8
Neck Pickup: Modern Alnico
+9-18V
GND
GND Single Coil GND
Voice 2
OUTPUT
V1 Lo Gain GND
Modern 3 Alnico
GND
HFT
SCO
Single Coil Mode Select
Neck
Bridge
+9-18V
GND
GND Single Coil GND
Voice 2
OUTPUT
V1 Lo Gain GND
Modern 3 Ceramic
GND
HFT
SCO
Single Coil Mode Select
Neck
Bridge
Modern Humbucker Set - 6,7,8,& 9-String (6-String set shown)
Custom Series Matt Heafy Set and
Bridge Volume
Neck Volume: Pull for Voice-3 (Single Coil) Bridge & Neck
Tone: Pull for Voice-2 Bridge & Neck
.22uF
Output
Jack
9V Battery
Ring
Tip
Sleeve
Bridge
Ground
(-)
(+)
Pull
Voice-2
Pull
Voice-3
Neck Pickup
Neck
Neck
Out
GND/
Shield
GND/Shield
Bridge
Bridge
Bridge Pickup
Both
25k
25k
25k
Neck
Volume
Bridge
Volume
“224”
Tone
Voice-1 Lo-Gain
mode suggested
when using in
Neck position.
Select via jumper
as shown or via
solder bridge.
Pickup Selector
Switchcraft Style
Pickup Selector
“Import” Style Toggle
Bridge Pickup: Modern Ceramic
Standard wiring with dual voice switching.
Pot Controls:
1. Neck Volume
2. Neck Tone (Pull for Voice 2)
3. Bridge Volume
4. Bridge Tone (Pull for Voice 3)
Custom Series Matt Heafy Set Wiring
Voice 1 Alnico – Modern Active
(voicing switch open position)
6 String Peak frequency – 650Hz
7 8 9 String Peak frequency – 630 Hz
Voice 1 Ceramic – Modern Active
(voicing switch open position)
6 String Peak frequency – 630Hz
7 8 9 String Peak frequency – 730Hz
Voice 2 Alnico – Crisp, clean and fluid
(voicing switch grounded position)
6 String Peak frequency – 420Hz / 8 kHz
7 8 9 String Peak frequency – 420Hz / 8 kHz
Voice 2 Ceramic – Modern passive attack
(voicing switch grounded position)
6 String Peak frequency – 1.8 kHz
7 8 9 String Peak frequency – 1.8 kHz
Voice 3 Alnico (Single Coil) - Glassy,
Scooped, Hi-fi
6 String Peak frequency - 4.7 kHz
7 8 9 String Peak frequency - 4.7 kHz
Voice 3 Ceramic (Single Coil) - Cutting,
overwound single coil
6 String Peak frequency - 4.5 kHz
7 8 9 String Peak frequency - 4.5 kHz
Modern Humbucker Set - 6,7,8,& 9-String (6-String set shown)
Custom Series Matt Heafy Set and
