1 low noise tube) JAN-5687WB GE used/good 1970 era faded printing
1 tube) 26.2/27.0ma Gm=9100/9350
1 tube) 25.6/28.0ma Gm=9200/9450
Tested on Amplitrex
7119 is best sub for a 5687 and visa versa
best for:
– Modwright preamp
– Audio Note DAC 4
– Audio Note Jinro amp
– Audio Note L3
– Audio Note M3 preamp
– Manley
– Marsh
– Ray Samuels Raptor and B52
– Aria VW5XL
– Modwright Sony DVP999ES
– Audion 845 Black Shadow
– Bottlehed Smack


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