1 | 2 | 3 | 4 | 5 | 4 |
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| right | right |
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| rec out 1 | rec out 2 |
right balanced | right balanced | right balanced |
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main out | input 1 | input 2 |
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| PUSH | PUSH | right | right |
| right main out |
| input 3 | input 4 |
c o m m u n i c a t i o n p o r t s | ||
slave | external | master |
right | right | left |
| left |
|
input 5 | input 6 | input | 6 | input | 5 |
left | left |
rec out 2 | rec out 1 |
left | left |
input 4 | input 3 |
| PREAMPLIFIER Nº380 |
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| designed and manufactured in U . S . A . |
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| by MADRIGAL | S/N |
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left balanced | left balanced |
| left balanced | ||
| input 2 | input 1 |
| main out | |
| PUSH | PUSH |
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| left main out |
76 | 7 | 6 | 3 | 2 | 1 |
Rear Panel
Note: All
1BALANCED MAIN OUTPUTS
If your power amplifier is equipped with balanced (sometimes called “dif- ferential”) inputs, it is best to use these balanced outputs on your Nº380. A balanced signal from preamplifier to power amplifier will offer the highest possible performance with the best immunity from
The pin assignments of these
| Pin 1: Signal ground |
1 2 | Pin 2: Signal + |
3Pin 3: Signal – (inverting)
Connector ground lug: chassis ground
Refer to your power amplifier’s operating manual to verify that the pin as- signments of its input connectors correspond to the Nº380. If not, wire the cable so that the appropriate output pin connects to the equivalent input pin.
Connect the
12