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New 2025 Edition — Limited Seats

Interactive Digital
Communication
Tutorials

Master Signals, Systems & Modulation — Interactively

Go beyond textbooks with 200+ interactive simulations, real-time signal visualisations, and hands-on experiments designed for engineering students, faculty, and researchers.

Most Popular
Institution License
₹94,999
One-time payment • 4-year access
Only 23 seats left at this price
  • Up to 200 concurrent users
  • 200+ interactive simulations
  • 4-year institution access
  • Free upgrades included
  • Dedicated support
🔒 Secure payment  |  7-day guarantee

Trusted by institutions across India

NIT Calicut BITS Pilani VIT Vellore PESIT Bangalore SRM Chennai Amity University Manipal University Thapar Institute NIT Calicut BITS Pilani VIT Vellore PESIT Bangalore SRM Chennai Amity University Manipal University Thapar Institute
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Institutions Enrolled
0
Interactive Simulations
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Years Access Included
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Student Satisfaction
Who Is This For?

Built for Everyone Who Teaches
or Studies Communication Systems

Whether setting up a department lab or preparing for exams, this module was designed for you.

📡

Engineering Faculty

Supplement lectures with live simulations — no MATLAB needed.

🎓

B.Tech / M.Tech Students

Understand AM, FM, PCM through visualisations that make abstract concepts tangible.

🔬

Researchers & PhD Scholars

Use simulation tools for quick prototyping and concept validation.

🏫

Institutions & HODs

Get department-wide 200-user access ideal for labs and remote learning.

The Difference

Traditional Learning vs
Interactive Learning

See exactly what changes when you switch from textbooks to simulations.

📚 Without This Module
  • Static diagrams in textbooks
  • Memorise without understanding
  • No way to explore “what if?”
  • Lab equipment unavailable remotely
  • Hard to visualise frequency domain
  • Abstract modulation concepts
⚡ With This Module
  • Animated, interactive simulations
  • See exactly WHY equations behave as they do
  • Adjust parameters, observe instantly
  • Full browser-based virtual lab
  • Real-time spectrum analyser
  • Live modulation waveform generator
Curriculum

8 In-Depth Modules — Every Core Topic Covered

From signals fundamentals to modern 5G concepts — fully interactive.

01

Signals & Systems Fundamentals

  • Continuous, discrete & periodic signals
  • Fourier series & Fourier transform
  • Sampling theorem & aliasing
  • Convolution and correlation
02

Analog Modulation Techniques

  • AM (DSB, SSB, VSB) with live spectrum view
  • Frequency & Phase Modulation (FM / PM)
  • Bandwidth analysis and demodulation
  • Interactive modulation index tuner
03

Pulse Modulation & Coding

  • PAM, PWM, PPM simulation & comparison
  • Pulse Code Modulation (PCM)
  • Delta & Adaptive Delta Modulation
  • Quantisation noise & SNR analysis
04

Digital Modulation Schemes

  • ASK, FSK, PSK — live waveform generator
  • QPSK and QAM constellation diagrams
  • BER vs SNR performance curves
  • OFDM primer with sub-carrier visualisation
05

Noise & Channel Models

  • AWGN, thermal noise, shot noise
  • Channel capacity — Shannon’s theorem
  • Interactive AWGN channel simulator
  • Fading channel introduction
06

Error Detection & Correction

  • Parity, checksums, CRC methods
  • Hamming codes — interactive encoder/decoder
  • Turbo codes & LDPC overview
  • Syndrome table simulation
07

Spread Spectrum & CDMA

  • DSSS & FHSS techniques
  • PN sequence generation — live sim
  • CDMA multi-user access simulation
  • Processing gain and jamming margin
08

Modern Communication Systems

  • 4G LTE & 5G NR overview
  • MIMO antenna concepts
  • Software-defined radio basics
  • IoT communication protocols
Why Choose This?

Why This Module Stands Out

Every feature replaces passive reading with active, hands-on understanding.

🔄

Live Simulations

Change parameters and instantly see signals respond.

📊

Signal Visualiser

Time-domain and frequency-domain plots for every technique.

🧪

Virtual Lab

Mirror real hardware experiments, perfect for remote learning.

🏆

Assessment Tools

Auto-graded quizzes and simulation challenges.

📱

Any Device

Runs in any browser — no MATLAB or installation needed.

🔔

Free Updates

All new simulations during the license period at no extra cost.

👥

200-User License

Students and faculty use it simultaneously, department-wide.

🛡

Dedicated Support

Onboarding and priority email support throughout access.

The Experience

How You Learn Differently

A structured three-stage method that builds lasting understanding.

01

Visualise

See every concept as an animated diagram. Watch signals transform across every stage of a communication chain in real time.

02

Experiment

Adjust frequency, modulation index, noise power, and dozens more parameters — and observe the impact instantly.

03

Understand

Complete guided challenges that confirm your understanding before moving to the next module.

Testimonials

What Faculty & Students Say

★★★★★

“The AM and FM simulators finally made my students ‘get it’. No blackboard diagram achieved what this tool did in one lab session.”

👨‍🏫
Dr. Ramesh Iyer
Assoc. Prof., ECE — NIT Calicut
★★★★★

“Preparing for GATE, the BER vs SNR curves gave me intuition that solved numericals I was stuck on for weeks.”

👩‍💻
Priya Menon
M.Tech Student, BITS Pilani
★★★★★

“We deployed this for our entire ECE department. The admin dashboard made it seamless and support onboarded us in under a day.”

🏫
Prof. S. Krishnamurthy
HOD, ECE — PESIT Bangalore
Pricing

One Simple Price. Complete Access.

No per-user fees. No hidden renewals. One payment unlocks 4 years for your entire department.

Most Popular

Institution License — Digital Communication

₹94,999
One-time  •  Up to 200 users  •  4 years
  • 200+ fully interactive simulations
  • 8 comprehensive modules
  • Concurrent access for up to 200 users
  • 4-year full-content access
  • All future content updates included
  • Admin dashboard & usage analytics
  • Onboarding & dedicated support
  • Works on any device — no installation
🔒 Secure checkout  |  GST invoice provided  |  7-day support
FAQ

Common Questions

Is this browser-based or a software download?+
Entirely browser-based — nothing to install. Works on Windows, Mac, tablets, and smartphones. All students need is an internet connection.
How does the 200-user limit work?+
Up to 200 unique users can be registered under your institution’s license. Users access the platform from any device. You manage users via the admin dashboard.
Will we receive a GST tax invoice?+
Yes. A proper GST invoice is issued for every purchase. You can also request a proforma invoice before payment for institutional purchase-order workflows.
What happens after the 4-year access period?+
You can renew at a discounted rate. We reach out 60 days before expiry. No data is lost during renewal.
Is a free demo available?+
Yes — email etmantra@gmail.com to schedule a live walkthrough or request trial access to a sample of simulations.
Can content be customised for our syllabus?+
Customisation is available on request. We offer tailored module sequencing and branding for institutions with specific curriculum requirements.

Ready to Transform How Your
Department Learns Communications?

Join hundreds of engineering institutions that have upgraded their labs with interactive learning. Limited seats at the current price.

Wait! Before you go…

Get a free 30-minute live demo of the simulation module — see it in action before you decide.

Request Free Demo →

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