LOAD0
ENABLE
C6
100nF
RES
A0
P6
P7
18
09
16
17
06
U6
MCP23008
05
P5
P4
P3
P2
P1
P0
15
14
13
12
11
10
SCL
SDA
A2
A1
04
03
02
01
INT
08
VCC
SDA
SCK
R34
1k
R33
1k
R32
1k
R31
1k
R30
1k
R29
1k
Q6
ZTX549
Q5
ZTX549
Q4
ZTX549
Q3
ZTX549
Q2
ZTX549
Q1
ZTX549
LOAD1
LOAD2
MONO
GAIN
INPUT
VCC
Hagerman Audio Labs
PO Box 61911
Honolulu, HI 96839
0x03
Summary of Contents for TRUMPET REFERENCE
Page 1: ...TRUMPET REFERENCE Vacuum Tube Phonostage Made in USA...
Page 6: ...J4 J2 J3...
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