{"product_id":"phillips-raytheon-5840w-vacuum-tube-with-pcb-mount-tf47","title":"Phillips Raytheon 5840W Vacuum Tube with PCB Mount (TF47)","description":"The \u003cstrong\u003ePhilips Raytheon 5840W (EF732)\u003c\/strong\u003e is a low-noise, military-spec sub-miniature vacuum tube prized for microphone applications. Designed for exceptional stability and low microphonics, it delivers clean gain and a smooth, balanced tonal response when amplifying delicate capsule signals. Its compact size, efficient operation, and proven reliability make it an ideal choice for high-end tube microphones and head-amp circuits where low noise, clarity, and consistency are critical. This vacuum tube is PCB-mounted for direct plug-in replacement into the TF47 microphone exclusively.","brand":"Telefunken Elektroakustik","offers":[{"title":"Default Title","offer_id":45417007939670,"sku":"SUB-232","price":50.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0723\/0255\/9318\/files\/5840-4-scaled-1.jpg?v=1784559341","url":"https:\/\/www.telefunken-elektroakustik.com\/products\/phillips-raytheon-5840w-vacuum-tube-with-pcb-mount-tf47","provider":"Telefunken Elektroakustik","version":"1.0","type":"link"}