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雅瑟 P-307A MK2 前級放大器

數量

簡介

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Usher P-307A MK2 P-307 is the control center of today's high-end audio system. The two main functions are signal source selection and volume control. We make every effort to keep the P-307 as accurate as possible. In order to avoid unnecessary interference with adjacent original components, P-307 uses high-quality relay and switch design to ensure that each signal source is intact. Therefore, all signal sources are still separated from each other, and from the power amplifier and cables. P-307是當今高端音響系統的控制中心,兩個主要功能是信號源選擇和音量控制。我們盡一切努力使P-307盡可能保持精確。 為了避免與相鄰原組件產生不必要的干擾作用,P-307使用高品質的繼電器和開關設計,可確保每種信號源都完好無損。因此所有的信號源仍然彼此分開,並與功率放大器和電纜分開。

商品詳情

Technical Specifications

power consumption: 7W maximum
main voltage: 100V,120V, 200V, 230V or 240V AC@50/60Hz
inputs: 7 stereo single-ended(RCA)
1 stereo single-ended(RCA)phono
outputs: 2 stereo single-ended(RCA)
gain: 14.3 dB
S/N: 105 dB
input overload: 2.34V rms
input impedance: 47k Ohm
outputs impedance: 120 Ohm
maximum output (MAIN outputs): 15.3V rms
frequency Response: 10Hz~100kHz
weight: 4kgs
overall dimensions (w x d x h): 43 cm x 28.8 cm x 7.9 cm
shipping weight: 5 kgs /pc
shipping box (w x d x h): 56 cm x 35 cm x 16 cm

技術指標

功耗:最大7W
主電壓:100V,120V,200V,230V或240V AC @ 50 / 60Hz
輸入:7個立體聲單端(RCA)
1個立體聲單端(RCA)唱機
輸出:2個立體聲單端(RCA)
增益:14.3 dB
信噪比:105 dB
輸入過載:2.34V rms
輸入阻抗:47k歐姆
輸出阻抗:120歐姆
最大輸出(主輸出):15.3V rms
頻率響應:10Hz〜100kHz
重量:4kgs
整體尺寸(寬x深x高):43厘米x 28.8厘米x 7.9厘米
運輸重量
運送重量:5公斤/個
裝運箱(寬x深x高):56厘米x 35厘米x 16厘米

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