Hi,
I am selling a Purifi Black alu GX285 Amplifier.
Made with a great care and good components.
The amp is like new and come with 2x PURIFI 1ET400A and one HYPEX SMPS1200A400 PSU.
The Buffer has Full balanced inputs with DIP8 OP Amps, you can update it. I put some OPA1656 (THD + N @ 1 kHz : 0.000029%) inside.
OPA2210 is another great alternative and sounds even better )
I ship for free in EU only
Paypal only please
PRICE : 1060€
Measures :
1W, f=1kHz 0.0007 %
10W, f=1kHz 0.00026 %
100W, f=1kHz 0.00015 %
1W, f=20-20kHz 0.0007 %
10W, f=20-20kHz 0.00029 %
100W, f=20-20kHz 0.00017 %
Buffer spec :





I am selling a Purifi Black alu GX285 Amplifier.
Made with a great care and good components.
The amp is like new and come with 2x PURIFI 1ET400A and one HYPEX SMPS1200A400 PSU.
The Buffer has Full balanced inputs with DIP8 OP Amps, you can update it. I put some OPA1656 (THD + N @ 1 kHz : 0.000029%) inside.
OPA2210 is another great alternative and sounds even better )
I ship for free in EU only
Paypal only please
PRICE : 1060€
Measures :
1W, f=1kHz 0.0007 %
10W, f=1kHz 0.00026 %
100W, f=1kHz 0.00015 %
1W, f=20-20kHz 0.0007 %
10W, f=20-20kHz 0.00029 %
100W, f=20-20kHz 0.00017 %
Buffer spec :
- THD: 0,00026% @ Vin 2,5 V RMS
- GAIN: 14 dB
- BANDWIDTH: 2 Hz - 150 kHz
- SLEW RATE: 24 V/uS
- CMRR: > 100 dB @ 60 Hz
- DYNAMIC RANGE: 127 dB
- INPUT IMPEDANCE: 47 Kohm
- NOISE AND HUM: 6 uV
- SIZE : 62mm x63mm
- OP AMPS : OPA1665 (DIP 8)
- POWER SUPPLY: +-12V TO +-18V





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