More on Amazon.com : http://www.amazon.com/gp/product/B00HQW4NYO?tag=purrfectcatdi-20 <br /> <br />YAQIN MS23B upgraded version of MS22B 12AX7B X2 Stereo Tube Phono Stage <br /> <br />MS-23B is a Tube Phono Stage for use with MM or high output MI Moving Iron cartridge turntable for connection to either a pre- or an integrated amplifier <br />It comes with stereo outputs of 05 V and an active RIAA equalization A DC filaments power supply guarantees optimal hum and noise reduction <br />Power transformer is made in STALLOY Japanese special audio steel of 035 mm in thickness wiring consists of high-strength enamel-isolated pure OFC copper applied in a special coiling process Further components are imported and of highest quality audiophile capacitors such as Japanese Nippon Chemi-Con capacitor filters high-quality metallic resistors all packed into a rigid well-shielding and very durable aluminum enclosure with aluminum front panel <br />Sound quality is excellent full in Class A warm silk-like smooth but also precise transparent and powerful over whole very wide frequency range with high dynamics realistic without coloration music background calm and noise on very low level <br />The already excellent unit allows tube rolling and in this way as well as by other measures can be tuned to an absolute Highend Sytem
