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Re: RTW88 poor reception

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Hello Larry,

Please excuse my wrong wording. Below are outputs of iw dev wlan0 scan | egrep "signal|freq|SSID:", HUAWEIP10 is phone sitting next to the laptop:

From rtw88:

        freq: 2462
        signal: -110.00 dBm
        SSID: HUAWEIP10

From 8821ce:

        freq: 2412
        signal: -60.00 dBm
        SSID: test
        freq: 2412
        signal: -85.00 dBm
        SSID: TP-Link_B4EF
        freq: 2412
        signal: -82.00 dBm
        SSID: Kokiche
        freq: 2412
        signal: -84.00 dBm
        SSID: Crangon
        freq: 2412
        signal: -84.00 dBm
        SSID: 1e541423
        freq: 2412
        signal: -88.00 dBm
        SSID: Petya
        freq: 2417
        signal: -100.00 dBm
        SSID: TP-Link_84B4
        freq: 2427
        signal: -100.00 dBm
        SSID: gogolino
        freq: 2432
        signal: -79.00 dBm
        SSID: A1_0440
        freq: 2432
        signal: -88.00 dBm
        SSID: D_C
        freq: 2437
        signal: -72.00 dBm
        SSID: TP-LINK_25
        freq: 2437
        signal: -86.00 dBm
        SSID: Bi
        freq: 2437
        signal: -86.00 dBm
        SSID: p@co
        freq: 2447
        signal: -88.00 dBm
        SSID: DeathStar
        freq: 2447
        signal: -84.00 dBm
        SSID: M-Tel_577D
        freq: 2457
        signal: -92.00 dBm
        SSID: SHULEVI
        freq: 2462
        signal: -75.00 dBm
        SSID: linksys
        freq: 2462
        signal: -48.00 dBm
        SSID: HUAWEIP10
        freq: 2457
        signal: -86.00 dBm
        SSID: lonibo
        freq: 2462
        signal: -59.00 dBm
        SSID: GANEVI
        freq: 2462
        signal: -88.00 dBm
        SSID: WNO
        freq: 2472
        signal: -92.00 dBm
        SSID: Venci
        freq: 5180
        signal: -63.00 dBm
        SSID: 5G
        freq: 5200
        signal: -86.00 dBm
        SSID: bol-ml-yan
        freq: 2412
        signal: -87.00 dBm
        SSID: RADULOV
        freq: 2422
        signal: -100.00 dBm
        SSID: MLADOST
        freq: 2427
        signal: -80.00 dBm
        SSID: Alex
        freq: 2432
        signal: -88.00 dBm
        SSID: PetyaG
        freq: 2437
        signal: -84.00 dBm
        SSID: Tenda_2E0238
        freq: 2437
        signal: -87.00 dBm
        SSID: TP-LINK
        freq: 2457
        signal: -87.00 dBm
        SSID: MT4209
        freq: 2462
        signal: -90.00 dBm
        SSID: TatianaVulkova
        freq: 2467
        signal: -94.00 dBm
        SSID: A1_A1D815
        freq: 2472
        signal: -86.00 dBm
        SSID: All50_EXT
        freq: 2417
        signal: -88.00 dBm
        SSID: Jamal
        freq: 2432
        signal: -86.00 dBm
        SSID: VIVACOM_NET
        freq: 2462
        signal: -84.00 dBm
        SSID: Vivacom_wifi
        freq: 2462
        signal: -88.00 dBm
        SSID: TP-LINK_2136

Kind regards,

On 8/5/20 10:13 PM, Larry Finger wrote:
On 8/5/20 2:00 AM, DImitar Kosev wrote:
Hello,

I have RTL8821CE card and with this driver I get poor perception on 5GHz (2-3 meters max to the router) and only 30-50cm to the router on 2.4GHz. I'm currently using this driver https://github.com/tomaspinho/rtl8821ce that works fine but I understand it will be deprecated once RTW88 goes into the kernel.

I think the word you want is reception not perception.

Please quantify how bad your reception really is by running the following commands and posting the output:

iw dev | grep Interface
sudo iw dev <DEVICE> scan | egrep "signal|freq|SSID:"

where <DEVICE> is the interface name from the first command.

Larry





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