26 | Keysight | M9421A VXT PXIe Vector Transceiver - Data Sheet
WLAN Source Key Specifications
Error Vector Magnitude (EVM)
Wireless LAN error vector magnitude (EVM Performance (using Signal Studio signal noted)) half duplex port, RF output port
802.11b 2.4GHz
802.11a 5.8 GHz
< –28 dB typical (0 dBm to –30 dBm)
< –44 dB typical (–5 dBm to –15 dBm)
802.11n 5.8 GHz 20MHz
802.11n 5.8 GHz 40MHz
< –43 dB typical (–5 dBm to –15 dBm)
< –44 dB typical (–5 dBm to –15 dBm)
802.11ac 5.57GHz 80MHz
802.11ac 5.8 GHz 80 MHz
802.11ac 5.57GHz 160MHz
< –47 dB typical (–5 dBm to –15 dBm)
< –49 dB nominal (–5 dBm)
< –45 dB typical (–5 dBm to –15 dBm)
802.11ax 5.8 GHz 80 MHz
< –50 dB nominal (–10 dBm)
Figure 11. 802.11 ac EVM nominal performance versus power level at 5.8 GHz for 160 MHz signal
bandwidth with equalization on the preamble
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