(!!!!!) (BEST Overall Pair 1959) JG-6072 GE NOS triple mica black plates "O" getter 1959 (3.2/3.4ma and 3.1/3.4ma) 1-2% matched (mics, Audio Note, Kondo)
1 low noise pair) JG-6072 GE NOS triple mica black plates "O" getter (59-35=1959) same date codes in white boxes - same Gm
1 tube) 3.2/3.4ma Gm=1800/1800
1 tube) 3.1/3.4ma Gm=1800/1800
Matched on Amplitrex
Vplate=250V
Vgrid=-4V
Good Ma range = 2 - 3ma
Good Gm range = 1500-1700
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 (BEST Overall Pair 1959) JG-6072 GE NOS triple mica black plates "O" getter 1959 (3.2/3.4ma and 3.1/3.4ma) 1-2% matched (mics, Audio Note, Kondo)&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/1_0e2025f3-8935-4d1c-a0dd-3763a24ca75b.jpg?v=1675801677){kind=link}
 (BEST Overall Pair 1959) JG-6072 GE NOS triple mica black plates "O" getter 1959 (3.2/3.4ma and 3.1/3.4ma) 1-2% matched (mics, Audio Note, Kondo) "Pin It")