This diaphragm has a cloth dome with a copper voice coil on a Kapton former.
27103, 127103A, 127013B
CF1, CF-1, CF 1
Chorus I, Chorus-I, Chorus 1, Chorus-1
Chorus II, Chorus-II, Chorus 2, Chorus-2
Forte I, Forte-I, Forte 1, Forte-1
Forte II, Forte-II, Forte 2, Forte-2
Quartet
Heresy II, Heresy-II, Heresy 2, Heresy-2
K-63-K, K-63, K63
K-71-K, K-71, K71
K-72-K, K-72, K72
K-74-K, K-74, K74
K-75-K, K-75, K75
K-76-K, K-76, K76
K-79-K, K-79, K79
K-80-K, K-80, K80
K-81-K, K-81, K81
K-82-K, K-82, K82
K-83-K, K-83, K83
K-84, K-85, K-88, K-90
All KG Series
KG-1, KG-2, KG-2.5, KG-3,
KG-3.5, KG-4, KG-4.5, KG 4.5
KG5, KG-5, KG 5
KG5.5, KG-5.5, KG 5.5