usa-100? specs? please

[rockmo 10+ year member]

hey guys, just got a us amps usa-100, grey heat sink. would anyone know what the specs are on this, and how low ohms will it take sterio and bridged? i seen on here in a search that a usa-100 with purple sink was 250 @4 and 1ohm sterio stable, is this same amp just different color or different all together? any help would be appreciated.

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[Pl8er 5,000+ posts]

http://ampguts.realmofexcursion.com/USAmps_USA-100/

Specs from the 1999 model (first one):

USA-100:

2 x 50W @ 4 ohms

2 x 100W @ 2 ohms

2 x 158W @ 1 ohm

1 x 315W @ 2 ohms bridged USA-100X:

2 x 100W @ 4 ohms

2 x 175W @ 2 ohms

1 x 350W @ 4 ohms bridged

Fuse: External 50A

THD:

S/N Ratio:

Specs from the older model (second one):

2 x 50W @ 4 ohms

1 x 265W @ 2 ohms bridged

Three different models pictured. Nothing known about the green one

 

[rockmo 10+ year member]

thanks, that listing is kinda confusing. the one i have is the grey 2 channel and the end of it says 100watts rms, high current amplifier.

 

[Pl8er 5,000+ posts]

Pretty sure it will do 315rms