Linlai Tube provided 300B,300B-98,ZX-300B,300B-N,300B saphire series,each design has its own specific features.
The 300B-N is known around the world for its sound quality and powerful performance in both single-ended & push-pull amplifiers.
The 300B-N is a directly-heated filamentary type power triode vacuum tube with a four-pin base,which designed for use as an audio-frequency power amplifier.
The 300B-N has good linearity, low noise and good reliability,it is often used in single-ended triode (SET) audio amplifiers of about eight watts output.
A push-pull pair 300B-N can output 20 watts.The anode can dissipate 40 watts thermal.