Power Ratings: The Sound Ordnance M-2100 is a two-channel
Class AB amplifier with an RMS power rating of 75 watts per channel into 4
ohms, and 100 watts per channel into 2 ohms. The amp can also be bridged into a
4-ohm load for a power rating of 200 watts. Power ratings are measured with an
input power of 14.4 volts.
Crossovers: The M-2100 is equipped with both high-pass and
low-pass crossovers. You can set the low-pass cutoff frequency between 50Hz and
250Hz, and the high-pass cutoff frequency between 80Hz and 2kHz. A 3-way switch
lets you select low-pass, high-pass, or full range operation. The crossovers have
a 12dB per octave slope.
Super Bass: The amplifier has a bass boost switch, labeled
Super Bass, to give small subwoofers more volume in the low frequencies. You can
select the amount of boost with the 3-way switch: 0dB, 6dB, or 12dB.
LED Indicators: The M-2100 features two LED indicators: a green
LED that illuminates when the amp is powered on, and a red LED that illuminates when
the amplifier is in protect mode due to overheating or a short circuit in the speaker
Removable End Caps: The end caps on the M-2100 are removable
with a 3mm Allen wrench (not supplied) to make it easier to attach the power and
Power Connections: The power and ground connections are set
screw terminals that will accommodate up to 8-gauge wire. (An 8-gauge amplifier
wiring kit is recommended.) The remote turn-on terminal is a set screw terminal
that will also accept up to 8-gauge wire. A Phillips-head screwdriver (not
supplied) is required to tighten/loosen the terminals.
Speaker Connections: The speaker connections are set screw
terminals that will accommodate up to 8-gauge wire. A Phillips-head screwdriver
(not supplied) is required to tighten/loosen the terminals.
RCA Inputs and Outputs: The amplifier features a pair of stereo
RCA inputs for connecting your head unit. There is also a pair of stereo RCA outputs
for feeding the preamp signal to another amplifier, if needed.
Speaker Level Input: In addition to the RCA preamp outputs,
the amplifier also has speaker level inputs for connecting a head unit that does
not have preamp outputs. The supplied speaker level input harness has 4 bare
wires on one end and a 4-pin Molex plug on the other end.
Fuses: The M-2100 features one 30-amp ATC blade fuses.
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