Features: High delayed start, can effectively extend the life of the bile duct. After the grade to ultra-linear push-pull power amplifier, so that the machine has a strong power output with low distortion. first-class style for the SRPP and the tail inverted phase direct coupled amplifier, so that the whole wider frequency response, better sound quality. Audio output transformer using dedicated silicon and oxygen-free imports of high-strength enameled wire and special multi-layered group of...

YAQIN MS-34B HIFI EL34 tube amplifier combined push-pull Bluetooth power amplifier TR UL tube preamplifier Electrical performance index: Gross weight: 25.5kg Distortion: ≤1.0% Input sensitivity: ≤260mV Load impedance: 4Ω-8Ω Net weight: 23kg Frequency response: 10Hz-48KHz(-2dB) Signal to noise ratio: ≥ 90dB (A-weighted) Maximum power consumption: ≤250W...

Features: 1.Preamplifier use SRPP amplification circuit and Nagao-type inverter circuit, make it let the audio frequency wide, distortion is little. 2.It use the famous 2A3 triode push-pull enlarges, the interface resistance is low, the damping characteristic is good and choke filter. 3.Earphone/Headphone output 4.External Bias adjustment . 5.This amplifier is made with audio special Enthusiast electrolytic philip capacitor (MKP), capacitive cross-linked and high quality metallic resistance....

YAQIN MS-90B Audiophile Integrated Amplifier & Pure Power amp Vaccum Tube KT88-EH*4 USSR 6H8C*4 12AX7*2 with protective cover  100% Brand New YAQIN MS-90B is not only an Integrated Amplifier but also can be used as a Pure Power Amplifier. Dimension: 395mm*495mm*240mm  Gross weight: about 34kg  Net weight: about 28kg  Tube: Russia KT88-EH*4, USSR 6H8C*4 12AX7*2  Maximum: UL55W*2 (8 Ω)  Output power: TL28W*2 (8 Ω)  Load impedance: 4Ω ~...

Features: 1. Dual common cathode tubes in parallel push amplification circuit. 2. The three, Class A, single-ended, gall rectifier circuit 3. Ad hoc headphone output can be used directly headset 4. Infrared remote control 5. Special Grade and merger 6. The high pressure delay protection circuit Specifications: Output Power: 8.5W + 8.5W (4Ω or 8Ω) SNR: ≥84db (A-weighted) Distortion: (8Ω time) ≤1.5% (1KHz) Frequency response: 5Hz-40KHz (-2db) Input Sensitivity: When you...

Features: 1. Good separation, left and right channel split structure 2.64 level volume adjustment, no level 1dB 3. Relay precision resistor network control 4. Volume is accurately displayed using LED digital screen 5. Remote control, switch freely 6. Each channel uses 2 300B tubes, 3rd stage, Class A push-pull output, 5Z3P bile rectifier, which makes the output impedance of this machine low and the damping characteristics are good. 7. The layout is rigorous and reasonable. The pre-stage circuit...

Features: Pre-amplifier uses SRPP form circuit,  wide frequency response, low output impedance NF, NO-F , Power power amplification   ,  3 function modes,  Amplification use low impedence high power triode 845 tube, wide frequency response, High driving force 2 levels preamplification , 2A3 and 6SN7 Using top-quality output transformer, Z11(0.35), with top quality proceduce process All functions infrared remote control Using high-quality electronic components to get...