Notes
This wiring diagram is taken from a 1984 Matsumoku Spectrum III
- The volume pot is 500K log
 - The tone pots are both 500K log
 - DPDT pull switch
 - The single tone capacitor C1 is a 0.047 microfarad Mylar cap – only one is needed as there is no switch position where both tone controls are in circuit at the same time
 - The phase switch operates on the centre pickup as whenever a switch position is selected where 2 pickups are on at the same time one of them is always the centre pickup
 - Pickup specs
- Neck: Hammer I (MMK45, 2 core wiring), DC resistance 11.18K
 - Centre: Super II, DC resistance 5.73K
 - Bridge: Hammer I (MMK45, 4 core wiring), DC resistance 11.59K
 
 
| Switch position | Pickup selected | Contacts connected | 
| 1 | Neck | (1/2), (4/5), 8 | 
| 2 | Neck/Centre | (1/2), (4/5), 7, 8 | 
| 3 | Centre | (1/2), (4/5), 7 | 
| 4 | Centre/Bridge | (1/2), 3, (4/5), 6, 7 | 
| 5 | Bridge | 3 ,(4/5), 6 | 
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 Switch contacts 1 and 2 are permanently connected by a wire link as shown. Contacts 4 and 5 are also connected together by a wire link. In the wiring diagram, the switch lever is in position 1.  | 
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