Altec Lansing N3000E (1967)
A passive crossover network designed for use with Altec's 3000H horn tweeter, released in 1967.
Overview
The Altec Lansing N3000E is a passive debinding network built to pair with the company's 3000H horn-type tweeter. Released in 1967, it functions as a dedicated high-frequency crossover with a fixed crossover point at 3kHz and a 12dB/octave decay rate. The unit was designed specifically to integrate into speaker systems requiring precise high-frequency management and includes a built-in continuously variable attenuator for level adjustment.
Specifications
| Released in | 1967 |
| Original price | ¥ 12,700 (1 unit, around 1970) |
| Original price | ¥ 15,500 (1 unit, after 1970 price revision) |
| Allowable input | 35W |
| Impedance | 8 Ω |
| Crossover frequency | 3kHz |
| Decay rate | 12dB/oct |
| External dimensions | Width 75x Height 130x Depth 50 mm |
Design
The N3000E is intended for use exclusively with the Altec Lansing 3000H horn tweeter. It features a continuously variable high-frequency attenuator, allowing users to adjust the output level of the tweeter to match system requirements.
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