(News) Eros 500 Select Monoblocks

Thousand Oaks, CA, December 8, 2022 – Zesto Audio is pleased to announce the launch of their new Eros 500 Select Monoblocks, quite possibly the most powerful Class A tube amps available. Each amp has 250 watts of dynamic Class A power. The Eros 500 Select ships with KT150 output tubes, but has the perfect auto bias settings to accommodate KT88s, KT120s and KT170s.
Effortless PowerGeorge Counnas, President and Chief Design Engineer of Zesto Audio says, “I was excited to find that my new circuit design using KT150 tubes produced so much power that they didn’t even break a sweat creating such beautiful, effortless musical detail from my speakers.” George continues, “I really love the way these amps allow all the components in my system to live up to their potential.”
The Unique Feature of a Bias Select SwitchOne of the most unique features in a tube power amp is a 3 position Auto Bias Select switch. George says, “The Bias Select switch is safe and easy to use, and you can change on the “Fly” so you can hear the difference. You don’t have to be an engineer to enjoy my equipment.”The Eros 500 Select has 4 different tube options and 3 power options for the KT150s and KT170s. These amps are designed for flexibility and sonic customization of an audio system.
The Eros 500 Select has options for true floating transformer balanced XLR connectors. Independent ground switch to eliminate hum. The Subwoofer SpeakOn connector is Rel Acoustics compatible for a safe and reliable connection.2 different taps, 4 Ohm and 8 Ohm to better match your speakers. Please visit our website for detailed product specifications.
The Eros 500 Select Monoblocks retail price is $35,000 a pair and ships with KT150 output tubes. Shipping and taxes are additional. All Zesto Audio products are sold thru authorized dealers.
George Counnas is the founder, president, and design engineer for Zesto Audio. He has loved music all his life and went from a musician to an electronics engineer, to an audio engineer. As a young man in England, he worked for DECCA Navigator (now Raytheon), at the time Britain’s largest electronics company, as part of the research and development team designing airborne navigational systems for the Royal Air Force. George brings to Zesto Audio the unique set of talents of not only designing, creating, and manufacturing the highest build quality of high-end electronic equipment, but also as an audio engineer, he knows how great music should sound. Zesto Audio was established in 2010 in Thousand Oaks, California. Zesto Audio is a manufacturer of fine analog audio electronics, specializing in modern vacuum tube technology for the 21st century listener. Their award winning products include the Andros IIAndros Deluxe II and the Andros Tèssera Reference Phonostages, the Andros Allasso Step Up Transformer, the Leto Ultra II Line Amp, the Bia 200 Select Stereo Power Amp, and the Eros 500 Select Monoblocks. All Zesto Audio products are “Made in the USA”
Happy listening,George and Carolyn Counnas

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