The Energy Concepts 20900 Combination Bench Power Supply Variac is a vintage audio accessory designed to provide a stable power supply for tube amplifiers. This product combines a power supply and variac features in one compact unit, making it a convenient and efficient solution for vintage audio enthusiasts looking to power their tube amplifiers with consistent and adjustable voltage. With the Energy Concepts brand known for quality and durability, this model is a reliable choice for those seeking a vintage audio power supply solution.
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