Tube Amp Doctor T-5AR4-STR-TAD 5AR4 Rectifier - Premium Selected Vacuum Tube Material_Aluminum Bronze Color: Blue

Color: Blue

Lightweight 100% cotton

Made from a blend of copper and aluminum specifically tailored for acoustic guitar strings

Durable nylon exterior protects against scratches and everyday wear

creating a projecting plastic mouthpiece

Tube Amp Doctor T-5AR4-STR-TAD 5AR4 Rectifier - Premium Selected Vacuum Tube Material_Aluminum Bronze Color: BlueTube Amp Doctor T 5AR4 STR TAD 5AR4 Rectifier Premium Selected Vacuum Tube SKU: T 5AR4 STR TAD A faithfull reproduction of the Mullard VALVO GZ34. Pure power and the typical sag have been the distinguishing characteristics of the most popular guitar amps of guitar heroes since the 1960s. Upgrade for 5U4GB and 5U4G. Q: When does a tube become a Premium Selected tube? A: All tubes labeled Premium Selected have passed the following tests: Plate Current