Coles 4038 (8 gen 1950 anni – 15 dic 1959 anni)
Descrizione:
“Used for broadcasting and recording such sounds where a clear smooth wide range frequency response, absent of transient distortion and relatively high sensitivity is essential.”Aggiunto al nastro di tempo:
Data:
8 gen 1950 anni
15 dic 1959 anni
~ 9 years and 11 months