(!!) USN-CRC-12AT7WB also branded 12AT7WA RCA Black Plates NOS triple mica 1960 (7.2/11.6ma)
$ 29.99
1 low noise tube) USN-CRC-12AT7WB also branded 12AT7WA RCA Black Plates NOS triple mica 1960 mismatched sections
7.2ma Gm=4700
11.6ma Gm=6400
Good Ma range 7-9ma
sweet sound
See more: vacuum tube
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 USN-CRC-12AT7WB also branded 12AT7WA RCA Black Plates NOS triple mica 1960 (7.2/11.6ma)&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/12at7wawb.jpg?v=1571438842){kind=link}
 USN-CRC-12AT7WB also branded 12AT7WA RCA Black Plates NOS triple mica 1960 (7.2/11.6ma) "Pin It")