1pc Naim-NAC152mini-Fully Discrete Pre-Amplifier PCB Board

 
Tech highlights:
 
Two-stage buck regulator filter, low-pass filter (with a corner frequency of 1.6Hz prevents power noise from being introduced into the  amplifier. Provide purer power supply .

voltage soft-start feature is included which will take about 3second to reach the designed voltage .

all-in-one design, single-point grounding, ground resistance is close to the 0.02 ohm resistance value, low noisedesign.

More cost-effective sound modification plan.

Fully Discrete AMP.
 
 
Product configuration:

1pc Naim-NAC152mini-Fully Discrete Pre-Amplifier PCB Board
 
Based on the well-tested board on the standard version kit, we verified all key points' voltage, and used the signal generator and oscilloscope for analog waveform double verification. We will not use this board for listening test.

Schematic & key point of debugging

PCB comes with component parameters for easy installation.

We only refer the schematic of the amplification part of the circuit. If you need full circuit parameter, please read the component value with the PCB by yourself; we do not provide additionally.

please keep test point voltage close enough to it, +-20% is also permitted
 
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