{"product_id":"rdl-ds-sh1mc","title":"RDL DS-SH1MC","description":"\u003cp\u003e(Custom Labeled)\u003c\/p\u003e\r\n\u003ch3\u003eOverview\u003c\/h3\u003e\r\n\u003cp\u003eThe D\/DS-SH1M is used in applications requiring headphones of any impedance to be driven from consumer or professional audio sources. It is ideally suited to applications as diverse as language translation, museums, interview studios and music stores. The -SH1 is a dual channel headphone amplifier with balanced\/unbalanced left and right inputs. Each input accepts operating levels between -20 dBV and +20 dBu. Two recessed slide switches located on the side of the rear enclosure are set prior to mounting the module. One switch is provided for setting the input sensitivity. The mode switch selects between stereo and mono operation. In the mono position, the left input is used to drive both output channels. When the module is used in a monaural system, only the left channel input must be wired. The front panel level control is a long life potentiometer controlling matched VCAs. Audio does not pass through this control, assuring years of noise free level adjustment. The output amplifiers deliver more than 50 mW into either high or low impedance headphones. Module operation is from a 24 Vdc ground referenced power supply.\u003c\/p\u003e\r\n\u003ch3\u003eFeatures\u003c\/h3\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eIntegral Long-Life VCA Stereo Level Control\u003c\/li\u003e\r\n\u003cli\u003eBalanced or Unbalanced Inputs\u003c\/li\u003e\r\n\u003cli\u003eSwitch-Selectable Input Sensitivity\u003c\/li\u003e\r\n\u003cli\u003eSwitch-Selectable Mono (Left) or Stereo Operation\u003c\/li\u003e\r\n\u003cli\u003eAmplifier to Drive High or Low Impedance Headsets\u003c\/li\u003e\r\n\u003cli\u003eOutput: Mini-Jack\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\r\n\u003ctable class=\"table1\"\u003e\r\n\u003ctbody\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eInputs (2)\u003c\/td\u003e\r\n\u003ctd\u003e10 k? balanced or unbalanced bridging\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eInput Level\u003c\/td\u003e\r\n\u003ctd\u003e+4 dBu nominal (Low input sensitivity);\u003cbr\u003e-15 dBV nominal (High input sensitivity)\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eMaximum Input Level\u003c\/td\u003e\r\n\u003ctd\u003e+21 dBu (Low input sensitivity);\u003cbr\u003e+3 dBu (High input sensitivity)\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eOutput Signal\u003c\/td\u003e\r\n\u003ctd\u003e10 mW into 100 ? (normal rated);\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eOutput Signal\u003c\/td\u003e\r\n\u003ctd\u003e50 mW into 100 ? (maximum)\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eTHD+N\u003c\/td\u003e\r\n\u003ctd\u003e\u0026lt; 0.5% @ 1 kHz\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\r\n\u003ctd\u003e30 Hz to 20 kHz (±2 dB)\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eNoise\u003c\/td\u003e\r\n\u003ctd\u003e\u0026lt; -70 dB below normal operating level\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eGain\u003c\/td\u003e\r\n\u003ctd\u003eUser-adjustable on front panel; 18.5 dB (maximum, High input sensitivity);\u003cbr\u003eUnity (maximum, Low input sensitivity)\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eCMRR\u003c\/td\u003e\r\n\u003ctd\u003e\u0026gt; 60 dB (50 to 120 Hz)\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eCrosstalk\u003c\/td\u003e\r\n\u003ctd\u003eBelow noise floor (20 Hz to 20 kHz)\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003ePower Requirement\u003c\/td\u003e\r\n\u003ctd\u003eGROUND-REFERENCED, 24 Vdc @ 50 mA\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003ePackage Type\u003c\/td\u003e\r\n\u003ctd\u003eCardboard Box\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003ePackage Dimensions\u003c\/td\u003e\r\n\u003ctd\u003e3.625 x 4.625 x 2.125 in.\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\r\n\u003ctd\u003e0.465 lbs.\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eWEEE weight\u003c\/td\u003e\r\n\u003ctd\u003e0.32 lbs.\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eTariff code\u003c\/td\u003e\r\n\u003ctd\u003e8518.40.2000\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003c\/tbody\u003e\r\n\u003c\/table\u003e","brand":"RDL","offers":[{"title":"Default Title","offer_id":43895080124459,"sku":"RDL-DS-SH1MC","price":253.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0642\/3019\/5243\/files\/rdl-ds-sh1m-2_1__45308.1682435932.1280.1280.jpg?v=1775683886","url":"https:\/\/www.empirepro.com\/products\/rdl-ds-sh1mc","provider":"Empire Pro","version":"1.0","type":"link"}