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Estimated price (community-sourced)
About the KA300B
The KA300B refers to the Kondo / Audio Note Japan **Gakuoh-II** monaural power amplifier platform listed by the manufacturer as a discontinued product. It is a high-end **300B push-pull monoblock** amplifier designed for low-noise, high-dynamics reproduction, with copper chassis construction, premium silver signal parts, and transformer-coupled speaker outputs. A pair is required for stereo playback. The closest detailed retail listing and the manufacturer’s current archived product page both identify the model family as a high-output tube power amplifier intended to drive difficult loudspeakers with 300B-based circuitry.
Specifications
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