(!!) (BEST PAIR) EL153 Telefunken NOS 1960's (72ma and 74ma)
$ 198.88
1 matched pair) EL153 Telefunken NOS 1960's original boxes
1 tube) 72ma Gm=4500
1 tube) 74ma Gm=4400
Tested on Amplitrex
Vplate=500V
Vscreen=250V
Vgrid=-49V
Good Ma = 50ma
Good Gm = 4000
notes:
10 pins
Power Tetrode
See more: vacuum tube
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 (BEST PAIR) EL153 Telefunken NOS 1960's (72ma and 74ma)&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/el153pr_54c6108c-05b8-41ba-ba50-3b2e736242ef.jpg?v=1571439315){kind=link}
 (BEST PAIR) EL153 Telefunken NOS 1960's (72ma and 74ma) "Pin It")