• These commercial threads are for private transactions. diyAudio.com provides these forums for the convenience of our members, but makes no warranty nor assumes any responsibility. We do not vet any members, use of this facility is at your own risk. Customers can post any issues in those threads as long as it is done in a civil manner. All diyAudio rules about conduct apply and will be enforced.

FS: 2x Hypex NCORE 400 Modules, 2x SMPS600, ULNPS-HC4 Ultra Low Noise


2011-12-17 4:39 pm
I'm selling a never used ULNPS-HC4 Ultra Low Noise, High Current Power Supply for High Quality Audio for 70,00€, intl. shipping is incl.


Ultra Low Noise Positive, High Current Power Supply for High Quality Audio

<General Properties>
- Super Fast Recovery Diodes : Low Voltage Drop&Low Leakage Current
- Long life, Low Impedance Type Smoothing Capacitor
- Thin Film 0.1%/10PPM Low Noise Resistor
- Low ESR SMD Tantalum Capacitor
- High Precision & Ultra Low Noise Reference : LT1236ACS8-5
- Buffer : OP27
- Driver&Error Amp : LT1028
- Gold Plated PCB(Thickness:2mm/Size:132(D) x 89(W) x 54(H):mm)

1. Noise : Min. 0.9nV/√Hz ~ Max. 2.7nV/√Hz @1KHz
2. PSRR(Power Supply Ripple Rejection) : 132dB(Vs=8V to 30V)
3. Voltage Temperature Coefficient : 2ppm/°C
4. Short-Circuit Protected
5. Ultra Low Noise Positive Output
6. Max Current : 3.0A
7. Selectable Output Voltage : Fixed 5Vdc/Adjustalble 6~15Vdc
Last edited: