Altec N-809-8A
An 800Hz attenuator-crossover network used in Altec A7 speaker systems.
Overview
The Altec N-809-8A is a crossover/dividing network manufactured by Altec. It functions as both an attenuator and crossover, designed for use in Altec A7 speaker systems. The unit operates at a crossover frequency of 800Hz and is built for 8-ohm speaker loads. It was likely deployed in musical instrument and public address (MI/PA) applications, given its association with professional audio systems of the era.
Specifications
| Crossover frequency | 800Hz |
| Impedance | 8 ohms |
Design
The N-809-8A includes an attenuator section and is specifically engineered to integrate with the Altec A7 system. A schematic diagram exists for the unit, confirming its internal layout and signal routing, though detailed component specifications are not available.
Market
A recent listing noted a retail price of $525.00 (US) for the unit, indicating current market demand. One owner remarked there is "not much to restore really," suggesting the unit is relatively simple to maintain. Interest remains active among vintage audio enthusiasts, with ongoing forum inquiries seeking technical details.
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