Light (Email, Messaging, Basic Browsing)
Moderate (Social Media, Small Downloads, Standard Video)
Heavy (HD Video Streaming, Video Conferencing)
Extreme (4K Video, Large Media File Transfers)
Required Network Capacity
Minimum Dedicated Bandwidth: 0 Mbps
Capacity in Gbps: 0 Gbps
Active Concurrent Devices: 0
Understanding Event Bandwidth Requirements
Planning the technical infrastructure for an event requires a deep dive into data consumption. An Encore Bandwidth Calculator helps event planners and IT coordinators determine the exact Megabits per second (Mbps) needed to ensure a seamless experience for attendees, speakers, and exhibitors.
Why Bandwidth Calculation is Critical
Insufficient bandwidth leads to dropped connections, lagging video streams, and frustrated guests. Conversely, over-provisioning can lead to unnecessary costs. By calculating based on specific user profiles, you can optimize both performance and budget.
Key Variables Explained
Concurrent Users: Not every attendee uses the Wi-Fi simultaneously. A typical business conference sees 40% to 60% concurrency, while a tech-heavy event might reach 90%.
Activity Profile: The "weight" of the data. Checking an email (0.5 Mbps) is significantly less taxing than streaming a 4K presentation (25 Mbps).
Safety Buffer: Network traffic is "bursty." A 20% overhead allows the network to handle sudden spikes in usage without crashing.
Real-World Example
If you have a corporate seminar with 200 attendees and you expect 50% to be active at once (100 devices) performing moderate activity (2.5 Mbps each), your base need is 250 Mbps. Adding a 20% buffer brings your total requirement to 300 Mbps.
function calculateBandwidth() {
var attendees = parseFloat(document.getElementById('attendees').value);
var concurrency = parseFloat(document.getElementById('concurrency').value);
var activityVal = parseFloat(document.getElementById('activityType').value);
var overhead = parseFloat(document.getElementById('overhead').value);
if (isNaN(attendees) || attendees <= 0) {
alert("Please enter a valid number of attendees.");
return;
}
if (isNaN(concurrency) || concurrency 100) {
alert("Concurrency should be between 1 and 100.");
return;
}
// Logic: (Attendees * Concurrency Rate) * (Activity Mbps) * (1 + Overhead)
var activeDevices = Math.ceil(attendees * (concurrency / 100));
var rawBandwidth = activeDevices * activityVal;
var totalBandwidth = rawBandwidth * (1 + (overhead / 100));
var gbpsValue = totalBandwidth / 1000;
document.getElementById('mbpsResult').innerText = totalBandwidth.toLocaleString(undefined, {minimumFractionDigits: 2, maximumFractionDigits: 2});
document.getElementById('gbpsResult').innerText = gbpsValue.toLocaleString(undefined, {minimumFractionDigits: 3, maximumFractionDigits: 3});
document.getElementById('deviceCount').innerText = activeDevices.toLocaleString();
document.getElementById('results').style.display = 'block';
}