Catalog
TAD selected rectifier tube (RT503)
selected rectifier tube (RT503)
Our Small Bottle Rectifier!
The rectifier tube for smaller vintage amps like the 5F1 Fender Tweed Champ or the Tweed Deluxe 5E3, especially if somewhat more headroom is required. This tube has a higher output voltage than the 5Y3WGTB (RT513).