Pre Amplifier The most Pre design by Quanghao PRE818 use 4 tube 6h30PI or 6h6Pi or 6DJ8 Please introduce to you a Pre Amplifier designed by me and has been popular in Vietnam 5 years! And is considered one of the best in pre post in Vietnam.
Pre818 Design by quang hao , use 4 tube 6h30PI or 6h6Pi or 6DJ8 Circuit walk through: I use a very simple design, using three types of tube are different: 6h30Pi, 6h6pi, 6dj8.The Sounds very realistic detail, balance! The...
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