Signal conversion equipment for switched and unswitched voice frequency channels. Methods tests

Description in Russian:
Устройства преобразования сигналов для коммутируемых и некоммутируемых каналов тональной частоты. Методы испытаний

Document status:

Active

Format:

Electronic (PDF)

Page count:

Delivery time (for English version):

2 business days

Delivery time (for Russian version):

1 business day

SKU:

GOST20447