supply of laboratory and scientific equipment as per tender document , laboratory and scientific equipment , sampling & reconstruction (details as per sl no 1 at annexure-a). , delta, adaptive delta and delta sigma modulation/demodulation (details as per sl no 2 at annexure-a). , data formatting and carrier modulation/transmitter (details as per sl no 3 at annexure-a). , data reformatting & carrier demodulation receiver (details as per sl no 4 at annexure-a). , delta, adaptive delta, sigma delta modulator & demodulator.(details as per sl no 5 at annexure-a). , channel tdm-pcm transmitter and receiver time division multiplexing-pulse code modulation.(details as per sl no 6 at annexure-a). , ofdm modulator and demodulator training system(details as per sl no 7 at annexure-a). , multiplexer/de multiplexer-coder/decoderr.(details as per sl no 8 at annexure-a). , understanding block code encoder.(details as per sl no 9 at annexure-a). , understanding block code decoder(details as per sl no 10 at annexure-a). , tdm pulse amplitude modulation demodulation(details as per sl no 11at annexure-a). , tdm pulse code modulation transmitter(details as per sl no 12 at annexure-a). , tdm pulse code modulation receiver(details as per sl no 13 at annexure-a). , pam-ppm-pwm modulation& demodulation(details as per sl no 14 at annexure-a).