ท่อสูญญากาศ Cross Reference

High-gain preamp tube, most widely used in guitar amps

Medium-gain preamp tube, used in reverb drivers and phase inverters

Low-gain preamp tube, used in line-level stages

Medium-low gain preamp, original tube in early Fender Tweed amps

25W power pentode, classic Marshall sound

30W beam power tube, Fender clean tone foundation

14W beam power tube, used in Fender Champ, Deluxe, Princeton

35W power tube, used in high-wattage amps like Ampeg SVT

Medium-mu dual triode, used in vintage preamps and phase inverters

12W power pentode, used in Vox AC15/AC30, Matchless

Frame-grid dual triode, low noise, used in hi-fi preamps

High-gain low-noise pentode preamp, used in Vox and Dr. Z amps

Full-wave rectifier tube, used in many Fender and Marshall amps

Full-wave rectifier, more sag than 5AR4, used in Fender Tweed

8.5W beam power tube, used in small vintage amps and radios