Posted by Net Data Rate Calculator
Net Data Rate Calculator for SATCOM & Telecom: Calculate usable throughput after FEC & modulation overhead. Gross Rate × Code Rate × Efficiency.
📊 Net Data Rate Calculator
R_net = R_b × R_c — Forward Error Coded Throughput Analysis
Rnet = Rb × Rc
⚙️ Configuration
bps
kbps
Mbps
Gbps
1No FEC
½R=0.5
⅓R=0.33
⅔R=0.67
¾R=0.75
9/10R=0.9
Formula: Net throughput is always less than raw bit rate due to FEC overhead.
A rate-1/2 code means half the symbols carry useful data. Higher code rate = less overhead = higher throughput but lower error protection.
Net Data Rate
5.00
Mbps
R_b = 10 Mbps × R_c = 0.5 = 5 Mbps net throughput
📊 Raw vs Net Throughput Comparison
📐 Efficiency Analysis
Code Efficiency
50%
Overhead Loss
50%
Error Protection Level
High
📋 All Code Rates at Current R_b
| Code Rate | R_c | R_net | Overhead | Status |
|---|
5.0 Mbps
FEC Overhead
50%
Redundancy
50%
Throughput Loss
3
Effective Distance