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Page 2 of 6
Lowballer Twin Envelope Filter
Lowballer
Parts List (Page 1 of 2)
LOCATION
VALUE
TYPE
NOTES
R1
2M2
Resistor, 1/4W
R2
2K7
Resistor, 1/4W
R3
220K
Resistor, 1/4W
R4
4K7
Resistor, 1/4W
R5
220K
Resistor, 1/4W
R6
2M2
Resistor, 1/4W
R7
100R
Resistor, 1/4W
R8
47K
Resistor, 1/4W
R9
3K3
Resistor, 1/4W
R10
4K7
Resistor, 1/4W
R11
100K
Resistor, 1/4W
R12
470K
Resistor, 1/4W
R13
470K
Resistor, 1/4W
R14
2K7
Resistor, 1/4W
R15
220K
Resistor, 1/4W
R16
47K
Resistor, 1/4W
R17
22K
Resistor, 1/4W
R18
470K
Resistor, 1/4W
R19
470K
Resistor, 1/4W
R20
47K
Resistor, 1/4W
R21
4K7
Resistor, 1/4W
R22
22K
Resistor, 1/4W
R23
2K7
Resistor, 1/4W
R24
27K
Resistor, 1/4W
R100
4K7
Resistor, 1/4W
R101
47R
Resistor, 1/4W
R102
47K
Resistor, 1/4W
R103
47K
Resistor, 1/4W
C1
47n
Film capacitor, 7.2 x 2.5mm
C2
10u
Electrolytic capacitor, 5mm
C3
470n (0.47uF)
Tantalum capacitor
C4
4u7
Electrolytic capacitor, 5mm
C5
220n
Film capacitor, 7.2 x 5.0mm
C6
47n
Film capacitor, 7.2 x 2.5mm
C7
560p
Ceramic capacitor
C8
220n
Film capacitor, 7.2 x 5.0mm
C9
22n
Film capacitor, 7.2 x 2.5mm
C10
22n
Film capacitor, 7.2 x 2.5mm
C11
4n7
Film capacitor, 7.2 x 2.5mm
C12
4n7
Film capacitor, 7.2 x 2.5mm
C13
560p
Ceramic capacitor
C100
100u
Electrolytic capacitor, 5mm
C101
10u
Electrolytic capacitor, 5mm
IC1
LM1458
Dual op-amp, DIP8
IC2
JRC4558
Dual op-amp, DIP8
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