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7. Input Sensitivity Controls – The input level controls are preset to
match the output of most source units. They can be adjusted to match
output levels from a variety of source units.
8. Punch Equalization Controls – The Punch EQ helps correct for
acoustical deficiencies in the listening environment. The Bass control
allows a narrow band adjustment of up to 18dB centered at 45Hz. The
Treble control is a wide band hinged adjustment with a maximum of
12dB at 20kHz. The Punch EQ can be bypassed by turning the
controls to their minimum or counterclockwise position.
9. LED Power Indicator – The LED illuminates when the unit is turned on.
10. XCard (Internal Crossover) – This built-in crossover card is
configurable for a multitude of operating frequencies. The orientation
of the card in its socket determines the function of high-pass, low-pass,
or full range operation.
– 6 –
HP
LP
HP
LP
FULL
For Bridged Mono Wiring
Connect 4Ω mono woofer + to L+ of amplifier
and mono woofer – to R– of amplifier. Amplifier
will operate mono/stereo simultaneously.
ROCKFORD CORPORATION
MADE IN THE USA
®
®
27.5 Watts RMS continuous power per
channel into 4 Ohms with less than 0.08%
Total Harmonic Distortion from 20-20kHz
AMPLIFIER
Do Not Chassis
Ground Any Speaker.
+
–
L+ R–
Low-Pass
Full Range
High-Pass
10