Copyright (c) 2026 MindMesh Academy. All rights reserved. This content is proprietary and may not be reproduced or distributed without permission.
3.3.1. Channels and Frequencies
Frequency Bands:
| Band | Channels | Characteristics |
|---|---|---|
| 2.4 GHz | 1-14 | Longer range, better penetration, more interference, only 3 non-overlapping |
| 5 GHz | 36-165+ | Shorter range, less interference, many more channels |
| 6 GHz | Wi-Fi 6E | Newest, least congestion, requires Wi-Fi 6E clients |
Non-overlapping 2.4 GHz Channels: Only 1, 6, and 11 don't overlap. Each channel uses 22 MHz of spectrum but is only 5 MHz apart from neighbors.
Channel Width: Wider channels = more throughput but fewer non-overlapping options:
- 20 MHz: Standard, most channels available
- 40/80/160 MHz: Higher throughput, fewer channel options, 5 GHz preferred
Written byAlvin Varughese
Founder•15 professional certifications