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“百灵牌”J106次中音长号是上海管乐器厂的新产品。1979年开始试制工作,1982年9月26日正式通过技术鉴定。 J106次中音长号在结构上主要作了如下改进:改~bB宽型无键为~bB窄型加键;喇叭口径从φ240mm缩小至φ216mm;采用锥体形管径;拉管管壁厚度适中;拉管口重量占长号总重的五分之二;拉管内外管特殊加工;把F键结构从锥形改为圆柱形。
“Braun” J106 Tenor Trombone is a new product of Shanghai Wind Instruments Factory. Trial production began in 1979, September 26, 1982 formally passed the technical appraisal. J106 tenor trombone mainly made the following improvements in structure: ~ bB wide to change the key to ~ bB narrow plus key; horn diameter from φ240mm reduced to φ216mm; using cone-shaped tube diameter; pull pipe wall thickness moderate ; Pulling the port weight accounts for two-fifths of the total length of the trombone; pull tube special processing inside and outside the tube; the F key structure from the tapered to cylindrical.