Since 1985
Sigma
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Digital Communication Lab
| Sr | Trainers | Model and Specs Pdf |
| 1 | PCM Trainers | |
| 1 | Pulse Code Modulation/Demodulation System Trainer | COM110 |
| 2 | Pulse Code Modulation/Demodulation Trainer | COM110M |
| 3 | Pulse Code Modulation/Demodulation Trainer | COM110L |
| 4 | PCM Trainer with Quantization Noise Measurement | COM110N |
| 5 | Pulse Code Modulation Trainer | COM110A |
| 6 | Pulse Code Demodulation Trainer | COM110B |
| 7 | Pulse Code Modulation/Demodulation in presence of Noise | COM110Z |
| 8 | Pulse Code Modulation/Demodulation with Bit Error Measurement | COM110BIT |
| 9 | PCM Trainer with Liner Quantization Noise Measurement | COM110P-1 |
| 10 | PCM Trainer with Non-Liner Quantization Noise Measurement | COM110P-2 |
| 11 | PCM Companding Trainer | COM110CMP |
| 12 | PCM Generation & Demodulation using CODEC Chip | COM110S |
| 13 | PCM Codec- Filter Trainer With A & u- Law | COM110A/U |
| 2 | DM Trainers | |
| 14 | Delta Modulation/Demodulation System Trainer | COM111 |
| 15 | Delta Modulation/Demodulation Trainer | COM111M |
| 16 | Delta Modulation/Demodulation Trainer - Discrete Sampling | COM111F |
| 17 | Delta Modulation/Demodulation Trainer | COM111L |
| 18 | Delta Modulation/Demodulation Trainer | COM111N |
| 19 | Delta Modulation Trainer | COM111A |
| 20 | Delta Demodulation Trainer | COM111B |
| 21 | Delta Modulation/Demodulation in presence of Noise | COM111Z |
| 3 | SDM Trainers | |
| 22 | Sigma-Delta Modulation/Demodulation System Trainer | COM112 |
| 23 | Sigma-Delta Modulation/Demodulation Trainer | COM112M |
| 24 | Sigma-Delta Modulation/Demodulation Trainer | COM112L |
| 25 | Sigma-Delta Modulation Trainer | COM112A |
| 26 | Sigma-Delta Demodulation Trainer | COM112B |
| 27 | Sigma-Delta Modulation/Demodulation in presence of Noise | COM112Z |
| 4 | ADM Trainers | |
| 28 | Adaptive Delta Modulation/Demodulation System Trainer | COM113 |
| 29 | Adaptive Delta Modulation/Demodulation Trainer | COM113M |
| 30 | Adaptive Delta Modulation/Demodulation Trainer | COM113L |
| 31 | Adaptive Delta Modulation/Demodulation Trainer | COM113N |
| 32 | Adaptive Delta Modulation Trainer | COM113A |
| 33 | Adaptive Delta Demodulation Trainer | COM113B |
| 34 | ADM with noise & Noise Measurement Meter | COM113Z |
| 35 | Delta & Adaptive Delta Modulation/Demodulation Trainer | COM111-113 |
| 5 | ASK Trainers | |
| 36 | Amplitude Shift Keying Modulation/Demodulation System Trainer | COM114 |
| 37 | Amplitude Shift Keying Modulation/Demodulation Trainer | COM114M |
| 38 | Amplitude Shift Keying Modulation/Demodulation Trainer | COM114L |
| 39 | ASK Modulation/Demodulation in presence of Noise | COM114Z |
| 40 | ASK Modulation/Demodulation with Bit Error Measurement | COM114BIT |
| 41 | ASK Modulation/Demodulation using IC CD4053 Trainer | COM114KM |
| 42 | ASK Modulation Trainer | COM114A |
| 43 | ASK Demodulation Trainer | COM114B |
| 44 | BASK Trainer | COM114BASK |
| 6 | FSK Trainers | |
| 45 | Frequency Shift Keying Modulation/Demodulation System Trainer | COM115 |
| 46 | Frequency Shift Keying Modulation/Demodulation Trainer | COM115M |
| 47 | Frequency Shift Keying Modulation/Demodulation Trainer | COM115L |
