Volume 3 Issue 10 October 1998 pp 79-88 General Article

On Fast Fourier Transform - A Popular Tool for Spectrum Analysis

V Umapathi Reddy

Volume 6 Issue 5 May 2001 pp 56-65 General Article

Voice-band Modems: A Device to Transmit Data Over Telephone Networks - Basic Principles of Data Transmission

V Umapathi Reddy

Volume 6 Issue 6 June 2001 pp 60-70 General Article

Voice-band Modem: A Device to Transmit Data over Telephone Networks - Advanced Ideas which made High Data Rates Possible

V Umapathi Reddy