Heathkit was a brand that produced electronic kits for hobbyists and enthusiasts to build their own audio equipment and other electronics.

Heathkit

The Heathkit AA-1214 is a vintage stereo amplifier produced between 1973 and 1976. It is characterized by its compact design and versatile functionality, making it a suitable addition to various audio setups. The amplifier has an original MSRP of $89.95 and is designed for ease of assembly and operation, catering to hobbyists and audio enthusiasts alike. The assembly manual provides detailed guidance on parts, assembly steps, and troubleshooting. It is powered by a line voltage of 120/240VAC and runs at 100W, with power outputs of 10W, 15W, and 20W depending on the impedance of the connected speakers (16/8/4Ω respectively). The dynamic power output is rated at 14/25/30W for the same impedances. The frequency response spans from 5Hz to 30kHz at a total harmonic distortion (THD) of 0.5% and 7Hz to 100kHz with ±1dB accuracy at 1W. Notably, it shows low overall distortion rates, contributing to clear audio performance. The input sensitivity for phono sources is 2mV with an input overload of 75mV, whereas for auxiliary sources, it has a sensitivity of 190mV and an overload limit of 2.5V. The unit demonstrates good channel separation of 55dB for both phono and auxiliary inputs. With a compact dimension of 3.8 inches in height, 17 inches in width, and 13 inches in depth, coupled with a weight of approximately 13 lbs, it integrates well into various home audio environments. Its minimalist aesthetic complements modern and traditional setups alike.

AA-1214

by Heathkit

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