Just buy a Matriarch Rack Data Sheet 
Rooms
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| Module | Row | Width | Depth | +12V | -12V | +5V | |
|---|---|---|---|---|---|---|---|
| 8 Modules (0 passive) | Row 1 | 148 HP | max 58 mm | 800 mA +12V | 635 mA -12V | 0 mA +5V | |
| 1 Modules (0 passive) | Row 2 | 16 HP | max 57 mm | 110 mA +12V | 85 mA -12V | 0 mA +5V | |
| 9 Modules (0 passive) | Total | 164 HP | max 58 mm | 910 mA +12V | 720 mA -12V | 0 mA +5V | |
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Roland SYSTEM-500 510 SYSTEM-500 single voice module. |
1 | 20 HP | 57 mm | 75 mA | 60 mA | 0 mA |
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Roland SYSTEM-500 510 SYSTEM-500 single voice module. |
1 | 20 HP | 57 mm | 75 mA | 60 mA | 0 mA |
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Roland SYSTEM-500 510 SYSTEM-500 single voice module. |
1 | 20 HP | 57 mm | 75 mA | 60 mA | 0 mA |
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Roland SYSTEM-500 510 SYSTEM-500 single voice module. |
1 | 20 HP | 57 mm | 75 mA | 60 mA | 0 mA |
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Roland SYSTEM-500 540 Dual Envelope Generator + LFO |
1 | 16 HP | 58 mm | 85 mA | 50 mA | 0 mA |
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Roland SYSTEM-500 531 SYSTEM-500 531 MIX |
1 | 20 HP | 58 mm | 195 mA | 165 mA | 0 mA |
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Roland SYSTEM-500 572 Phase Shifter + Delay + LFO |
1 | 16 HP | 58 mm | 110 mA | 90 mA | 0 mA |
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Roland SYSTEM-500 572 Phase Shifter + Delay + LFO |
1 | 16 HP | 58 mm | 110 mA | 90 mA | 0 mA |
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Roland SYSTEM-500 555 SYS-555 LAG / S&H |
2 | 16 HP | 57 mm | 110 mA | 85 mA | 0 mA |
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