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一、各项主要参数 输出功率:70W;输出阻抗:4Ω、8Ω;失真率:≤1％;频率响应:20Hz～60kHz±1dB;信噪比:88dB;输入选择:一组;输出选择:二组;选用真空管:845×2 300B×2 12AU7×2(美产)6H8C×1(俄产);体积:长49cm 宽30cm 高62cm;一台重量:42公斤 二、本机特点: 外观设计、新颖独特 整机分上、中、下三层,上层有专利保护罩的真空管,四面散热且美观、大方。中层为线路部分,下层为电源部分,这种设计,避免了电源部分对线路的干扰,以及真空管、电源变压器产生的热量
First, the main parameters of the output power: 70W; output impedance: 4Ω, 8Ω; distortion rate: ≤ 1%; frequency response: 20Hz ~ 60kHz ± 1dB; SNR: 88dB; input selection: a group; Group: the choice of vacuum tube: 845 × 2 300B × 2 12AU7 × 2 (US production) 6H8C × 1 (Russian); Volume: 49cm long and 30cm wide height 62cm; a weight of 42 kg Second, the machine features: Novel unique machine points, in the next three layers, the top of the patent protection cover vacuum tube, surrounded by heat and beautiful, generous. The middle part of the line, the lower part of the power supply, this design, to avoid the interference of the power supply part of the line, as well as the vacuum tube, power transformer heat