Coles 4038 (8 jan 1950 ano – 15 dez 1959 ano)
Descrição:
“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.”Adicionado na linha do tempo:
Data:
8 jan 1950 ano
15 dez 1959 ano
~ 9 years and 11 months