{"id":4652647809105,"title":"SM137 Condenser Instrument Microphone","handle":"sm137-condenser-instrument-microphone","description":"\u003cp\u003eThe SM137 is a versatile, flat-response cardioid condenser probe microphone with an ultra-thin diaphragm for a frequency response that combines a smooth high-end with a tight, controlled low-end and a 15db pad for natural sound reproduction in both acoustic and high volume performance applications\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUltra-thin diaphragm for smooth high end and tight, controlled low end\u003c\/li\u003e\n\u003cli\u003e15dB pad for performance consistency across a wider range of high SPL sources\u003c\/li\u003e\n\u003cli\u003eLow self-noise and transformerless preamplifier circuitry\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCartridge Type\u003c\/strong\u003e\u003cbr in=\"\"\u003ePermanently Biased Condenser\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003cbr in=\"\"\u003e20­ to 20,000 Hz\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDirectional Polar Pattern\u003c\/strong\u003e\u003cbr\u003eCardioid\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Impedance\u003c\/strong\u003e\u003cbr in=\"\"\u003e150 ohms (actual)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAttenuation Switch\u003c\/strong\u003e\u003cbr in=\"\"\u003e0 dB or 15 dB attenuation\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePhantom Power\u003c\/strong\u003e\u003cbr in=\"\"\u003e48 Vdc +\/- 4 Vdc (IEC­268­15\/DIN 45 596), positive pins 2 and 3\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCurrent Drain\u003c\/strong\u003e\u003cbr\u003e5.2 mA typical at 48 Vdc\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Mode Rejection\u003c\/strong\u003e\u003cbr in=\"\"\u003e\u0026gt;50 dB, 20 Hz to 20 kHz\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePolarity\u003c\/strong\u003e\u003cbr in=\"\"\u003ePositive pressure on diaphragm produces positive voltage on output pin 2 relative to pin 3\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions and Weight\u003c\/strong\u003e\u003cbr in=\"\"\u003e24 mm (0.950 in.) diameter\u003cbr\u003e162 mm (6.375 in.) long\u003cbr\u003e195 grams (6.9 oz.)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSensitivity\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e(typical, at 1000 Hz; 1 Pa = 94 dB SPL)\u003cbr\u003e-41 dBV\/Pa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSelf­noise\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(typical, equivalent SPL; A-weighted (IEC 651))\u003cbr\u003e19 dB\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum SPL@ 1000 Hz\u003c\/strong\u003e\u003cbr in=\"\"\u003e5000 ohms load (Attenuator on): 150 (165 dB)\u003cbr\u003e2500 ohms load (Attenuator on): 144 (159) dB\u003cbr\u003e1000 ohms load (Attenuator on): 139 (154 dB)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Clipping Level*\u003c\/strong\u003e\u003cbr in=\"\"\u003e5000 ohms load: 15 dBV\u003cbr\u003e2500 ohms load: 9 dBV\u003cbr\u003e1000 ohms load: 3 dBV\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDynamic Range (Attenuator On)\u003c\/strong\u003e\u003cbr in=\"\"\u003e5000 ohms load: 133 (136) dB\u003cbr\u003e2500 ohms load: 128 (130 dB)\u003cbr\u003e1000 ohms load: 122 (125) dB\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSignal to Noise Ratio**\u003c\/strong\u003e\u003cbr in=\"\"\u003e75 dB\u003c\/p\u003e\n\u003cp\u003e\u003cspan in=\"\"\u003e\u003cem\u003e*20 Hz to 20 kHz; THD \u0026lt; 1%. THD of the microphone preamplifier when applied input signal is equivalent to the cartridge output at specified SPL.\u003cbr in=\"\"\u003e**S\/N ratio is difference between 94 dB SPL and equivalent SPL of self-noise A-weighted.