{"product_id":"pre-amplifier-tone-board-upc4570c-op-amp-stereo-preamplifier-volume-tone-control-super-opa2604-ad827jn-with-lm317-lm337","title":"Pre-Amplifier Tone Board UPC4570C OP AMP Stereo Preamplifier Volume Tone Control Super OPA2604 AD827JN with LM317+LM337","description":"\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1.5PIaDjxK1Rjy0Fnq6yBaFXaB.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003cspan\u003e1. The board uses two op amps, \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan\u003e\u003cstrong\u003e\u003cspan\u003eN-EC UPC4570C\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan\u003e\u003cstrong\u003e Additional free op amps are random.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan\u003e2. The board adopts a high-precision, lower-temperature floating round audio resistor. A better low-noise design.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan\u003e3. The board is made of high quality ruby or black diamond electrolytic capacitors.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan\u003e4. The board uses Siemens audio and positive capacitors.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan\u003e5. Adopt LM317+LM337 ultra-low ripple voltage regulator circuit, voltage adjustable, high precision, adapt to more fever ceramic seal and gold seal op amp.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan\u003e6. Both the positive and negative power supplies on the board are displayed. Red: U represents the positive power supply after voltage regulation, and Blue Godin represents the negative power supply.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan\u003eInstructions for use:\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan\u003e1. Supply voltage: AC dual 15V-20V power supply, it is recommended to use the AC double voltage on the power amplifier ring transformer.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan\u003e\u003cspan\u003eRecommended 15W dual AC15V small ring cattle transformer\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan\u003e2. Audio Wiring: In order to achieve noise-free effect, the audio input and output of the wrench are recommended to be connected using a shielded vertical audio cable to reduce noise.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan\u003eSize:130*60*30MM\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan\u003e\u003cstrong\u003ePackage included:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan\u003e1Pcs\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1G.nKavvsK1Rjy0Fiq6zwtXXaM.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H0f729fceea1a4cbf9e09b027b44f2930B.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H92fc3c6f067047aab29d8728bb9ca7fb0.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H5d3918378cd447a0b3d3c2677abdf8ae4.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Ha3c8994889274f0ba691d1317ef734c0E.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Ha194649903ef46c2b3df91e76d56136cZ.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H5b6ef0d96a8d4c489774e08aa3a9629em.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H341b5ac5d13640f9a00eafc5546ea4ebu.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/He28637dc68fe4c2b8678216dfbbc84d7c.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H5f6e5aea70ae4b0e8f011ca12f7bd9afY.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H7f72e4938fda42ea98e1e1d6142506a8o.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Hc9f856a5e2444192b26e811785e620acR.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H2a3b6ae6f2a24e2a9024b0316ea5afa0g.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Hed49760fca6a484c90eb0abe2ed676ffa.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/H2a7081b44a8746af9a3bb65e596bfdb8D.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/He28910e4bd2e49af801dd583d99803740.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Hd58e8234f84646319c08b495db8c0779X.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Hff8dc5e8ea194ae8bf5eea9ef365f0518.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Hd201518b00534a25aa1f796c8c7318450.jpg\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Hc712ecc32d5e453ba0f7d84b340ff2a2x.jpg\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003ckse:widget\u003e\u003c\/kse:widget\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"mosti1one","offers":[{"title":"Default Title","offer_id":55811410526594,"sku":"0e20e7f6-1242-4d0d-abe8-a5e558ec5262","price":55.24,"currency_code":"EUR","in_stock":true}],"url":"https:\/\/www.mosti1one.de\/products\/pre-amplifier-tone-board-upc4570c-op-amp-stereo-preamplifier-volume-tone-control-super-opa2604-ad827jn-with-lm317-lm337","provider":"mosti1one","version":"1.0","type":"link"}