Q7: 用左1000m又買左勁router,點解我Device收得咁慢?
A7: Device上下載速度受天線數量影響,理論值上限數據如下:
Example: On a single 80 Mhz 802.11ac channel operating at 433 Mbps
All on the same 80 Mhz channel
1×1 433 Mbps
2×2 866 Mbps
多數Device都係雙天線
3×3 1300 Mbps
4×4 1733 Mbps
8×8 3466 Mbps
理論值扣返一半就係現實值
#536都係呢個答案