Altec Lansing SK-1 (c. 1982)
A compact full-range in-vehicle speaker unit designed for use with the TK-1 amplifier system.
Overview
The Altec Lansing SK-1 is an in-vehicle speaker unit built around a 10 cm cone-type full-range driver, intended for integration into automotive audio setups. It was designed to work in conjunction with the TK-1 amplifier, forming part of a matched system. Constructed with an aluminum die-cast frame and a metal grill mesh, the SK-1 emphasizes durability and clean acoustic output within its specified frequency range.
Specifications
| Original price | ¥ 20,000 (1 unit, around 1982) |
| Configuration | For all bands : 10 cm cone type |
| Frequency characteristic | 100 Hz to 10 kHz |
| Allowable input | 35W (continuous program) |
| Output sound pressure level (new JIS) | 92dB |
| External dimensions | Width 138x Height 138 mm |
| Driver | Equipped with a 10 cm cone type full range unit |
| Frame | Aluminum die-cast frame |
| Grill | Metal grill mesh |
Design
The housing is composed of an aluminum die-cast frame and a metal grill mesh, providing structural rigidity and protection for the full-range driver while supporting consistent acoustic performance.
Context
The SK-1 was normally intended to be used in combination with the TK-1 amplifier, suggesting it was part of a coordinated in-vehicle audio system designed for integrated performance.
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