Parasound Halo A21 amplifier in excellent condition - 2000's
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Parasound Halo A21 stereo amplifier in excellent condition
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The Parasound Halo A21 is a high-performance, THX Ultra2-certified Class AB stereo power amplifier designed by legendary audio engineer John Curl.
Key Specifications
- Power Output: 250 watts per channel into 8 ohms, and 400 watts per channel into 4 ohms (can be bridged up to 750W–700W+ in mono).
Design Topology: High-bias Class A/AB operation (delivering initial watts in pure Class A for lower listening fatigue) with J-FET input, MOSFET driver, and beta-matched bipolar output stages.
Power Supply: Massive 1.2kVA toroidal power transformer and 100,000 µF filter capacitance.
Weight & Build: Weighs approximately 60 lbs (27 kg) with a robust, rugged chassis.
Shipping to states in longitude of Colorado, farther west or rural parts of the Midwest will be a little more, billed separately
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| Listed | 8 days ago |
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| Condition | Excellent (Used) Excellent items are almost entirely free from blemishes and other visual defects and have been played or used with the utmost care.Learn more |
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