我的主力喇叭：LEAK SANDWICH！

LEAK 一個被遺忘的品牌

唯一叫有名的是他的管後級 TL-20 那幾個系列！

生產年份大約是1950～1963左右！

距今大約快要60年囉～～

是快要60年唷，不是只有20年！！！！！！

我已經這樣強調了，請分身大師們看清楚點呀XD

 

HJ.Leak and Co. Ltd - Sandwich Loudspeaker
Vintage Studio Monitors

Description: With the "Sandwich" Loudspeaker (circa 1960) H.J. Leak and CO LTD. had considerable sucess in revolutionizing loudspeaker design in the industry by innovating cone materials to produce cone stiffness 200 times greater than conventional paper cones. The resulting cone movement follows the waveform of the incoming signal with great accurately for most detailled sound reproduction. The "Sandwich" loudspeaker received it’s name due to its diaphragm, which was made from a thick section of expanded polystyrene sandwiched between two outer layers of aluminium. The Sandwich loudspeaker had considerable success in the professional audio industry, where it was used extensively, and in aplications where listening is critical. H. J. LEAK & CO. LTD. is Brithish Company out of London, which designed and manufactured specialised audio electronic instruments for the communications industriy. Leak is known for truely professional audio products of the highest quality.

Features: This model Sandwich loudspeaker is a two-way acoustic suspension system with a 13-inch woofer and a 3 inch tweeter (approximatly), which is crossed over at 900 Hz. The speaker cabinet is damped and sealed at a volume of approximatley 2 cubic feet. The cabinet walls are very heavily damped as well, acording to the sandwhich principle with a thick bituminous lining. The magnet of the woofer is rigidly attached to the rear wall of the cabinet for increasied cabinet rigidity. Dimensions: (aprox.): 26" x 16" x 11.5"