I picked these up some time ago to used in the 300B mono blocs as mentioned in this thread.
http://www.audiocircle.com/index.php?topic=57560.msg509674;topicseen#new They are brand new. Never hooked up. They sell for $146 each and I am asking $150 for
both + shipping.
The SE series is designed for single-ended tube output circuits. Each unit includes a 40% screen grid tap for Ultra-Linear operation. Black matte finish. Audio Watts: 25, Primary Impedance: 2,500. Suggested tube type: Triodes - 2A3, 6A3, 6B4G, 300B. Pentodes - 6CA7, 6L6, 807, 5881, 6550, parallel 6AQ5, 6V6, EL84. 
