United States

Adcom is a brand that specializes in producing high-fidelity audio equipment.

Adcom

The Adcom GFA-535 is a dual-mono power amplifier designed to deliver high-quality audio performance at an affordable price point. Originally introduced in the late 1980s and early 1990s, it was priced around $300 and offered a power output of 60 watts per channel into 8 ohms. This model features separate power supplies for each channel, a design principle aimed at minimizing crosstalk and enhancing sound clarity. The GFA-535 was engineered by Nelson Pass, a prominent figure in audio amplifier design, and its construction includes a high-current power supply and substantial heat sinking for reliable operation. The amplifier's specifications also reveal its capability to output up to 95 watts per channel into 8 ohms and 145 watts per channel into 4 ohms when modified with upgraded components. The unit features dual pairs of output transistors, which can be upgraded to accommodate a third pair for improved performance when heavily modified. Overall, the GFA-535 is known for delivering a robust sound and reliable performance, making it a popular choice among audiophiles.

GFA-535

by Adcom

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