{"product_id":"155229","title":"644","description":"\u003cp\u003eMICROPHONE - SHOTGUN DYNAMIC DUAL IMPEDENCE - SOUND SPOT - CARDILINE - WIRED HI-Z 11-644-7997 PART NO. 535436 WITH E-V ACCOUSTALLOY DIAPHRAGM APRIL 1978 - NEW OLD STOCK - The Electro-Voice (EV) 644 Sound Spot is a vintage directional dynamic microphone from the 1960s, known for its unique \"shotgun\" design that allows for sound capture from a distance. It was specifically engineered for \"tough\" sound environments like theaters, auditoriums, and churches where microphones cannot be placed near the source - Directional Design: It uses a \"Cardiline\" design—a combination of cardioid and distributed front openings—to achieve highly directional pickup.\n\u003cbr\u003eWorking Distance: It extends the effective working distance by more than 2.5 times compared to standard omnidirectional microphones.\n\u003cbr\u003eSound Rejection: Above 700 Hz, it provides over 20 dB of sound rejection from the sides and rear, helping to eliminate feedback and background noise.\n\u003cbr\u003eAcoustalloy® Diaphragm: Features EV’s proprietary non-metallic diaphragm, which is highly resistant to humidity and temperature changes.\n\u003cbr\u003eDual Impedance: It can be switched between 150 ohms (Lo-Z) and High Impedance (Hi-Z) by changing the wiring at the connector.\n\u003cbr\u003eBuild: Constructed with a pressure-cast zinc and brass case, typically finished in satin chrome or non-reflective grey - Live Events: Ideal for stages and churches to capture speakers or performers from afar.\n\u003cbr\u003eField Reporting: Historically used for radio field reporting and news conferences to pick up questions from a distance.\n\u003cbr\u003eRecording: Modern users often use it as a \"colored\" room microphone to add vintage character to recordings - APRIL 1978 - NEW OLD STOCK\u003c\/p\u003e","brand":"ELECTRO-VOICE","offers":[{"title":"Default Title","offer_id":45276257091637,"sku":null,"price":695.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0219\/7936\/5440\/files\/AP1GczOj7NgG3nDRAav3vnOtG9gaIRUIUuz4Hj0pz-zQSG8SLyMH3d-8UQfz79-WmzB6BtLvmcE-EfDircKmIJABbSlVaAJc8A6WiEEdcQ0p8z8QDM9PSjZ3qEubxBU2pa9fNQ0tN1eNNOde6mKLwYamsz5Lbw_w1928-h1928-s-no-gm.jpg?v=1780534044","url":"https:\/\/greenbrookonline.com\/products\/155229","provider":"Green Brook Online","version":"1.0","type":"link"}