{"product_id":"rdl-stm-2x","title":"RDL STM-2X","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe STM-2X is the ideal choice in many installations where a microphone preamplifier is required, and is the ideal choice where either a toggle-type switch or push-to-talk switch is to be provided for microphone control, particularly if condenser microphones are used.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eQuiet Switching of Condenser Microphone\u003c\/li\u003e\n\u003cli\u003eRemote Microphone Soft-Switching\u003c\/li\u003e\n\u003cli\u003eSwitch a Mic-Level Source to a Mic or Line Level  Output\u003c\/li\u003e\n\u003cli\u003eRemote Toggle Switch or Push-to-Talk Button\u003c\/li\u003e\n\u003cli\u003eAdjustable Preset Gain on Microphone Source\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"table1\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003ctd\u003e500 ? balanced; 5 k? unbalanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhantom\u003c\/td\u003e\n\u003ctd\u003e24 Vdc; IEC 61938: 2013, Filtered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutputs (2)\u003c\/td\u003e\n\u003ctd\u003eLine Level: +4 dBu 150? balanced\u003cbr\u003eMic Level: -45 dBu 150? balanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeadroom\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 20 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGain\u003c\/td\u003e\n\u003ctd\u003eLine: Adjustable 35 to 65 dB; Mic Level Output: Adjustable -15 to 15 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e50 Hz to 30 kHz (± 1.5 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD+N\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.05% (50 dB gain)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResidual Noise ON\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; -70 dB (below to +4 dBu; 150 ? source @ 50 dB gain)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOFF Attenuation\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 100 dB (1 kHz) \u003cbr\u003e\u0026gt; 80 dB (50 Hz to 20 kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitch Control Input\u003c\/td\u003e\n\u003ctd\u003eConnect to ground to activate signal; 0.5 mA maximum current required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 5 ms (soft-switching transition on or off)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCMRR\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;50 dB (50 Hz to 20 kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhantom Power Input\u003c\/td\u003e\n\u003ctd\u003e24 Vdc @ 10 mA maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Operating Environment\u003c\/td\u003e\n\u003ctd\u003e0° C to 55° C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirement\u003c\/td\u003e\n\u003ctd\u003eGROUND-REFERENCED, 24 Vdc @ 25 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eHeight: 0.7 in. (1.7 cm), Width: 3 in. (7.6 cm), Depth: 1.6 in. (3.9 cm)\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\u003e2 x 2 x 4 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e0.195 lbs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWEEE weight\u003c\/td\u003e\n\u003ctd\u003e0.145 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":43895104831531,"sku":"RDL-STM-2X","price":225.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0642\/3019\/5243\/files\/rdl-stm-2x-2__98485.1682443535.1280.1280.jpg?v=1775684028","url":"https:\/\/www.empirepro.com\/products\/rdl-stm-2x","provider":"Empire Pro","version":"1.0","type":"link"}