{"product_id":"gladen-sigma-22","title":"Gladen SIGMA 22","description":"\u003cp data-pm-slice=\"1 3 []\"\u003e\u003cspan\u003e\u003cbr\/\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eThe \u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eGladen SIGMA ST 22 is a high-quality 22 mm silk dome tweeter that impresses with its precise high-frequency reproduction, excellent detail resolution, and high dynamic range. Thanks to its compact design and innovative modular installation system, it is ideal for high-end car audio installations as well as integration into factory speaker locations\u003c\/strong\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eThe high-quality silk dome enables natural, balanced, and finely detailed reproduction of high frequencies. The integrated rear coupling chamber facilitates particularly deep coupling with the low-midrange driver, while the excellent omnidirectional dispersion ensures even sound distribution throughout the vehicle interior\u003c\/strong\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eThanks to its flexible mounting system, which includes various mounting rings, adapters, and grille covers, the SIGMA ST 22 offers a wide range of installation options. Whether in the mirror triangle, the A-pillar, or in original mounting locations—the tweeter offers an ideal combination of sound quality, compact design, and high installation flexibility\u003c\/strong\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eTechnical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eManufacturer: Gladen\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eModel: SIGMA ST 22\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eProduct Line: SIGMA\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSpeaker Type: Tweeter\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDesign: Silk dome tweeter\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eCap material: silk\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eVoice coil diameter: 22 mm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eNominal impedance: 4 ohms\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDC resistance (Re): 3.63 ohms\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRMS Power Handling: 80 watts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eMaximum power handling: 120 watts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003ePerformance specification for high-pass filtering: 3,500 Hz \/ 24 dB per octave\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSound pressure level (1 W \/ 1 m): 89 dB\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSensitivity (2.83 V \/ 1 m): 91 dB\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eResonance frequency (Fs): 790 Hz\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eMechanical quality (Qms): 1.43\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eElectrical quality (Qes): 1.97\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eOverall Quality (Qts): 0.83\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eEffective diaphragm area (Sd): 3.8 cm²\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRecommended high-pass cutoff frequency: above 2,800 Hz\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRecommended filter slope: 24 dB\/octave\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDiaphragm Construction: Silk-Fabric Dome\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eHousing material: Plastic\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRear coupling volume: integrated\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eBeam pattern: wide, uniform omnidirectional pattern\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eInstallation Type: Surface-mount and flush-mount\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eMounting options: A-pillar, mirror triangle, and original speaker locations\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eInstallation system: modular mounting system with various adapters\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eApplications: High-quality active and passive car audio speaker systems\u003cbr\/\u003e\u003cbr\/\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eWhat's Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e2x Gladen SIGMA ST 22 tweeters, depending on color selection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSurface-Mount Enclosure with Drilling Template\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eMounting Rings and Mounting Adapters\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eMetal strips for fastening\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSpeaker grilles with a hexagonal design\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eHeat-shrink tubing for crossover connections\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold; color: rgb(0, 0, 0);\"\u003e\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eInstallation Accessories\u003cbr\/\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\/\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Gladen","offers":[{"title":"Black (SIGMA 22 Black)","offer_id":53494569959691,"sku":null,"price":159.0,"currency_code":"EUR","in_stock":true},{"title":"Silver (SIGMA 22 Silver)","offer_id":53494569992459,"sku":null,"price":139.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/8063\/0283\/files\/9a94d051-bad5-4a73-8d45-9caa1f7c7dec_1200_900.jpg?v=1794508281","url":"https:\/\/mtaudio.eu\/en\/products\/gladen-sigma-22","provider":"MT Audio Shop","version":"1.0","type":"link"}