Nuprime STA-9

lass A+D Stereo Amp bridgeable into a 290W mono amp

The NuPrime STA-9, a 2 X 120W Class A+D stereo amp, bridgeable into a 290W mono amp, is designed with enhanced even-order harmonic circuitry that mimics the most attractive features of tubed-amp sound without incurring tubes’ drawbacks and limitations. The STA-9’s spacious, transparent, dynamic and luxuriously textured soundstage has to be heard to believe.

• Inputs:
  • RCA: Un-Balanced input x 1
  • XLR: Balanced input x 1
• Outputs:
  • Stereo Speaker Out x 1 or
  • Mono Speaker Out x 1
• Power: 2 X 120W / 1 X  290W @ 8 & 4 Ohms
• Peak Output Power: 2 X 280W / 1 X 320W @ 8 & 4 Ohms
• Input Impedance: 47k Ohms
• Input sensitivity: 232.8mV, 1W @ 8 Ohms; 1.4V to rated power
• Gain: x 22
• Signal to Noise Ratio: < -95dB at 1W, 10W, 100W
• THD+N: 0.02% (Stereo) / 0.01% (Mono)
• Frequency Response: 10Hz to 50kHz
• Worldwide AC voltage: (115 VAC / 230 VAC) with Voltage Select Switch
• AC Fuse: Slow-blow, 3A, 250VAC
• Dimension:  235 mm W x 281 mm D x 55 mm H (including feet)
• Weight: 4.75 kg
• Color: Black or Silver
• In a 110V outlet, the idle-power consumption is below 14W. In a 230V outlet, the idle-power consumption is below 16W.