\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e","published_at":"2020-07-13T11:46:37-04:00","created_at":"2020-07-13T11:46:36-04:00","vendor":"Shure","type":"Microphone","tags":["Brand_Shure","Type_Microphone","Wired_Instrument"],"price":24900,"price_min":24900,"price_max":24900,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":32460587630673,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"SHURSM137LC","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"SM137 Condenser Instrument Microphone","public_title":null,"options":["Default Title"],"price":24900,"weight":515,"compare_at_price":null,"inventory_management":"shopify","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/productionsupplies.ca\/cdn\/shop\/products\/SM137.png?v=1594655198"],"featured_image":"\/\/productionsupplies.ca\/cdn\/shop\/products\/SM137.png?v=1594655198","options":["Title"],"media":[{"alt":null,"id":7543042342993,"position":1,"preview_image":{"aspect_ratio":1.1,"height":1180,"width":1298,"src":"\/\/productionsupplies.ca\/cdn\/shop\/products\/SM137.png?v=1594655198"},"aspect_ratio":1.1,"height":1180,"media_type":"image","src":"\/\/productionsupplies.ca\/cdn\/shop\/products\/SM137.png?v=1594655198","width":1298}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003eThe SM137 is a versatile, flat-response cardioid condenser probe microphone with an ultra-thin diaphragm for a frequency response that combines a smooth high-end with a tight, controlled low-end and a 15db pad for natural sound reproduction in both acoustic and high volume performance applications\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUltra-thin diaphragm for smooth high end and tight, controlled low end\u003c\/li\u003e\n\u003cli\u003e15dB pad for performance consistency across a wider range of high SPL sources\u003c\/li\u003e\n\u003cli\u003eLow self-noise and transformerless preamplifier circuitry\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCartridge Type\u003c\/strong\u003e\u003cbr in=\"\"\u003ePermanently Biased Condenser\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003cbr in=\"\"\u003e20­ to 20,000 Hz\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDirectional Polar Pattern\u003c\/strong\u003e\u003cbr\u003eCardioid\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Impedance\u003c\/strong\u003e\u003cbr in=\"\"\u003e150 ohms (actual)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAttenuation Switch\u003c\/strong\u003e\u003cbr in=\"\"\u003e0 dB or 15 dB attenuation\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePhantom Power\u003c\/strong\u003e\u003cbr in=\"\"\u003e48 Vdc +\/- 4 Vdc (IEC­268­15\/DIN 45 596), positive pins 2 and 3\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCurrent Drain\u003c\/strong\u003e\u003cbr\u003e5.2 mA typical at 48 Vdc\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Mode Rejection\u003c\/strong\u003e\u003cbr in=\"\"\u003e\u0026gt;50 dB, 20 Hz to 20 kHz\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePolarity\u003c\/strong\u003e\u003cbr in=\"\"\u003ePositive pressure on diaphragm produces positive voltage on output pin 2 relative to pin 3\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions and Weight\u003c\/strong\u003e\u003cbr in=\"\"\u003e24 mm (0.950 in.) diameter\u003cbr\u003e162 mm (6.375 in.) long\u003cbr\u003e195 grams (6.9 oz.)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSensitivity\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e(typical, at 1000 Hz; 1 Pa = 94 dB SPL)\u003cbr\u003e-41 dBV\/Pa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSelf­noise\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(typical, equivalent SPL; A-weighted (IEC 651))\u003cbr\u003e19 dB\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum SPL@ 1000 Hz\u003c\/strong\u003e\u003cbr in=\"\"\u003e5000 ohms load (Attenuator on): 150 (165 dB)\u003cbr\u003e2500 ohms load (Attenuator on): 144 (159) dB\u003cbr\u003e1000 ohms load (Attenuator on): 139 (154 dB)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Clipping Level*\u003c\/strong\u003e\u003cbr in=\"\"\u003e5000 ohms load: 15 dBV\u003cbr\u003e2500 ohms load: 9 dBV\u003cbr\u003e1000 ohms load: 3 dBV\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDynamic Range (Attenuator On)\u003c\/strong\u003e\u003cbr in=\"\"\u003e5000 ohms load: 133 (136) dB\u003cbr\u003e2500 ohms load: 128 (130 dB)\u003cbr\u003e1000 ohms load: 122 (125) dB\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSignal to Noise Ratio**\u003c\/strong\u003e\u003cbr in=\"\"\u003e75 dB\u003c\/p\u003e\n\u003cp\u003e\u003cspan in=\"\"\u003e\u003cem\u003e*20 Hz to 20 kHz; THD \u0026lt; 1%. THD of the microphone preamplifier when applied input signal is equivalent to the cartridge output at specified SPL.\u003cbr in=\"\"\u003e**S\/N ratio is difference between 94 dB SPL and equivalent SPL of self-noise A-weighted.\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e"}