| 48 | Frequency Shift Keying Modulation/Demodulation Trainer | COM115N |
| 49 | FSK Modulation/Demodulation in presence of Noise | COM115Z |
| 50 | FSK Modulation/Demodulation with Bit Error Measurement | COM115BIT |
| 51 | FSK Modulation/Demodulation using IC CD4053 Trainer | COM115KM |
| 52 | FSK Modulation Trainer | COM115A |
| 53 | FSK Demodulation Trainer | COM115B |
| 54 | FSK Modulation using IC 555 | COM115C |
| 55 | FSK modulator using 555, transmit using IR LED and demodulate using PLL 565 | COM115IR |
| 56 | BFSK Trainer | COM115BFSK |
| 57 | ASK/FSK Modulator and Demodulator | COM114-115 |
| 7 | PSK Trainers | |
| 58 | Phase Shift Keying Modulation/Demodulation System Trainer | COM116 |
| 59 | Phase Shift Keying Modulation/Demodulation Trainer | COM116M |
| 60 | Phase Shift Keying Modulation/Demodulation Trainer | COM116L |
| 61 | PSK Modulation/Demodulation in presence of Noise | COM116Z |
| 62 | PSK Modulation/Demodulation with Bit Error Measurement | COM116BIT |
| 63 | FSK Modulation/Demodulation using IC CD4053 Trainer | COM116KM |
| 64 | PSK Modulation Trainer | COM116A |
| 65 | PSK Demodulation Trainer | COM116B |
| 8 | QPSK Trainers | |
| 66 | Quadrature Phase Shift Keying Modulation/Demodulation Trainer | COM117 |
| 67 | Quadrature Phase Shift Keying Modulation/Demodulation Trainer | COM117L |
| 68 | QPSK Modulation/Demodulation in presence of Noise | COM117Z |
| 69 | QPSK Modulation/Demodulation with Bit Error Measurement | COM117BIT |
| 70 | Quadrature Phase Shift Keying Modulation Trainer | COM117A |
| 71 | Quadrature Phase Shift Keying Demodulation Trainer | COM117B |
| 72 | Measurement of Bandwidth Efficiency of QPSK | COM117E |
| 9 | Combined Trainers | |
| 73 | Digital Modulation Demodulation Trainer | COM114-117 |
| 74 | Digital Modulator Techniques | ASKFSKPSK100 |
| 75 | ASK-FSK-PSK Transmitter Trainer | COM114-116TX |
| 76 | ASK-FSK-PSK Receiver Trainer | COM114-116RX |
| 77 | ASK-FSK-PSK Modulation/Demodulation Trainer | COM114-116 |
| 78 | Digital Communication Trainer | DCS100 |
| 79 | Analog and Digital Communication Trainer | ACSDCS100 |
| 80 | VLSI Based Digital Communication System | VDCOM100 |
| 10 | Digital Communication Lab - Equivalent to other Manufacturers | |
| 81 | Sampling & Reconstruction Trainer | COM201 |
| 82 | Sampling & Reconstruction Trainer | COM201L |
| 83 | TDM Pulse Amplitude Modulation /Demodulation Trainer | COM202 |
| 84 | TDM Pulse Amplitude Modulation /Demodulation Trainer | COM202L |
| 85 | TDM Pulse Code Modulation Transmitter Trainer | COM203 |
| 86 | TDM Pulse Code Modulation Transmitter Trainer | COM203L |
| 87 | TDM Pulse Code Modulation Receiver Trainer | COM204 |
| 88 | TDM Pulse Code Modulation Receiver Trainer | COM204L |
| 89 | Data Formatting and Carrier Modulation/ Transmitter Trainer | COM205 |
| 90 | Data Formatting and Carrier Modulation/ Transmitter Trainer | COM205L |
| 91 | Data Reformatting & Carrier Demodulation Receiver Trainer | COM206 |
| 92 | Data Reformatting & Carrier Demodulation Receiver Trainer | COM206L |
| 93 | Delta, Adaptive Delta and Delta Sigma Modulation/ Demodulation Trainer | COM207 |
| 94 | Delta, Adaptive Delta and Delta Sigma Modulation/ Demodulation Trainer | COM207L |
