Realtek Rtl8188cu Wireless Lan 80211n Usb 20 Network Adapter Online
While rated at 150 Mbps theoretically, network overhead and 2.4 GHz congestion usually cap real-world throughput to around 30 to 50 Mbps .
I plugged it into a modern box (Ubuntu 22.04) fully expecting the kernel to spit out rage. Instead, it just… worked. lsusb showed “Realtek RTL8188CU.” No NDISwrapper, no compilation errors. Plug and play. On Windows 10 , it needed a driver from 2015, but after disabling driver signature enforcement (spicy!), it chugged along at a rock-solid 150 Mbps —not bad for 802.11n on USB 2.0. realtek rtl8188cu wireless lan 80211n usb 20 network adapter
is a highly integrated single-chip MIMO (Multiple Input, Multiple Output) wireless LAN USB 2.0 network interface controller. It complies with the IEEE 802.11n standard, allowing it to provide wireless connectivity at speeds and distances much higher than older 802.11g devices. Key Technical Specifications IEEE 802.11n (2.4GHz), 802.11g, 802.11b. Interface: USB 2.0 (backward compatible with USB 1.1). Data Rates: Up to 150 Mbps (Theoretical maximum). While rated at 150 Mbps theoretically, network overhead
Unlike its cousin, the RTL8188CUS (which includes an embedded USB storage card reader function), the RTL8188CU focuses purely on networking. lsusb showed “Realtek RTL8188CU
Realtek RTL8188CU Wireless LAN 802.11n USB 2.0 Network Adapter
The RTL8188CU is a single-chip solution manufactured by Realtek Semiconductor Corp. It integrates a Wireless LAN (WLAN) controller, a baseband processor, and a Media Access Control (MAC) processor. Here are the core technical details:
: Up to 150 Mbps (Under ideal 802.11n conditions with a 40MHz channel width) Antenna Configuration : 1T1R (Single Spatial Stream) Host Interface : USB 2.0 (Backward compatible with USB 1.1)