About this item Paramaters:Output power:21+21W RMS (8¦¸); Distortion: 5%; Signal noise ratio (SNR):¡Ý78dB(A); Frequency Response::5Hz-79Khz (-2dB); Input sensitivity :¡Ü190mV; Input Impedance:¡Ý20K¦¸; Output Impedance: 4¦¸ or 8¦¸; Earphone output: VAILABLE; Vacuum tubes: 5881A x4 , 6N1 x4 , 6E2(electro-optical tube) x2; Volume:(L)340mm X (W)360mm X (H)160mm; Gross Weight: about 14kg FEATURES :It use the best Ultralinear Push-pull amplifier circuit, and It uses the latest improved exports version famous vacuum tube as the power amplifier; Preamplifier use SRPP amplification circuit and Nagao-type inverter circuit, make it let the audio frequency wide, distortion is little.The output transformer use Japanese audio special stalloy (thickness is 0.35mm) and high strength enamel-insulated wire. It used special coiling process, let the audio frequency wide, to ensure timbre of the trebles, mediant and bass are nice, transparent and powerful.This amplifier is made with foreign country¡¯s famous factory audio special Enthusiast electrolytic capacitor, nonpolarity capacitor (MKP) and high quality metallic resistance. Main sound channel is made with imported special sound volume Potentiometers.This amplifier can direct use earphone. › See more product details Product information Collapse All Expand All Item details UPC 827674833082 ASIN B01ECC9FRU Brand GOWE Manufacturer Gowegroup Measurements Item Dimensions D x W x H 13.39″D x 14.17″W x 6.3″H Warranty & Support Amazon.com Return Policy:Amazon.com Voluntary 30-Day Return Guarantee: You can return many items you have purchased within 30 days following delivery of the item to you. Our Voluntary 30-Day Return Guarantee does not affect your legal right of withdrawal in any way. You can find out more about the exceptions and conditions here. Product Warranty: For warranty information about this product, please click here Feedback Would you like to tell us about a lower price? Features & Specs Power Source Corded Electric
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