(!!!!!) (Best Single) JG-6072 GE triple mica black plates "U" getter halo mid 1950's low hours/tests like new (2.3/2.4ma) 1-2% section balance
1 low noise tube) JG-6072 GE triple mica black plates "U" getter halo mid 1950's low hours/tests like new - some printing, but faded - in white box
2.3ma Gm=1300
2.4ma Gm=1300
Matched on Amplitrex
Vplate=250V
Vgrid=-4V
Good Ma range = 2 - 3ma
Good Gm range = 1400-1500
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 (Best Single) JG-6072 GE triple mica black plates "U" getter halo mid 1950's low hours/tests like new (2.3/2.4ma) 1-2% section balance&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/1_49b77eb4-f68e-4b95-8d65-85accf70b3e9.jpg?v=1583610874){kind=link}
 (Best Single) JG-6072 GE triple mica black plates "U" getter halo mid 1950's low hours/tests like new (2.3/2.4ma) 1-2% section balance "Pin It")