Macrom 45.40 Technical Data, RMS Power measured at 12.5 Volts DC, Crossover frequencies

TECHNICAL DATA

RMS Power measured at 12.5 Volts DC:
Total maximum power	450 Watts
Front @ 1 kHz < 0.08 % THD into a 4 ohms load	2 x 45 Watts
Rear @ 1 kHz < 0.08 % THD into a 4 ohms load	2 x 35 Watts
Sub @ 50 Hz < 0.1 % THD into a 4 ohms load	1 x 80 Watts
Dynamic Power measured at 14.4 Volts DC:
Front @ 1 kHz < 0.1 % THD into a 4 ohms load	2 x 65 Watts
Rear @ 1 kHz < 0.1 % THD into a 4 ohms load	2 x 50 Watts
Sub @ 50 Hz < 0.1 % THD into a 4 ohms load	1 x 115 Watts
Front @ 1 kHz into a 2 ohms load	2 x 90 Watts
Rear @ 1 kHz into a 2 ohms load	2 x 70 Watts
Sub @ 50 Hz into a 2 ohms load	1 x 130 Watts
Crossover frequencies
High-Pass, Front/Rear	Flat, 63 or 80 Hz
Low-Pass, Sub	50, 80 or 120 Hz
Crossover slope	12 dB/Octave
Frequency response ± 1 dB	10 - 50,000 Hz
Total harmonic distortion	0.08%
Signal-to-noise ratio (IHF A-weighted)	> 100 dB
Input sensitivity/Impedance at 12.5Volt DC	200-4000 mV/20 kohms
Speakers’ impedance	2 ohms min
Power supply	14.4 V DC (11-16 V allowed)
Weight	3.5Kg
Size	217(l) x 49(h) x 370(d) mm

Due to continuing improvement, the features and the design are subject to change without notice.

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