| 95 | PAM-PPM-PWM Modulation & Demodulation System Trainer | COM208 |
| 96 | PAM-PPM-PWM Modulation & Demodulation Trainer | COM208M |
| 97 | PAM-PPM-PWM Modulation & Demodulation Trainer | COM208L |
| 98 | Audio Input Module Trainer | COM209 |
| 99 | Audio Output Module Trainer | COM210 |
| 100 | Variable Binary Data Generator | COM211 |
| 101 | Variable Binary Data Generator with Gaussian Noise | COM211Z |
| 102 | Multiplexer/ De-multiplexer Coder-Decoder Trainer | COM221 |
| 11 | Digital Communication Lab - With Noise | |
| 103 | Pulse Code Modulation/Demodulation in presence of Noise | COM110Z |
| 104 | Delta Modulation/Demodulation in presence of Noise | COM111Z |
| 105 | Sigma-Delta Modulation/Demodulation in presence of Noise | COM112Z |
| 106 | ADM with noise & Noise Measurement Meter | COM113Z |
| 107 | ASK Modulation/Demodulation in presence of Noise | COM114Z |
| 108 | FSK Modulation/Demodulation in presence of Noise | COM115Z |
| 109 | PSK Modulation/Demodulation in presence of Noise | COM116Z |
| 110 | QPSK Modulation/Demodulation in presence of Noise | COM117Z |
| 111 | TDM Pulse Amplitude Modulation /Demodulation Trainer in presence of Noise | COM202Z |
| 112 | TDM Pulse Code Modulation Transmitter in presence of Noise | COM203Z |
| 113 | TDM Pulse Code Demodulation Receiver in presence of Noise | COM204Z |
| 114 | Data Formatting and Carrier Mod./Transmitter in presence of Noise | COM205Z |
| 115 | Data Reformatting & Carrier Demod. Receiver in presence of Noise | COM206Z |
| 116 | Delta/Sigma/Adaptive delta Mod. & De-mod. in presence of Noise | COM207Z |
| 12 | Digital Communication Lab - With Bit Error Measurement | |
| 117 | Pulse Code Modulation/Demodulation in presence of Noise | COM110BIT |
| 118 | Delta Modulation/Demodulation in presence of Noise | COM111BIT |
| 119 | Sigma-Delta Modulation/Demodulation in presence of Noise | COM112BIT |
| 120 | ADM with noise & Noise Measurement Meter | COM113BIT |
| 121 | ASK Modulation/Demodulation in presence of Noise | COM114BIT |
| 122 | FSK Modulation/Demodulation in presence of Noise | COM115BIT |
| 123 | PSK Modulation/Demodulation in presence of Noise | COM116BIT |
| 124 | QPSK Modulation/Demodulation in presence of Noise | COM117BIT |
| 13 | Digital Communication Lab - Modular System | |
| 125 | Modular Digital Communication Series | MODDCOM100 |
| 126 | Clock and Carrier Generation | MODDCOM100A |
| 127 | Data Source | MODDCOM100B |
| 128 | Data Formatting | MODDCOM100C |
| 129 | Quadrature Mapping & Differential Encoder | MODDCOM100D |
| 130 | Double Balance Modulator | MODDCOM100E |
| 131 | Clock and Carrier Regenerator | MODDCOM100F |
| 132 | Demodulators | MODDCOM100G |
| 133 | LPF & Data Recovery | MODDCOM100H |
| 134 | Data Receiver | MODDCOM100I |
| 14 | MATLAB Simulation of Digital Communication | |
| 135 | PCM Matlab Simulation | COM110SIM |
| 136 | DM Matlab Simulation | COM111SIM |
| 137 | SDM Matlab Simulation | COM112SIM |
| 138 | ADM Matlab Simulation | COM113SIM |
| 139 | ASK Matlab Simulation | COM114SIM |
| 140 | FSK Matlab Simulation | COM115SIM |
| 141 | PSK Matlab Simulation | COM116SIM |
| 142 | QPSK Matlab Simulation | COM117SIM |
| 143 | Simulation of Digital Communication systems using MATLAB | DCOM100SIM |
