******* SOLD ******For sale is a mint NuPrime STA-9X power amplifier in black. This is a current model introduced in 2021 as an improvement over the STA-9. It is about a month old. Really stunning performance regardless of price, but super stunning for the price! I am so sold on this amp that I've upgraded to a NuPrime amp further up their line. Their web page product description is accurate:
Vast soundstage
Wide, lightning-fast dynamics
Ultra-low distortion and noise
Music emerges from a pristine background, with delicate details and nuances intact
130 watts in stereo mode. A switch allows bridging to mono mode at 330watts. Both single ended/RCA and balanced/XLR inputs. 12v trigger input and output. Can operate at either 115v or 230v.
Everything intact: amp, manual, factory power cord, triple boxing for shipment.
I have not seen the 9x on the used market at all. Some STA-9 (previous model), but not 9x.
List price is $1249. My price is $
995 $899 plus $50 shipping, without tax, anywhere in the US. Paypal f&f to avoid 1099. Check or Money Order with shipment after funds are cleared by the bank.
Long time audiophile with lots of trades. 480, 100% feedback on ebay. 100% on audiogon and US Audio Mart.
https://nuprimeaudio.com/product/sta-9x/SPECIFICATIONS
Inputs:
RCA: Un-Balanced input x 1
XLR: Balanced input x 1
Trigger In (12V)
Outputs:
Stereo Speaker Out x 1
Mono Speaker Out x 1
Trigger Out (12V)
Power: 2 X 130W / 1 X 330W @ 8 & 4 Ohms
Peak Output Power: 2 X 170W / 1 X 370W @ 8 Ohms
Input Impedance: 47k Ohms
Gain: x 28.5
Signal to Noise Ratio: > 90dB at 1W, 10W, 100W
THD+N: 0.005% (Stereo) / 0.005% (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 60 mm H (including feet)
Weight: 4 kg
Color: Black or Silver





