Altec Lansing 890C Bolero (1970)
A bookshelf speaker system with passive radiator design, released in 1970.
Overview
The Altec Lansing 890C Bolero is a bookshelf-type speaker system introduced in 1970. It features a 2-way, 2-speaker configuration with a passive radiator for enhanced bass response. This model is a renewal of the 890B, distinguished by design updates including a lattice grill. Built around proven Altec Lansing driver technology, it uses a 25 cm cone woofer and horn tweeter for balanced audio reproduction.
Specifications
| Type | 2-way, 2-speaker, passive radiator system, bookshelf type |
| Woofer | 25 cm cone type (406-8C) |
| Tweeter | Horn Type (3000H) |
| Network | N-3000E |
| Impedance | 8 Ω |
| Frequency characteristic | 40 Hz to 20 kHz |
| Allowable input | 50W |
| External dimensions | Width 660 x Height 380 x Depth 300 mm |
Design
The 890C Bolero uses a phase inverter design, with a 25 cm cone passive radiator named "Phase Inverter" to extend low-frequency performance. The system mounts a 25 cm cone type woofer (406-8C) with free suspension for bass reproduction and a horn type tweeter (3000H) for high frequencies. The crossover network, labeled N-3000E, is integrated into the system. A lattice grill was added as part of the design update from the earlier 890B model.
Market
The Altec Lansing 890C Bolero had an original price of ¥161,000 at release in 1970.
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