ITU-T Q.29-1988
CAUSES OF NOISE AND WAYS OF REDUCING NOISE IN TELEPHONE EXCHANGES

Standard No.

ITU-T Q.29-1988

Release Date

1988

Published By

International Telecommunication Union (ITU)

Latest

ITU-T Q.29-1988

Scope

Interference which is sufficiently severe to cause unwanted operation of relays, etc., may be overcome by the use of loop circuits which should also reduce noise.

ITU-T Q.29-1988 history

• 1988 ITU-T Q.29-1988 CAUSES OF NOISE AND WAYS OF REDUCING NOISE IN TELEPHONE EXCHANGES