{"product_id":"bose-model-901-active-equalizer","title":"Bose Model 901 Active Equalizer for 901 Series I Direct\/Reflecting Speakers","description":"\u003cp\u003eRestore the intended sound of early \u003cstrong\u003eBose 901\u003c\/strong\u003e speakers with the original \u003cstrong\u003eBose Model 901 Active Equalizer\u003c\/strong\u003e. Designed specifically to compensate for the unique frequency response of the \u003cstrong\u003e901 Direct\/Reflecting\u003c\/strong\u003e speaker system, this analog equalizer provides substantial low- and high-frequency correction that the speakers require for proper performance. It also offers selectable contour and low-frequency filtering options for tailoring the system to different rooms and program material. Fully tested, refurbished, and \u003cstrong\u003eSPENCERTIFIED\u003c\/strong\u003e for reliable vintage audio use.\u003c\/p\u003e\n\u003ch3\u003e\n\u003cspan style=\"text-decoration: underline;\"\u003e\u003cb\u003eCONDITION\u003c\/b\u003e\u003c\/span\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eSPENCERTIFIED\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e- Fully certified by Spencer\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eRefurbished and \u003c\/span\u003e\u003cb\u003eSPENCERTIFIED\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e100% tested and functional. Controls and switches cleaned with WD-40 Specialist Electrical Contact Cleaner. Internal boards and connections inspected, RCA inputs and outputs tested, both audio channels verified, and equalization and contour functions checked for proper operation.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eCosmetic Condition: 8\/10\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eFunctional Condition: \u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e10\/10\u003c\/span\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003e\u003ci\u003eWHAT'S IN THE BOX?\u003c\/i\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003eBose Model 901 Active Equalizer for 901 Series I Direct\/Reflecting Speakers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003e\u003ci\u003eOther information about the Bose Model 901\u003c\/i\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Stereo Active Speaker Equalizer\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigned For:\u003c\/strong\u003e Bose 901 Direct\/Reflecting speaker system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e Stereo RCA Equalizer Input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutputs:\u003c\/strong\u003e Stereo RCA Equalizer Output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTape Connections:\u003c\/strong\u003e Stereo RCA Tape In \/ Tape Out\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Impedance:\u003c\/strong\u003e 150 kΩ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Impedance:\u003c\/strong\u003e Less than 100Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Load Impedance:\u003c\/strong\u003e 5 kΩ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Output Voltage:\u003c\/strong\u003e 4.0V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Gain:\u003c\/strong\u003e 18 dB at 35 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 117V AC, 50\/60 Hz,\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 1.5W\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003e\u003ci\u003eINPUTS\u003c\/i\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003eTape IN x1 L\/R (back)\u003c\/li\u003e\n\u003cli\u003eEqualizer IN x1 L\/R (back)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003e\u003ci\u003eOUTPUTS\u003c\/i\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTape OUT x1 L\/R (back)\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003eEqualizer OUT x1 L\/R (back)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003e\u003ci\u003eDIMENSIONS\u003c\/i\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong\u003eSize:\u003c\/strong\u003e 9-1\/4\" W × 2-13\/16\" H × 6-3\/4\" D\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e 3 lbs\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003e\u003ci\u003eMANUFACTURER\u003c\/i\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eMade in the US\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SpenCertified","offers":[{"title":"Default Title","offer_id":49392494674164,"sku":null,"price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1683\/2705\/files\/Bose-Model-901-Active-Equalizer-for-901-Series-I-DirectReflecting-Speakers-Equalizers.jpg?v=1789505301","url":"https:\/\/spencertified.com\/products\/bose-model-901-active-equalizer","provider":"SpenCertified","version":"1.0","type":"link"}