US AMPS True power?

[terra 5,000+ posts]

Thinking of buying a US Amp 50HC....the 1992/1993 model i believe.

does anyone know what this amp actually benches at? lookin for some true rms power...not the "rated" power.

thanks

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[Eat Italian 10+ year member]

Two Channel Class AB Amplifier

Total Power Output: 375 Watts RMS

THD at Rated Power:

Stereo Separation: >98dB

Signal/Noise Ratio: 105dBA

Frequency Response: 5Hz-50KHz

Fuse Rating: 75 Amps

Dimensions: (Including Terminals)

62mm / 2.44in High

229mm / 9.0in Wide

368mm / 14.50in Long

Weight: 3.63kg / 8.00lb

Variable 24dB Low-Pass Active Crossover

One-Half Ohm Stable

25 Watts x 2 into 4 Ohms

33 Watts x 2 into 3 Ohms

50 Watts x 2 into 2 Ohms

100 Watts x 2 into 1 Ohm

185 Watts x 2 into ½ Ohm

100 Watts Bridged into 4 Ohms

132 Watts Bridged into 3 Ohms

200 Watts Bridged into 2 Ohms

375 Watts Bridged into 1 Ohm

These are the ratings, but as we all know OS amplifiers ratings tend to be uhm QUITE underrated. I'd say at least multiply whatever the ratings are by about 1 to 1.5 x the listed rating. In most cases it might even be around 2 x the power...

 

[Earthman 10+ year member]

Specs for 92 U.S.AMPS USA-50HC are as follows:

Number Of Channels-2

POWER PER CHANNEL

4ohm-25

2ohm-50

1ohm-100

.5ohm-150

TOTAL HARMONIC DISTORTION IMD SIGNAL TO NOISE RATIO 110db

FREQUENCY RESPONSE 5HZ/50KHZ

SLEW RATE 150Vus

INPUT SENSITIVITY 250mv/10v

VARI-LOUD -NO

PREAMP OUTPUTS -NO

ACTIVE CROSSOVER -NO

FUSE 25A

DIMENSIONS 7.7X2.3X12

DAMPING FACTOR 500

This is out of my 92 catalog