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General| Brand | Radio Shack |
|---|---|
| Model | MPA 31 |
| Category | Amplifier |
| Language | English |
Connect 4, 8, or 16-ohm speakers, ensuring same impedance for equal volume.
Ensure proper speaker phasing for optimal volume and bass response.
Calculate total speaker impedance to avoid damaging the amplifier.
Connect speakers in series by linking positive to negative terminals.
Connect speakers in parallel by linking all positive and negative terminals.
Use line transformers for flexibility and to connect speakers with different impedances.
Set input selection, power on, and adjust initial volume levels.
Fine-tune volume, balance, and tone for desired sound output.
Addresses issues like no sound, hum, feedback, overheating, and weak response.
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