Do you have a question about the RAM MA400 and is the answer not in the manual?
Avoid exposure to rain, moisture, and opening the unit to prevent fire or electric shock.
Controls the amplifier's power supply and indicates when the unit is on.
Independent level control knobs for each audio channel's input signal.
LEDs indicating signal clipping and system fault/protection status.
Female JACK for signal input and binding posts for speaker outputs.
Connection for 220-240V AC power and holder for the main fuse.
Guide for wiring JACK connectors for balanced or unbalanced audio signals.
Power output in watts at specified impedances and THD.
Amplifier frequency range and total harmonic distortion plus noise (THD+N).
Required input voltage and signal-to-noise ratio (hum and noise).
Details on protection features, cooling fans, and front panel LEDs.
Physical size (W x H x D) and net weight of the amplifier models.