WebbPioneer PT-R7. Audio Database. Pioneer PT-R7. 38,000yen (around the 1974 time) 41,800yen (around the 1978 time) Description. @. The tweeter which adopted the ribbon type. The ribbon type structure of sending an electric current through the oscillating foil placed into magnetic flux directly, and vibrating it is adopted. http://mitame.net/pt-r7.html
Pioneer PT-R7III on thevintageknob.org
WebbPIONEER PT-R7A Super Ribbon TweeterFormRibbon type tweeterImpedance8ohmFrequency band6kHz - 120kHzThe maximum input50WRated 195403332121. SUPER TWEETER RUBAN PIONEER PT-R7A DN-8 filtre Hi-Pass D'OCCASION JAPON pas plus exclusif - EUR 691,87. À VENDRE! WebbPioneer PT-R7III. ¥ 48,000 (released in 1982) Commentary. Beryllium ribbon tweeter developed by improving ribbon tweeter PT-R7A. The entire surface of the diaphragm is … horror movies cut scenes
PIONEER PT-R7A RIBBON Super Tweeter DN-8 Hi-Pass Filter USED …
WebbThe PT-R9 (a Beryllium ribbon with Alnico magnets) supersedes the JBL in every way except efficiency. It sounds cleaner, smoother, more extended and lower distorted. The only drawback is the lower efficiency, but 98dB/W/m are not really bad. WebbPioneer PT-R7III. ¥48,000 (1982年発売) 解説. リボントゥイーターPT-R7Aを改良して開発されたベリリウムリボントゥイーター。. 振動板全面が同一位相で、さらに一様に駆動力を受ける全面駆動方式となっています。. 振動部そのものが駆動部であるため、無駄なく ... WebbPIONEER PT-R7A Super Ribbon Tweeter Form Ribbon type tweeter Impedance 8ohm Frequency 195403332121. PIONEER PT-R7A RIBBON Super Tweeter DN-8 Hi-Pass Filter USED JAPAN tad exclusive - EUR 678,37. À VENDRE! PIONEER PT-R7A Super Ribbon Tweeter Form Ribbon type tweeter Impedance 8ohm Frequency 195403332121. FR. Menu. horror movies december 2019