Great tube set for Hammond Leslie, set includes 2-Tung-Sol 6550 and Tung-Sol 12AU7 tubes

Premium high-power Octal Beam Tetrode, among the finest in current production. Copy of the original Type 3 triple getter version popular in the 1960's. Powerful, balanced and detailed soundstage.

Pricing is per tube.

•Gold-plated grid & carbonized screen help prevent grid emission and bias runaway