Western Electric 403A/6AK5 & 403B/5591
403A is a miniature pentode with 6.3V filament similiar to 6AK5 and 5654. The 403B/5591 uses less heater power and has a longer life than 403A. Our stock dates back to 1950s with square getters. These are good upgrade tubes to Little Dot Mk3, Yaqin CD2, Grant Fidelity and Dark Voice. Matched pairs available.Quantity in Stock : 3 pcs
Price : US$26.00/each
Hi Koray,
ReplyDeleteThe WE 5591 Tubes arrived today in good order and condition.
Will be purchasing more tubes from you soon and also recommend more tube audio afficionados to you.
Success always!
Regards