{"product_id":"phillips-raytheon-5840w-vacuum-tube-ak-47-mkii-ela-m-260","title":"Phillips Raytheon 5840W Vacuum Tube (AK-47 MkII, ELA M 260)","description":"Manufactured in the USA, these high-quality sub-miniature pentode tubes are well known for their extremely low noise and low microphonics. The 5840, also known as the EF732, is featured in TELEFUNKEN Elektroakustik's  TF47, AK-47mkII and ELA M 260 microphones. These tubes are also often utilized in Class A\/B and Class A Design circuits, offering a balanced and rich tone.\n\n\u003cem\u003eThe 5840W \/ EF732 is a sub-miniature pentode vacuum tube with “flying leads” that require soldering during installation. These tubes do not mate with a socket and a skilled technician is required for the replacement. Customers are encouraged to use only TELEFUNKEN Elektroakustik authorized repair facilities when installing this tube into the AK-47mkII or ELA M 260 circuits. Any damaged caused during tube installation by a customer will not be covered under warranty.\u003c\/em\u003e","brand":"Telefunken Elektroakustik","offers":[{"title":"Default Title","offer_id":45417005482070,"sku":"TUBE-5840W","price":40.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0723\/0255\/9318\/files\/Philips-5840.jpg?v=1784559249","url":"https:\/\/www.telefunken-elektroakustik.com\/products\/phillips-raytheon-5840w-vacuum-tube-ak-47-mkii-ela-m-260","provider":"Telefunken Elektroakustik","version":"1.0","type":"link"}