Altec Lansing Model 505
A sealed 3-way tall boy speaker system with carbon fiber drivers and a hermetically sealed enclosure, sold in Japan for ¥148,000 around 1990.
Overview
The Altec Lansing Model 505 is a tall boy type 3-way speaker system built for high-fidelity audio reproduction. Manufactured by Altec Lansing, it features a fully sealed enclosure designed to minimize resonance and deliver tight, controlled bass. The system uses premium materials throughout, including walnut natural wood for the exterior finish and advanced driver technologies for accurate sound across frequencies. It was sold in Japan at a price of ¥148,000 per unit around 1990.
Specifications
| Type | 3-Way, 3-Speaker, Sealed System, Tall Boy Type |
| Woofer | 25 cm cone type |
| Midrange | 5 cm Dome Type |
| Tweeter | 2.5 cm dome type |
| Impedance | 4 Ω |
| Rated input | 100W |
| Max Input | 200W |
| Output sound pressure level | 92dB/W/m |
| Crossover frequency | 250 Hz, 3.5 kHz |
| External dimensions | Width 305x Height 851x Depth 340 mm |
| Weight | 30.0kg |
Design
The enclosure is hermetically sealed to enhance acoustic performance by eliminating unwanted air leakage. The exterior is finished entirely in walnut natural wood, giving it a refined, high-end appearance. The 25 cm cone woofer uses carbon fiber vibration plates for improved rigidity and reduced distortion. The 2.5 cm high-frequency dome tweeter employs a polyimide diaphragm with titanium vapor deposition, enhancing high-frequency clarity and durability.
Market
The Altec Lansing Model 505 was priced at ¥148,000 per unit in Japan around 1990, indicating a premium market position during its release.
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