Xin Zhi Zhao Schematic Updated
Introduction: The Legend of the “Little Chinese 300B”
The Xin Zhi Zhao is a amplifier typically utilizing the 300B vacuum tube. It earned its nickname, "The Little Chinese 300B," not because of its size, but because of its ability to produce "western" 300B sound quality at a fraction of the cost. xin zhi zhao schematic updated
If you are looking to build, repair, or modify this legendary single-ended triode (SET) amplifier, this is your definitive blueprint. Before diving into the updated schematic, we must understand the original design philosophy. Introduction: The Legend of the “Little Chinese 300B”
| Metric | Old Schematic (2005) | Updated Schematic (2024) | | :--- | :--- | :--- | | | 7.2 Watts | 8.9 Watts | | Frequency Response (20Hz–20kHz) | -3.5dB (20Hz) | -0.8dB (20Hz) | | Signal-to-Noise Ratio | 82dB (A-wtd) | 94dB (A-wtd) | | Output Impedance | 3.2 Ohms | 1.9 Ohms | Before diving into the updated schematic, we must
