Ground Zero IRIDIUM Serie Manual Del Usuario página 44

The amplifier automatically turns on a few seconds after you turn on your radio.
Note: Your amplifier temporarily shuts down if it gets too hot, then restarts automatically once it cools
(At about 80° / 176° F).
1. LEVEL (Min/Max): Turn fully counter- clockwise to MIN position
2. Turn the auto sound system's volume control to
3. Adjust LEVEL to a comfortable listening level.
Connecting the speaker for trimode operation - notes
TRI MODE operation output allows a subwoofer to be operated in mono mode while the main speakers are playing in stereo. Leave the
crossover switch on "Full" position.
Use 100 volt, non-polar capacitors for a high pass crossover to filter out low frequencies and Air- core or
Ferrit- ore coils with a minimum diameter of 1 mm / 0.039" for the lowpass crossover to filter out high frequencies.
The capacitor and inductor values as written in the below table. The front and rear channels of this amplifier get this capability. Only the
rear left and right channels are shown on the following pictures.
Turning on the amplifier
Adjusting the audio level
about two-third
Values for 6dB passive crossover
Frequency Inductor
80 Hz 7,5 mH
100 Hz 6,5 mH
120 Hz 5,5 mH
150 Hz 4 mH
of its full range.
Capacitor
470 uF
330 uF
370 uF
220 uF
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