TY - GEN AU - Saleem, Sajjad (MSEE-2) TI - Design and development of ringer module for rural digital exchange (RDX-400) U1 - 621.382 PY - 1998/// PB - MCS KW - MS Thesis KW - MSEE-2 N1 - Introduction (page-1), Design methodology (page-12), Sine wave generation techniques (page-19), Pulse width modulated converter (page-32), Amplifiers (page-46), Design of ringer module for RDX-400 (page-70) ER -