{"product_id":"m81-bass-preamp-04501232","title":"Mxr M81 Bass Preamp","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\u0026lt;h1 style=\"text-align: justify;\"\u0026gt;The \u0026lt;strong\u0026gt;M81 Bass Preamp\u0026lt;\/strong\u0026gt; is \u0026lt;strong\u0026gt;MXR\u0026lt;\/strong\u0026gt;'s \u0026lt;strong\u0026gt;bass preamp\u0026lt;\/strong\u0026gt;, featuring a studio-quality \u0026lt;strong\u0026gt;Direct Out\u0026lt;\/strong\u0026gt; that allows you to tailor your sound to any live or recording scenario.\u0026lt;\/h1\u0026gt;\u0026lt;h2\u0026gt;OVERVIEW OF THE MXR M81 BASS PREAMP\u0026lt;\/h2\u0026gt;\u0026lt;p style=\"text-align: justify;\"\u0026gt;The \u0026lt;strong\u0026gt;MXR M81 Bass Preamp\u0026lt;\/strong\u0026gt; combines a transparent preamp with a studio-quality \u0026lt;strong\u0026gt;Direct Out\u0026lt;\/strong\u0026gt; in a Phase-90 sized enclosure, delivering a clean tone without taking up too much pedalboard space. It features \u0026lt;strong\u0026gt;Input\u0026lt;\/strong\u0026gt; and \u0026lt;strong\u0026gt;Output\u0026lt;\/strong\u0026gt; level controls and a 3-band EQ section with adjustable mids from 250 Hz to 1 kHz. Everything is reproduced cleanly thanks to the high headroom provided by \u0026lt;strong\u0026gt;Constant Headroom Technology\u0026amp;trade;\u0026lt;\/strong\u0026gt;, and with the \u0026lt;strong\u0026gt;PRE\/POST EQ\u0026lt;\/strong\u0026gt; switch, you can choose whether the direct output is affected by the pedal's EQ. Finally, it features a \u0026lt;strong\u0026gt;Ground Lift\u0026lt;\/strong\u0026gt; switch in case of hum caused by a ground loop. The M81 Bass Preamp is factory-set to operate in buffered bypass mode with active 1\/4\" and D.I. outputs, but it's possible to use only the 1\/4\" output in true bypass mode.\u0026lt;\/p\u0026gt;\u0026lt;h2\u0026gt;CONTROLS OF THE MXR M81 BASS PREAMP\u0026lt;\/h2\u0026gt;\u0026lt;p\u0026gt;\u0026lt;strong\u0026gt;Output:\u0026lt;\/strong\u0026gt; adjusts the overall volume\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Ground Lift:\u0026lt;\/strong\u0026gt; this switch activates a ground lift on the Direct Out\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Mid Freq:\u0026lt;\/strong\u0026gt; selects the mid frequencies to cut or boost with the Mid control\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Pre\/Post:\u0026lt;\/strong\u0026gt; this switch allows you to choose whether to use the EQ before or after the D.I. output\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Input:\u0026lt;\/strong\u0026gt; adjusts the Pre-EQ gain\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Bass:\u0026lt;\/strong\u0026gt; cuts or boosts low frequencies\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Mid:\u0026lt;\/strong\u0026gt; controls how much the mid frequencies are cut or boosted\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Treble:\u0026lt;\/strong\u0026gt; adjusts the cut or boost of high frequencies\u0026lt;\/p\u0026gt;\u0026lt;h2\u0026gt;TECHNICAL SPECIFICATIONS OF THE MXR M81 BASS PREAMP\u0026lt;\/h2\u0026gt;\u0026lt;p\u0026gt;\u0026lt;strong\u0026gt;Input Impedance:\u0026lt;\/strong\u0026gt; 2.2 M\u0026amp;Omega;\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Output Impedance (1\/4\" jack output):\u0026lt;\/strong\u0026gt; 300 \u0026amp;Omega;, 40 Hz\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Output Impedance (balanced D.I. output):\u0026lt;\/strong\u0026gt; 120 \u0026amp;Omega;, 40 Hz\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Maximum Output Level (1\/4\" jack output):\u0026lt;\/strong\u0026gt; +13 dBV\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Maximum Output Level (balanced D.I. output):\u0026lt;\/strong\u0026gt; -2 dBV\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Noise Floor:\u0026lt;\/strong\u0026gt; -98 dBV\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Bass Control:\u0026lt;\/strong\u0026gt; \u0026amp;plusmn;16 dB, 40 Hz\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Mid Control:\u0026lt;\/strong\u0026gt; \u0026amp;plusmn;17 dB, from 250 Hz to 1 kHz\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Treble Control:\u0026lt;\/strong\u0026gt; \u0026amp;plusmn;17 dB, from 250 Hz to 1 kHz\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Input Control:\u0026lt;\/strong\u0026gt; Pre EQ, \u0026amp;plusmn;10 dB\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Output Control:\u0026lt;\/strong\u0026gt; Post EQ, +2 dB\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Bypass:\u0026lt;\/strong\u0026gt; True Hardwire or Buffered Bypass (internally selectable)\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Current Draw:\u0026lt;\/strong\u0026gt; 8.5 mA\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Phantom Power Current Draw:\u0026lt;\/strong\u0026gt; 5 mA\u0026lt;br \/\u0026gt;\u0026lt;strong\u0026gt;Power Supply:\u0026lt;\/strong\u0026gt; 9 volt DC\u0026lt;\/p\u0026gt;  ","brand":"MXR","offers":[{"title":"Default Title","offer_id":58005823717721,"sku":"04501232","price":199.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1036\/3633\/6985\/files\/36-mxr-m81-bass-preamp-04501232_0.jpg?v=1778150779","url":"https:\/\/yourmusiconline.it\/en\/products\/m81-bass-preamp-04501232","provider":"yourmusiconline.it","version":"1.0","type":"link"}