leather-made woofer box
proposed by Prof.Satoshi Nishimura image00 / Jichi Med Univ(JAPAN)

E-mail: If interested (snishi-tky(a-mark)ninus.ocn.ne.jp ) image00
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woofer box for automotive


remove old cloth covering and wrap up by aritifical leather


woofer (250mm diameter)


remove paper cone


adhesive


fix new leather-made cone (2layers) by adhesive


another leather as "spring"

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