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General| Brand | Pyramid |
|---|---|
| Model | 403G |
| Category | Stereo Equalizer |
| Language | English |
Controls the unit's power status.
Seven sliders to adjust sound frequencies.
Balances audio output between front and rear speakers.
LEDs displaying amplifier output power levels and unit status.
How to turn the amplifier on using the power switch.
Adjusting sound at seven frequency points for flat response or gain.
Guidance for adjusting fader for 4 or 2 speaker systems.
Explanation of how LED indicators show output power.
Warnings regarding speaker wire connection, power handling, and polarity.
Visual guide for connecting the equalizer booster to the audio system.
Advises installing the amplifier under the dash for airflow and cooling.
Details the screws, washers, and mounting hardware required.
Tips on keeping the equalizer/booster dry, at normal temperatures, and clean.
How to clean the unit using a damp cloth, avoiding harsh chemicals.
Specifications for power source, output power, and impedance.
Details on control frequencies, range, response, and input impedance.
Information on circuit type, fuse, semiconductors, and physical dimensions.
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