hifisonix

Shipping class: 300g

up to 300g

  • 2 off nx2-Amplifier PCBs

    The new nx2-Amplifier features 100W into 8 ohms and 200W into 4 ohms. This amplifier high-performance CFA power amplifier features very low distortion, wide bandwidth, and high output current capability. High-quality double-sided through-hole plated, silkscreened board measuring 162mm x 106mm. 2 PCBs supplied per order.

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  • Discrete JFET Input Line Preamp PCB

    Discrete Line Level PCB DS THP SS

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  • Hifisonix Standard PSU PCB

    This PSU features +-18V rails, <100 uV wideband noise at full load along with a muting control circuit for  any muting function required by the end user.  The supply rails can be trimmed by +-5% to exactly +-18V by means of 10 turn potentiometers. Additionally, a +12V 40mA relay supply is provided and a +5V/+3.3V at…

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  • HPA-1 Class A Headphone Amplifier PCB

    HPA-1 Headphone stereo headphone amplifier PCB DS THP SS

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  • Inverse RIAA Network (IRN) PCB

    Set of 2 PCBs DS THP SS

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  • iSSDCB Improved Soft-Start + DC Blocker PCB

    iSSDCB 10A Inrush current limiter and DC blocker PCB

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  • kx2-Amplifier PCBs – 2 off

    About 200 kx2-Amplifier board sets have been sold and these are now directly available from Hifisonix.  The kx2 features very low distortion, ultra-low noise and makes a perfect amplifier for driving high efficiency speakers in moderate to large listening spaces, or less efficient speakers in small listening spaces.

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  • Micro Ripple Eater aka MRE PCB

    The MRE can supply up to 10A from each power supply rail up to +-50V with suitable heatsinking.  It suppresses LF ripple by 40 dB and HF ripple by more than 50 dB and makes a perfect complement to any high performance DIY amplifier. It can be used with higher supply rails, provided the capacitor…

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  • New nx2-Amplifier PCB Bundle

    This set of 4 high quality double sided through hole plated silk-screened PCBs is all you need to build a complete high-performance nx2 100-watt CFA power amplifier. The listed price is 10% lower than buying the board sets individually.

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  • New Ripple Eater PSU aka ‘REP’

    New low noise ripple eater PSU ‘REP’. Double-sided, through hole plated with solder mask and silk screen

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  • PSU+Inrush controller

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  • Stereo Balanced Line Stage PCB

    Stereo Balanced Line Stage PCB DS THP SS

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  • Stereo Speaker Protection PCB

    This protection board uses the Unisonic UPC1237 IC and power MOSFETS, rather than electro-mechanical relays, to switch the speakers to the amplifier output.  It is therefore extremely reliable with no wear out mechanisms as with relays, and very compact.  The board features DC offset protection, turn-on and turn-off muting for silent amplifier power-up and power…

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