Check the listing for details. Crown D-75A Professional Stereo Power Amplifier 1U Rack Mount. Color: Black, Condition: Used, Made in United States. Listed at 140.00 USD. Product Overview — The Crown D-75A is a professional-grade, dual-channel power amplifier designed for high-reliability applications such as studio monitoring, small paging systems, and laboratory use. This 1U rackmount unit is known for its compact footprint and extremely low distortion. — Technical Specifications — • Model: D-75A • Form Factor: 1U Rackmount • Power Output: Typically rated at 35 watts per channel into 8 ohms / 55 watts per channel into 4 ohms • Front Panel Controls: Individual Channel 1 and Channel 2 level knobs, Power switch • Indicators: Signal presence and IOC (Input/Output Comparator) LEDs for each channel • Front Port: 1/4" Headphone jack • Electrical: 120V AC, 60 Hz, 1.5 Amps, 180 Watts max power consumption — Condition & Build….