DIN EN 301387:2001-12
Отменен
Fixed Radio Systems - Point-to-point equipment - Plesiochronous Digital Hierarchy (PDH) - Low and medium capacity digital radio systems operating in the frequency band 48,5 GHz to 50,2 GHz (Endorsement of the English version EN 301387 V 1.1.2 (2000-05) as German standard)
— 1 стр.
