Specifications
13 344557
8891110
R300-4
626
1. Power LED – This Blue LED illuminates when the unit is turned on.
2. Protect LED – This Red LED illuminates if a short circuit or too low of an impedance is detected at the
speaker connections.The amplifier will automatically shut down if this occurs.
3. Punch Bass – This Punch level control is adjustable between 0dB, +6dB and +12dB @ 45Hz.
4. Variable Crossover (Low Pass Only) – Is a built-in 12dB/octave Butterworth filter with a
crossover point variable from 50Hz to 250Hz.
5. Crossover Switch – Selectable switch for 80Hz High-Pass (HP),All Pass (AP), or Low-Pass (LP)
operation.
6. Gain Control – The input gain control is preset to match the output of most source units. It can be
adjusted to match output levels from a variety of source units.
7. RCA Input Jacks – The industry standard RCA jacks provide an easy connection for signal level input.
They are nickel-plated to resist the signal degradation caused by corrosion.
8. Power Te rminals – The power and ground are nickel-plated clamp wire connectors and will
accommodate fork or ring style connectors.
9. REM Terminal – The nickel-plated clamp wire connector and will accommodate fork or ring style
connectors.This terminal is used to remotely turn-on and turn-off the amplifier when +12V DC is applied.
10. Fuses – These ATC fuses are easily accessible in case of failure.Always replace fuses with same type and
rating. See Specifications for fuse ratings.
11. Speaker Te rminals – The heavy duty, nickel-plated clamp wire connectors (
+
and -) will accommodate
fork or ring style connectors.
4
DESIGN FEATURES
INSTALLATION
INSTALLATION CONSIDERATIONS
The following is a list of tools needed for installation:
Fuse-holder and fuse.
(See specifications for fuse rating)
Volt/Ohm Meter
Wire strippers
Wire crimpers
Wire cutters
#2 Phillips screwdriver
Battery post wrench
Hand held drill w/assorted bits
Assorted connectors
Adequate Length—Red Power Wire
Adequate Length—Remote Turn-on Wire
Adequate Length—Black Grounding Wire