Altec Lansing 3000H (1967)
A horn-type tweeter unit released in 1967, designed for high-frequency reproduction from 3 kHz to 20 kHz.
Overview
The Altec Lansing 3000H is a horn-type tweeter unit manufactured by Altec Lansing and released in 1967. Designed for use in professional and high-fidelity audio systems, it features a frequency response range of 3 kHz to 20 kHz and handles up to 35 watts of input power. It has an 8 Ω nominal impedance and is intended to be used with the N3000E adaptive network. The unit’s directional characteristics are 90° horizontally and 40° vertically, providing controlled high-frequency dispersion.
Specifications
| Type | Horn type tweeter |
| Frequency characteristic | 3 kHz to 20 kHz |
| Allowable input | 35W |
| Adaptive network | N3000E |
| Directional property Horizontal | 90° |
| Directional property Vertical | 40 degrees |
| Impedance | 8 Ω |
| External dimensions | 79 mm wide x 54 mm high x 77 mm deep |
| Weight | 0.36 |
Design
The 3000H is a horn-type tweeter unit using a multi-seller horn design. The horn itself is constructed from zinc die-cast material, contributing to its durability and acoustic performance.
Market
The Altec Lansing 3000H was originally priced at ¥27,300 per unit around 1970, later revised to ¥29,800 after 1970.
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