Features: a) M88S adopts ultra-linear connection and self-bias mode, easily for tube replacement without adjustment, which is suitable for the modern lifestyle. The high-pressure part mixes tube and transistor for rectification to make the sound more attractive, and more detailed high frequency. b) The M88S output transformer adds the negative feedback, phase-frequency characteristics has a more superior performance,for the sound field and positioning are more accurate,and a smaller...

Features: a) The machine has three power supply channels: digital devices, analog front-end equipment and power amplifiers.Compared with the conventional power processor , it is more targeted.For the digital device and an analog front end ,it is mainly to eliminate crosstalk isolation frequency interference. For the supply of the power amplifier is mainly provided complete inhibition of DC and low internal resistance of the current supply ,and users do not worry about the use of home and...

There are two colors for choose:black, walnut wood.  The Reference8 Pro-25 Anniversary Edition (R8P-25A) is the fourth generation of high-definition audio players from Opera. The core system is upgraded to the ARM RK3288 SoC with quad-core to improve the performance of multi-threaded applications running at up to 1.8GHz. In terms of control, the GPU is based on the Mali(TM)-T764 GPU, providing excellent GPU computing and GPU acceleration. Support 5G WiFi network card and Gigabit Ethernet...

Specifications: Output power: 35W, RMS 1kHz Input Sensitivity: 220mV Signal to noise ratio: 90dB Frequency response: 6Hz-50kHz, -3dB (10 watt) Input Impedance: 100 KΩ Output impedance: 4,8 Ω Power consumption: 290W Output ports: Group 1 (RCA) Input port: 5 groups (RCA) Tubes: 12AX7 x 1,12BH7 x 2,5AR4 x 2, KT88 x 4 Dimensions: 430 (L) x 380 (W) x 190 (H) mm Weight: 28kg

Features: Pure A parallel single-ended amplification of the merger, with a group of pure after the class input port, 12AT7 input, 12BH7 push. Front panel ammeter system, respectively, can monitor, adjust the bias current of the power tube 300B. Design of Negative Feedback Without Large Loop. Hand scaffolding welding. Is an upgraded version of Reference 5.5, an increase of the first table, the other four 300B adjustable bias current, and can be used as pure after the class Technical Parameters:...

Features: a) The vinyl record player named after Wagner's opera character "Isolde" is designed to meet those consumers fond of classical and retro appearance and they also want it easy for adjustment. b) The player is still using the technical characteristics of other models of Opera, which has the jukebox, precision DC motor speed adjustment and low noise point contact bearing system. c) Solid chassis with air ball damping system, so that the sound is more relaxed and full. d) Isolde jukebox...

You can play the music easy with your iphone or Android mobile phone to get a hifi sound with this Opera Consonance Reference 8 Pro digital music streamer. Reference8 Pro is the representative of the third generation of Consonance hiend audiophile music player. It used ARM V7 1.5Ghz quad core CPUs make more higher ability and performance of the processing and the high definition audio playback. Control Reference 8 Pro thanks to its slick Web-based control interface. Use it with any browser,...

All items guaranteed 100% BRAND NEW in the original edition Box. ONE-YEAR WARRANTY !!! Features: a) Featuring silver wiring, true balance inputs and outputs utilising 2X101D triodes with no global negative feedback. b) Constructed using high quality Swedish manufactured "LUNDAHL" input and output transformers,6SL7 Rectifier and 2X2A3 valves. c) Special silicon steel EI type power transformers and choke with large Solen MKP metallized polypropylene filtering capacitor to obtain the widest...

The tube integrated amplifier Linear845 is a 25 anniversary edition to celebrate Opera Audio was established for 25 years, which was centred extensive experience and years of technological achievements on the tube amplifier manufacture and develop. It is the flagship of the integrated amplifier. Linear 845 is Class A single-ended tube integrated amplifier. Specially designed high swing drive stage that maximizes the dynamics of the 845 power tube. It is particularly worth mentioning that it has...

Features: 1. USB 24Bit / 192Khz audio decoding capabilities (PC / MAC-side need to install the driver software) 2. Support CD turntable, opera high-definition mastering music digital interface, Blu-ray DVD player, cable TV set-top box, satellite, etc. 3. Hi-end headphone amplifier 4. RCA and XLR analog outputs D-linear6 decoder core chip with 24-bit 192Khz the AD1955, asynchronous up-conversion control, receiver chip for the ultra-low jitter PLL, can receive from 32Khz to 192Khz digital signal....