6 BR 7 (EF 86)
pentode
Heater : indirect; Uf = 6.3V; If = 0.2A
Maximum Ratings : Ua = 300V;Ug2 = 200V;Pa = 1.5W
Pg2 = 0.2W
Measured Data: Ua = 250V;Ug2 = 140V;Ug1 =-2V
Ia = 3mA;Ig2 = 0.55mA;S = 2mA/V
applications : rausch- and low microphony af-pentode for empfindlichen inputstage , e.g. mikrofonamplifiers
 1  g2  9  g1   
 2  s      
 3  k      
 4  f      
 5  f      
 6  a      
 7  s      
 8  g3      
detailed data
on the Tube CD
B9A pin connections