| 15 | Simulation Software for Digital Communication | |
| 144 | Digital Communication Simulation Software | DCOM100SW |
| 16 | Digital Communication Lab - For Mumbai Syllabus | |
| 145 | Measurement of Bit Error Rate | BITERR100 |
| 146 | Measurement of Coding Gain | CODE100 |
| 147 | Generation of Cyclic Codes (CRC Coding & Decoding) | CRC100 |
| 148 | Measurement of Bandwidth Efficiency of QAM | QAM100N |
| 149 | Study Of Equalizer’s Performance Parameters | EQ100 |
| 150 | Study of Eye Diagram Using Oscilloscope | EYE100 |
| 151 | Study of QPSK Waveform (QPSK Modulation/demodulation) | COM117 |
| 152 | Measurement of Bandwidth Efficiency of QPSK | COM117E |
| 153 | Study of MSK Generation & Detection | MSK100 |
| 17 | Digital Communication Lab - For Pune Syllabus - with Spectrum Analysis | |
| 154 | Verification of Sampling theorem using PAM technique - Trainer | COM105N |
| 155 | PCM with Uniform and Nonuniform Quantization Noise measurement | COM110N |
| 156 | Delta modulation/demodulation Trainer | COM111N |
| 157 | Adaptive delta modulation/demodulation Trainer | COM113N |
| 158 | Generation & Reception of BPSK with Bit Error measurement | COM116BIT |
| 159 | Generation & Reception of QPSK with Noise | COM117Z |
| 160 | Generation & Reception of QPSK | COM117L |
| 161 | Generation & Reception of FSK with Noise | COM115Z |
| 162 | Generation & Reception of FSK | COM115N |
| 163 | Study of Line codes & their Spectral analysis - Trainer | COM122N |
| 164 | Detection of Baseband Signal using Matched Filter with Noise | COM120N |
| 165 | 6 Bit PN Sequence Generator & Spectral Analysis | PRBS100 |
| 166 | Generation & Detection Of Direct Sequence Spread Spectrum - Trainer | DSSS100 |
| 167 | Simulation of Digital Communication System using Matlab | MTBSIM100 |
| 18 | Digital Communication Lab - For West Bengal Syllabus | |
| (With Matlab Simulation and Spectrum Analysis) | ||
| 168 | 15 Bit PN Sequence Generator Trainer | PRBS101K |
| 169 | Analog to Digital / Digital to Analog converter Trainer | ADCDAC100K |
| 170 | Pulse Amplitude Modulation/Demodulation Trainer | COM106K |
| 171 | Pulse Code Modulation/Demodulation Trainer | COM110K |
| 172 | Study of Line codes & their Spectral analysis - Trainer | COM122K |
| 173 | Manchester coding and decoding technique | COM122AK |
| 174 | Phase Shift Keying Modulation/Demodulation Trainer | COM116K |
| 175 | Frequency Shift Keying Modulation/Demodulation Trainer | COM115K |
| 176 | Amplitude Shift Keying Modulation/Demodulation Trainer | COM114K |
| 177 | Quadrature Phase Shift Keying Modulation/Demodulation Trainer | COM117K |
| 178 | Delta Modulation/Demodulation Trainer | COM111K |
| 179 | Adaptive Delta Modulation/Demodulation Trainer | COM113K |
| 180 | Sigma Delta Modulation Trainer | COM112K |
| 181 | TDM PCM Modulation Demodulation Trainer | COM203-204K |
| 182 | Direct sequence spread spectrum (DSSS) Modulation/ Demodulation Trainer | DSSS100K |
| 183 | Frequency hopped spread spectrum (FHSS) Modulation/ Demodulation Trainer | FHSS100K |
| 184 | ISDN Networking Trainer | ISDNNET100K |
| 185 | ISDN Line Emulator Trainer | ISDNEMU100K |
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