3
40
0
Adjustable Fixed Bias With Balance Pot
Rob Robinette
3.3
in
2.2
in
0.05
in
TS1
127
_90
3
0.2
in
0.25
in
0.3
in
205
133
0
255
143
93
0
255
false
127
25.0
K
_270
LIN
1.0
in
0.3
in
0.15
in
192
192
192
255
128
128
128
255
203
213
219
255
205
133
0
255
ThroughHole
true
R1
127
0.4
in
0.1
in
51
51
0
255
91
144
177
255
255
255
255
255
204
204
204
255
VALUE
false
10.0
K
HALF
0.5
W
_4_BAND
Tubular
R1
127
0.4
in
0.1
in
51
51
0
255
91
144
177
255
255
255
255
255
204
204
204
255
VALUE
false
10.0
K
HALF
0.5
W
_4_BAND
Tubular
Bias
127
50.0
K
_180
LIN
255
255
224
255
142
142
56
255
VALUE
FLAT_SMALL
R1
127
0.4
in
0.1
in
51
51
0
255
91
144
177
255
255
255
255
255
204
204
204
255
VALUE
false
10.0
K
HALF
0.5
W
_4_BAND
Tubular
Bias
127
0.5
in
0.125
in
51
51
51
255
74
76
144
255
255
255
255
255
204
204
204
255
VALUE
false
50.0
uF
_63V
100.0
V
140
172
234
255
true
Bias
127
0.5
in
0.125
in
51
51
51
255
74
76
144
255
255
255
255
255
204
204
204
255
VALUE
false
50.0
uF
_63V
100.0
V
140
172
234
255
true
GND1
0
0
0
255
0.15
in
DEFAULT
R1
127
0.4
in
0.1
in
51
51
0
255
91
144
177
255
255
255
255
255
204
204
204
255
VALUE
false
15.0
K
HALF
0.5
W
_4_BAND
Tubular
W1
127
204
204
204
255
FOUR
_26
W1
127
204
204
204
255
FOUR
_26
W1
127
204
204
204
255
FOUR
_26
W1
127
204
204
204
255
FOUR
_26
W1
127
204
204
204
255
FOUR
_26
W1
127
204
204
204
255
FOUR
_26
D1
127
0.34
in
0.125
in
64
64
64
255
44
44
44
255
VALUE
false
1N4007
221
221
221
255
W2
127
0
0
255
255
FOUR
_22
W2
127
0
0
255
255
FOUR
_22
W2
127
0
0
255
255
FOUR
_22
GND1
0
0
0
255
0.15
in
DEFAULT
L1
Bias Trim Pot
family
Tahoma
weight
superscript
posture
width
tracking
transform
size
14.0
false
CENTER
CENTER
DEFAULT
L1
Clockwise = Hotter
family
Tahoma
weight
superscript
posture
width
tracking
transform
size
10.0
0
0
0
255
false
CENTER
CENTER
DEFAULT
L1
50V AC Bias Tap
family
Tahoma
weight
superscript
posture
width
tracking
transform
size
14.0
0
0
0
255
false
CENTER
CENTER
DEFAULT
L1
+ To Ground
family
Tahoma
weight
superscript
posture
width
tracking
transform
size
10.0
0
0
0
255
false
CENTER
CENTER
DEFAULT
L1
Balance Pot
family
Tahoma
weight
superscript
posture
width
tracking
transform
size
14.0
0
0
0
255
false
CENTER
CENTER
DEFAULT
L1
To Power Tube Grid Leak Resistors
family
Tahoma
weight
superscript
posture
width
tracking
transform
size
14.0
0
0
0
255
false
LEFT
CENTER
DEFAULT
L1
From Transformer
family
Tahoma
weight
superscript
posture
width
tracking
transform
size
14.0
0
0
0
255
false
CENTER
CENTER
DEFAULT
L1
Adjustable Fixed Bias Circuit
family
Tahoma
weight
2.0
superscript
posture
width
tracking
transform
size
26.0
0
0
0
255
false
CENTER
CENTER
DEFAULT
L1
With Balance Pot
family
Tahoma
weight
2.0
superscript
posture
width
tracking
transform
size
26.0
0
0
0
255
false
CENTER
CENTER
DEFAULT
L1
Grounded to Pot->
family
Tahoma
weight
superscript
posture
width
tracking
transform
size
10.0
0
0
0
255
false
RIGHT
CENTER
DEFAULT
L1
Grounded to Pot->
family
Tahoma
weight
superscript
posture
width
tracking
transform
size
10.0
0
0
0
255
false
RIGHT
CENTER
DEFAULT
L1
By RobRobinette.com
family
Tahoma
weight
superscript
posture
width
tracking
transform
size
10.0
0
0
0
255
false
RIGHT
CENTER
DEFAULT
L1
Note Diode Polarity
family
Tahoma
weight
superscript
posture
width
tracking
transform
size
10.0
0
0
0
255
false
LEFT
CENTER
DEFAULT
L1
Rectifier Diode
family
Tahoma
weight
superscript
posture
width
tracking
transform
size
14.0
0
0
0
255
false
CENTER
CENTER
DEFAULT
family
Tahoma
weight
superscript
posture
width
tracking
transform
size
14.0