{"product_id":"visaton-k-28-gi-8-miniature-speaker-art-no-2830","title":"Visaton K 28 GI 8 Ohm, 1.1 Inch, Miniature Speaker","description":"\u003cp\u003eAn 8 Ω miniature speaker with spring contacts for compact equipment assemblies.\u003c\/p\u003e\u003cp\u003eThe K 28 GI uses a plastic basket and polycarbonate diaphragm with a contact arrangement suited to assembly against a circuit board or matching contact fixture. Its response is useful for speech, tones and alerts.\u003c\/p\u003e\u003ch3\u003eKey details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Miniature speaker\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 8 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower \/ taps:\u003c\/strong\u003e 0.5 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency range:\u003c\/strong\u003e 450–7000 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e 2.8 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting \/ feature:\u003c\/strong\u003e Spring contacts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCompact electronics with spring-contact assembly\u003c\/li\u003e\n\u003cli\u003eSpeech prompts and alert signals\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRated power\u003c\/th\u003e\n\u003ctd\u003e0.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eNominal impedance\u003c\/th\u003e\n\u003ctd\u003e8 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency response\u003c\/th\u003e\n\u003ctd\u003e450–7000 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMean sound pressure level\u003c\/th\u003e\n\u003ctd\u003e82 dB (1 W\/1 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eResonance frequency fs\u003c\/th\u003e\n\u003ctd\u003e730 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eNet weight\u003c\/th\u003e\n\u003ctd\u003e0.0053 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnections\u003c\/th\u003e\n\u003ctd\u003eSpring contacts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eProtective system\u003c\/th\u003e\n\u003ctd\u003eIP65 at front with sealed mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTemperature range\u003c\/th\u003e\n\u003ctd\u003e−40 to 85 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUse the drawing to check the mounting profile, spring-contact positions and working clearance.\u003c\/li\u003e\n\u003cli\u003eDesign the matching contacts and retention so contact pressure is maintained without loading the diaphragm. Use an 8 Ω-compatible amplifier.\u003c\/li\u003e\n\u003cli\u003eIP65 applies to the front with a sealed mounting joint. Protect the contacts and rear of the speaker within the equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDownloads\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.visaton.de\/sites\/default\/files\/dd_product\/K%2028%20GI%20-%208%20Ohm%20datasheet_1.pdf\"\u003eManufacturer datasheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.visaton.de\/en\/products\/drivers\/miniature-speakers\/k-28-gi-8-ohm\"\u003eManufacturer product page\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Visaton","offers":[{"title":"Default Title","offer_id":57499382940030,"sku":"2830","price":7.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0055\/3592\/4291\/files\/K_2028_20GI_1_1.jpg?v=1789040840","url":"https:\/\/impactaudio.co.uk\/products\/visaton-k-28-gi-8-miniature-speaker-art-no-2830","provider":"Impact Audio","version":"1.0","type":"link"}