who appreciate its balance of performance and manageable size. Well-maintained examples are sought after by Altec enthusiasts.

Images

The following sources may have images of this equipment. Always verify license terms and provide proper attribution when required.

Source 1: HiFi Wiki

Link: HiFi Wiki
License: Varies - check individual image
Attribution Required: Yes
Commercial Use: Unknown - verify on site
Notes: User-contributed content. Attribution recommended.

Source 2: HiFi Engine

Link: HiFi Engine
License: User-contributed manuals
Attribution Required: Yes
Commercial Use: Reference only
Notes: Great for specs/manuals. Request permission for images.

Source 3: Audio Database

Link: Audio Database
License: User-contributed
Attribution Required: Yes
Commercial Use: Unknown
Notes: Verify license before use.

Source 4: Radio Museum

Link: Radio Museum
License: User-contributed
Attribution Required: Yes
Commercial Use: Unknown
Notes: Attribution required for user photos.

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