Marsh Sound Design

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The A450m Mono Block


MSD-A450M Mono Block Amplifier Specifications

Maximum power output 450W @ 8 Ohm, 1 KHz
800W @ 4 Ohm, 1 KHz
1000W @ 2 Ohm, 1 KHz

Frequency Response, 20-20000Hz +0, -0.2 dB from 1W to 450W, 8 Ohm
-1dB at 100KHz
THD+N at maximum output <0.04% from 20-20,000Hz, 8 Ohm, (<0.01% at 1KHz)

Input sensitivity for 450W, 8 Ohm 1.9Vrms Balanced and Unbalanced input.

Input Impedance 94K Ohm Balanced, 47K Ohm Unbalanced

Balanced input CMRR > 60dB @ 1KHz.
Input power AC 120 V 60 Hz, 240 V 50Hz, factory set for destination country only

Power consumption 1400W Max.

Weight: Net 80 lbs (38.5 kgs), Shipping 112 lbs (50 kgs)




The P2000 Pre Amp

MSD-P2000s Specifications


LINE AMPLIFIER SECTION

Frequency Response, 20-20,000 Hz +/- 0.1 dB

THD+noise at 2 Vrms, 20-20,000 Hz <0.025%

Input Impedance 50 kOhms

Maximum Gain 20 dB

Signal to Noise ratio, A weighted 98 dB

Maximum Output at 1kHz 6 Vrms

Cross talk at 1 kHz -92 dB

Cross talk at 10 kHz -92 dB



The P2000t Tube Hybrid Performance Pre-Amp

MSD-P2000T Specifications

Frequency Response, 20-20,000 Hz +/- 0.1 dB

THD+noise at 1 Vrms, 20-20,000 Hz <0.05%

Input Impedance 50 kOhms

Maximum Gain 23 dB

Signal to Noise ratio, A weighted 90 dB

Maximum Output at 1kHz 8 Vrms

Crosstalk at 1 kHz -90 dB

Crosstalk at 10 kHz -90 dB

Input Power AC 110-120 V, 60 Hz

Power consumption 30 W
Size 19" W x 4 1/2" H x 13" DWeight Net 13 lbs (5.8 kgs), Shipping 16 lbs (7.2 kgs)
 


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