SainSmart Assembled 6N3 Hifi Buffer Audio Tube Headphone Amplifier Pre-amp Kit with Transformer

Introduction This tube preamp is based on the famous Matisse circuit, some modifications have been applied to expand the range of frequency, it sounds smooth and punchy. It's built up with 2 PCBs, the thickness of the lower main circuit PCB is 2mm which can avoid damage when replacing tubes, the upper PCB is for shielding and protection, excellent design! Features * Components: Selected 6N3 tube, Panasonic high voltage capacitors, special ordered high voltage out-couling capacitors, 1% tolerance metal film resistors, quality sealed mini potentiometers. * Glass fiber golden board, red solder mask, with green LEDs on the bottom of the tubes which give a fascinating looking in the dark! * The kit is prewired and well set, you can use it directly even without a case * Overall Dimension (including posts, front knob and RCA sockets): 125mm(length) x 115mm(width) x 73mm (thickness) * Approx. 3 times amplifier. Note: The DIY kits need professional experiences. Need you attention when installing the output lines of the transformer. The final result depends on your operation. 　

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