Variable Power Supply. E.g. ±15 VDC. Designed with LM317T and LM337T Regulator.  This kit consists of all the components needed to populate the PCB.  It is suitable for projects like Neumann 492 clone that uses +15VDC and -15VDC rails. List of components:

1x VARI PSU PCB Film capacitor (Kemet) 6x 100nF Electrolytic capacitor (Panasonic) 2x 1000uF/50V

Resistor 1/4W 1% (Xicon) 2x 200R 1x Bridge Rectifier 4x 1N4007 Diode 1x LM317 1x LM337 2x TrimPot 10K OPTIONAL: Triad Magnetics VPT36-690 Power Transformer