Electron EL84 SE
GND
CON2-1
CON2-2
CE1
CE2
CE3
CE4
F1
D
2
1
3
4
C2
C3
C1
C4
Q
HS1
5
Z
R
CON4-1
CON4-2
R4
CON3-1
CON3-2
CON1-1
CON1-2
CON1-3
6
7
LED1
H1
H2
H3
H4
RX
+