Telephone voice transmission : standards and measurement /
Gayler, Winston.
Telephone voice transmission : standards and measurement / Winston D. Gayler. - Englewood Cliffs, N.J. : Prentice Hall, c1989. - xvii, 221 p. : ill.
0139027769
91015086
Telephone--Standards.
Telephone voice transmission : standards and measurement / Winston D. Gayler. - Englewood Cliffs, N.J. : Prentice Hall, c1989. - xvii, 221 p. : ill.
0139027769
91015086
Telephone--Standards.