This rectifier tube is known for its reliability and long lifespan, making it an excellent choice for musicians seeking consistency and quality in their audio equipment!

Perfect for smaller vintage amps like the 5F1 Fender Tweed Champ or the Tweed Deluxe 5E3 when more headroom is required. This tube provides higher output voltage than the 5Y3WGTB (RT513), ensuring improved performance and dynamics.

Note: This tube is not suitable for the Mesa Boogie Lonestar Special due to the higher output voltage. 

This rectifier tube is known for its reliability and long lifespan, making it an excellent choice for musicians seeking consistency and quality in their audio equipment.