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Welcome to P K Kelkar Library, Online Public Access Catalogue (OPAC)

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1.
IN-BAND SINGLE-FREQUENCY SIGNALING

by Weaver,A | Newell,N A.

Material type: book Book Description: 22.Publisher: 1954Availability: Items available for reference: PK Kelkar Library, IIT Kanpur [Call number: BTS MONO 2346] (1).

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2.
SINGLE-FREQUENCY SIGNALING SYSTEM FOR LONG TELEPHONE TRUNKS

by Newell,N A | Weaver,A.

Material type: book Book Description: 7.Publisher: 1951Availability: Items available for reference: PK Kelkar Library, IIT Kanpur [Call number: BTS MONO 1841] (1).

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