PhySim covers simulation of signal source, base-band, RF, Antenna and Channel models. Technologies include ASK, FSK, PSK, QPSK, DPSK, PAM, PWM, PPM, TDM-PAM, PCM, AM, SSB, SSB-SC, DSB technologies. Measuring devices present are a) Oscilloscope: Two channel oscilloscope for wave form realization in time domain. b) Spectrum Analyser: for waveform analysis in frequency domain. Marker frequency and magnitude display. c) Polar Plot: Polar plot for antenna radiation pattern analysis.