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Opera Cyber 211/845 vacuum tube Dual Mono power amplifier 100% Brand New Declaration All items guaranteed 100% BRAND NEW in the original edition Box. ONE-YEAR WARRANTY !!! Specifications: Power Output:28W, RMS 1kHz Total harmonic distortion: less than 1% (15W, 1kHz) Frequency response: (-3dB points at 15W) 5Hz - 47kHz Input sensitivity: 0.7V Input impedance: 100kΩ Output: 4, 8Ω. User selectable Signal/Noise: 90db Consumption: 190W x 2 Input Interfaces: 1 group (RCA) Vacuum tube: 2 ea - E88CC Input, 2ea - 5687 Driver, 4ea - 5AR4 Rectifier 2 ea - 845 Output tubes Warm-Up Time: 3 Minutes... |
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Opera Consonance Cyber 300B Dual Mono Tube Power Amplifier (valve 300B Class A Single Ended) a Pair 100% Brand new The price is for a pair of Opera Cyber 300B Dual Mono Tube Power Amplifier. Declaration All items guaranteed 100% BRAND NEW in the original edition Box. ONE-YEAR WARRANTY!!! The Cyber-300B is a very well thought out TJ300B single ended mono power amplifier. Features: - None negative feedback designto give the shortest signal path. - Output transformer wound with special audio coating, and made from silicon steel laminations to resist saturation and provide linear... |
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Opera Consonanc Cyber-100 15th Class A Integrated amplifier Hi-Fi vacuum tube amp KT88x4 Stereo 100% Brand New This product is instock, please contact us to get a price! Declaration All items guaranteed 100% BRAND NEW in the original edition Box. ONE-YEAR WARRANTY !!! Features: If Opera Audio has provided a coherent design concept and equipment special commemorative line, it will be the 15-year-old M100 series push-pull integrated amplifier. Opera Audio has concentrated its philosophical highly over-specified large-scale output transformer and is completely hand-wound at the factory.... |
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OPERA Linear5 HiFi audio Headphone amplifier/earphone amp vacuum tube amplifier 100% Brand New Declaration All items guaranteed 100% BRAND NEW in the original edition Box. ONE-YEAR WARRANTY !!! Features: Since February 2018, Linear5 has been upgraded to a fully custom-made tube JJ 802s preamplifier, no need to upgrade 2A3 tubes and preamps. In order to pursue better sound, the rectifier can be upgraded to full 274BQ. Classic 2A3 Amplifier Circuit Lunda 1: 1 Fully Balanced Input Transformer Independent Power Supply Flagship output transformer Specifications: Output impedance: 30-200Ω,... |
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Opera M10 intergrated amplifier Multifunctional tube amplifier 100% Brand New Declaration All items guaranteed 100% BRAND NEW in the original edition Box. ONE-YEAR WARRANTY !!! Features: a) The circuit of the M10 is the easiest and the most classic circuit.Two triodes push a power tube and all tubes are working in a single-ended Class A status . b) M10 adds an audio decoders with USB input,which can be directly connected to the computer and laptop USB interface.Can replace sound card of notebook computer latop to get a Hifi sound. c) Pushing triode tube chooses the common ECC83/12AX7,... |
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Opera PM-7 transistor tube MM/MC hifi Phono amplifier 100% Brand New Declaration All items guaranteed 100% BRAND NEW in the original edition Box. ONE-YEAR WARRANTY !!! Features: a) PM-7 is a professional-grade transistors MM/MC phono amplifier. Work in a pure DC state, using military-grade operational amplifiers to accurately replay bakelite record sound .And makes precise RIAA equalization amplification for high and low frequency. b) For matching different types of phonos, PM-7 is with a variety of gain and input resistor selection switch, the gain can be selected by the... |
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Opera Consonanc Reference 2.2 HiFi audio Pre-amp vacuum tube amplifier ECC82×4 Stereo valve amp 100% Brand New Declaration All items guaranteed 100% BRAND NEW in the original edition Box. ONE-YEAR WARRANTY !!! Specifications: Technical Parameters: Frequency response: 1Hz -80kHz -1dB Signal to noise ratio: 90dB Input port: 3 groups (RCA), 1 group balance Output port: 1 group (RCA), 1 group balance Input impedance: 100k Frequency response: 10HZ-100KHZ, 0.5db Harmonic distortion: 0.05% (70Hz/7kHz 4:1) Power consumption: 40W Electronic tube: ECC82×4 Dimension: 12cm x 43cmx 32cm (HxWxD)... |
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Opera Reference 9.9 Dual Mono-Block power amplifier Consonance tube 845 amp 100% Brand New Declaration All items guaranteed 100% BRAND NEW in the original edition Box. ONE-YEAR WARRANTY !!! Features: a) The machine adopts dual mono design. Using a 845 triode for single-ended Class A amplification per channel.Adopts a E88CC tube and a famous push tube 5687 to make a output of 28W per channel. b) The central panel of R9.9 is a power output indicating system,which consists of tube 6E2.It played a beautiful decorative effect and allows users to see the output of 9.9 cases. Specifications:... |
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Opera Reference6 digital music player WAV/FLAC/ALAC/ACC muscic player for wifi network player for iphone/ipad Android 100% Brand New There are two kinds for choices: wood roof and metal roof. Declaration All items guaranteed 100% BRAND NEW in the original edition Box. ONE-YEAR WARRANTY !!! Features: a) Supports data flow original master music play(32Bit/192KHz),and you can upgrade the operating system at any time through USB port. b) Support playback of all kinds of mainstream digital audio formats,such as WAV,FLAC,ALAC and ACC.And it can also play the shared resources of network disk... |
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Opera Reference8 pro HD music player digital turntable 32bit/384kHz DSD256 25th Anniversary Edition 100% Brand New There are two colors for choose:black, walnut wood. Declaration All items guaranteed 100% BRAND NEW in the original edition Box. ONE-YEAR WARRANTY !!! 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... |
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