(!!!!) (Recommended Pair) 807 RCA black plates NOS 1960 and 1970 same build (57ma and 60ma)
$ 37.99
1 pair) 807 RCA black plates NOS 1960 and 1970 same build
1 tube) 60.5ma Gm=5700 (1960) in RCA box
1 tube) 58.0ma Gm=5600 (1970) in white box
Good mA range 60mA+
Good Gm range 5500+
See more: vacuum tube
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 (Recommended Pair) 807 RCA black plates NOS 1960 and 1970 same build (57ma and 60ma)&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/1_2b1e82ec-7af7-478c-a92c-1d020cb55b8a.jpg?v=1655856749){kind=link}
 (Recommended Pair) 807 RCA black plates NOS 1960 and 1970 same build (57ma and 60ma) "Pin It")