Telecommunications
Subtitle: coding and modulation requirements for nondiversity 2400 BIT/second modems
Series: Federal standard -- no. 1005
Publisher: General Services Administration
Published: 1977
Place of publication: Washington
Language: eng
Subjects: Telecommunication -- Equipment and supplies
Notes: FSC ; TELE

Caption title

Issued with perforations

Issued January 20, 1977

Item 563