The Ballad on a Boat from 2X8W 300B Single-ended Class A Tube Amplifier

This 300B single-ended tube amplifier adopts the famous Audionote circuit. Its power transformer and output transformer are carefully wounded by British Red Bull iron core. The advanced HI-FI design without large loop feedback makes the sound delicate and lingering, and rich musical. The preamplifier used vacuum tube 5678, and the signal to tube 6H8C, then drive tube 300B. It built with pure hand scaffolding process, and high quality output transformer and power transformer, choke coil with Red Bull Sands silicone steel sheet . More details, please find here 👇 👇 👇 #iwistao #tubeamplifier #300b #vacuumtube