{"product_id":"rdl-ru-mx4","title":"RDL RU-MX4","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe RU-MX4 is the ideal choice in many applications where a combination of balanced mic and\/or unbalanced line-level signals needs to be mixed. Balanced connections use XLR connectors. Unbalanced signals are coupled through phono jacks. Each of the four inputs can accept either a balanced XLR mic or an unbalanced line-level input. 24 V phantom is individually switch selectable for each mic input. The unbalanced phono jack LINE OUTPUT from one RU-MX4 may connect to the unbalanced input of other equipment, or may be connected to the DIRECT input of another RU-MX4 to expand mixing capabilities. The RU-MX4 provides one balanced output, switchable for mic or line level. Audio levels are adjustable on the front panel. Each input channel is equipped with a front-panel dual-LED VU meter that follows standard VU ballistics. The final mix is displayed on an LED string VU meter featuring a visually comfortable arc motion. A rear-panel switch allows the soft-knee compressor to be switched in or out. A factory installed output isolation transformer is available by ordering the RU-MX4T.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFour Channel Audio Mixer with Expansion Capability\u003c\/li\u003e\n\u003cli\u003eXLR Microphone Inputs, Phono Jack Line Inputs\u003c\/li\u003e\n\u003cli\u003eSwitchable 24 V Phantom for Each Mic Input\u003c\/li\u003e\n\u003cli\u003eMic or Line XLR Output, Switchable\u003c\/li\u003e\n\u003cli\u003eUnbalanced Line Output and Direct Input\u003c\/li\u003e\n\u003cli\u003eIntegral Compressor\/Limiter, Switchable\u003c\/li\u003e\n\u003cli\u003eStudio-Quality, Low-Noise Performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"table1\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicrophone Inputs (4)\u003c\/td\u003e\n\u003ctd\u003e2 k? balanced, switchable 24 V phantom (IEC 61938: 2013)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMic Input Level for +4 dBu output\u003c\/td\u003e\n\u003ctd\u003e-58 to ?20 dBu (PHANTOM OFF or ONHI gain); -41 to ?4 dBu (PHANTOM ON LO gain)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLine Inputs (4)\u003c\/td\u003e\n\u003ctd\u003e2 k? unbalanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLine Input Level for +4 dBu out\u003c\/td\u003e\n\u003ctd\u003e-25 dBV to +20 dBV, -10 dBV nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGain Adjustments (5)\u003c\/td\u003e\n\u003ctd\u003eMic: Off to 62 dB gain (PHANTOM OFF ONHI gain);\u003cbr\u003eOff to 46 dB gain (PHANTOM ON LO gain);\u003cbr\u003eLine: Off to 27 dB gain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Attenuator\u003c\/td\u003e\n\u003ctd\u003e0 dB to infinity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003eMic: 80 Hz to 30 kHz (± 1.5 dB),\u003cbr\u003e\u0026lt;-10 dB @ 20 Hz (integral high-pass filter)\u003cbr\u003eLine: 20 Hz to 30 kHz (± 0.25 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD+N\u003c\/td\u003e\n\u003ctd\u003eMic: \u0026lt; 0.1% (80 Hz to 20 kHz)\u003cbr\u003eLine: \u0026lt; 0.02%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e\n\u003cbr\u003e\u003cb\u003eResidual Noise (wideband, below +4 dBu output):\u003c\/b\u003e\n\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUnity Gain\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; -84 dB (4 Line level sources)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e40dB Gain, Phantom on\u003c\/td\u003e\n\u003ctd\u003eMic: -79 dB; \u0026lt; -73 dB (All 4 mic level sources)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e50dB Gain\u003c\/td\u003e\n\u003ctd\u003eMic: -79 dB; \u0026lt; -73 dB (All 4 mic level sources)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e60dB Gain\u003c\/td\u003e\n\u003ctd\u003eMic: -70 dB; \u0026lt; -64 dB (All 4 mic level sources)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutputs (2)\u003c\/td\u003e\n\u003ctd\u003e+4 dBu 150 ? bal. (switchable to MIC level -45 dBu);\u003cbr\u003e-10 dBV unbalanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndicators (18)\u003c\/td\u003e\n\u003ctd\u003eDual-LED VU meter for each input;\u003cbr\u003eCOMP\/LIMIT active LED; POWER LED; LED audio mix meter,\u003cbr\u003e 0 dB = +4 dBu\u003cbr\u003eVU (dB): -20, -10, -6, -2, 0, +3; Peak Reading (dB): +8,+12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Operating Environment\u003c\/td\u003e\n\u003ctd\u003e0° C to 50° C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirement\u003c\/td\u003e\n\u003ctd\u003eGROUND-REFERENCED, 24 Vdc @ 150 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Type\u003c\/td\u003e\n\u003ctd\u003eCardboard Box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Dimensions\u003c\/td\u003e\n\u003ctd\u003e6 x 6 x 2.625 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e1.63 lbs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWEEE weight\u003c\/td\u003e\n\u003ctd\u003e1.38 lbs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff code\u003c\/td\u003e\n\u003ctd\u003e8518.40.2000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"RDL","offers":[{"title":"Default Title","offer_id":43895096836139,"sku":"RDL-RU-MX4","price":446.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0642\/3019\/5243\/files\/rdl-ru-mx4-2__75593.1682443514.1280.1280.jpg?v=1775683989","url":"https:\/\/www.empirepro.com\/products\/rdl-ru-mx4","provider":"Empire Pro","version":"1.0","type":"link"}