我的系统可以识别通过 USB 连接的网络摄像头的麦克风以及蓝牙耳机的麦克风，我决定购买一个新的麦克风，因为这些设备的音频不符合我的喜好。这个新的麦克风通过常用的麦克风插孔连接，虽然系统识别出有音频捕获设备，但当我使用麦克风时，除了噪音之外没有任何区别（我已经在其他设备上测试过，它工作得很好） 。
是否有音频配置或驱动程序可以解决此问题？
这是以下的输出inxi -Fazy：
System:
Kernel: 5.10.15-1-MANJARO x86_64 bits: 64 compiler: gcc v: 10.2.1
parameters: BOOT_IMAGE=/boot/vmlinuz-5.10-x86_64
root=UUID=8fe00721-c979-4ea2-aa27-ae70dfd1dab5 rw quiet apparmor=1
security=apparmor udev.log_priority=3
Desktop: KDE Plasma 5.20.5 tk: Qt 5.15.2 wm: kwin_x11 dm: SDDM
Distro: Manjaro Linux
Machine:
Type: Laptop System: TOSHIBA product: Satellite C50-A v: PSCJEM-015TM1
serial: <filter>
Mobo: TOSHIBA model: Portable PC v: MP serial: <filter> UEFI: INSYDE v: 1.10
date: 12/03/2013
Battery:
ID-1: BAT0 charge: 24.2 Wh condition: 35.0/47.5 Wh (74%) volts: 10.8/10.8
model: PA502 type: Li-ion serial: <filter> status: Charging
Device-1: hidpp_battery_1 model: Logitech Wireless Mouse serial: <filter>
charge: 55% (should be ignored) rechargeable: yes status: Discharging
CPU:
Info: Dual Core model: Intel Celeron N2820 bits: 64 type: MCP
arch: Silvermont family: 6 model-id: 37 (55) stepping: 3 microcode: 31A
L2 cache: 1024 KiB
flags: lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx bogomips: 8536
Speed: 2400 MHz min/max: 533/2399 MHz Core speeds (MHz): 1: 2400 2: 2400
Vulnerabilities: Type: itlb_multihit status: Not affected
Type: l1tf status: Not affected
Type: mds
status: Vulnerable: Clear CPU buffers attempted, no microcode; SMT disabled
Type: meltdown mitigation: PTI
Type: spec_store_bypass status: Not affected
Type: spectre_v1
mitigation: usercopy/swapgs barriers and __user pointer sanitization
Type: spectre_v2
mitigation: Full generic retpoline, STIBP: disabled, RSB filling
Type: srbds status: Not affected
Type: tsx_async_abort status: Not affected
Graphics:
Device-1: Intel Atom Processor Z36xxx/Z37xxx Series Graphics & Display
vendor: Toshiba driver: i915 v: kernel bus ID: 00:02.0 chip ID: 8086:0f31
class ID: 0300
Device-2: Importek TOSHIBA Web Camera - HD type: USB driver: uvcvideo
bus ID: 1-4.4:5 chip ID: 10f1:1a52 class ID: 0e02
Display: x11 server: X.Org 1.20.10 compositor: kwin_x11 driver:
loaded: intel unloaded: modesetting alternate: fbdev,vesa display ID: :0
screens: 1
Screen-1: 0 s-res: 1280x720 s-dpi: 96 s-size: 338x190mm (13.3x7.5")
s-diag: 388mm (15.3")
Monitor-1: eDP1 res: 1280x720 hz: 60 dpi: 93 size: 350x190mm (13.8x7.5")
diag: 398mm (15.7")
OpenGL: renderer: Mesa DRI Intel HD Graphics (BYT) v: 4.2 Mesa 20.3.4
compat-v: 3.0 direct render: Yes
Audio:
Device-1: Intel Atom Processor Z36xxx/Z37xxx Series High Definition Audio
vendor: Toshiba driver: snd_hda_intel v: kernel bus ID: 00:1b.0
chip ID: 8086:0f04 class ID: 0403
Sound Server: ALSA v: k5.10.15-1-MANJARO
Network:
Device-1: Realtek RTL8188EE Wireless Network Adapter driver: rtl8188ee
v: kernel port: 2000 bus ID: 01:00.0 chip ID: 10ec:8179 class ID: 0280
IF: wlp1s0 state: up mac: <filter>
Device-2: Realtek RTL810xE PCI Express Fast Ethernet vendor: Toshiba
driver: r8169 v: kernel port: 1000 bus ID: 02:00.0 chip ID: 10ec:8136
class ID: 0200
IF: enp2s0 state: down mac: <filter>
Drives:
Local Storage: total: 931.51 GiB used: 275.56 GiB (29.6%)
SMART Message: Unable to run smartctl. Root privileges required.
ID-1: /dev/sda maj-min: 8:0 vendor: Toshiba model: MQ01ABD100
size: 931.51 GiB block size: physical: 4096 B logical: 512 B speed: 3.0 Gb/s
rotation: 5400 rpm serial: <filter> rev: 1U scheme: GPT
Partition:
ID-1: / raw size: 922.99 GiB size: 907.51 GiB (98.32%)
used: 274.66 GiB (30.3%) fs: ext4 dev: /dev/sda2 maj-min: 8:2
ID-2: /boot/efi raw size: 300 MiB size: 299.4 MiB (99.80%)
used: 280 KiB (0.1%) fs: vfat dev: /dev/sda1 maj-min: 8:1
Swap:
Kernel: swappiness: 60 (default) cache pressure: 100 (default)
ID-1: swap-1 type: partition size: 8.22 GiB used: 913.8 MiB (10.9%)
priority: -2 dev: /dev/sda3 maj-min: 8:3
Sensors:
System Temperatures: cpu: 56.0 C mobo: N/A
Fan Speeds (RPM): N/A
Info:
Processes: 218 Uptime: 8h 51m wakeups: 29 Memory: 3.73 GiB
used: 3.15 GiB (84.5%) Init: systemd v: 247 Compilers: gcc: 10.2.0
Packages: 1703 pacman: 1693 lib: 463 flatpak: 0 snap: 10 Shell: Bash
v: 5.1.0 running in: konsole inxi: 3.3.01
和输出pacmd list-cards：
1 card(s) available.
index: 0
name: <alsa_card.pci-0000_00_1b.0>
driver: <module-alsa-card.c>
owner module: 6
properties:
alsa.card = "0"
alsa.card_name = "HDA Intel PCH"
alsa.long_card_name = "HDA Intel PCH at 0x90910000 irq 97"
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:00:1b.0"
sysfs.path = "/devices/pci0000:00/0000:00:1b.0/sound/card0"
device.bus = "pci"
device.vendor.id = "8086"
device.vendor.name = "Intel Corporation"
device.product.id = "0f04"
device.product.name = "Atom Processor Z36xxx/Z37xxx Series High Definition Audio Controller"
device.form_factor = "internal"
device.string = "0"
device.description = "Audio Interno"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-pci"
profiles:
input:analog-stereo: Entrada Estéreo analógico (priority 65, available: unknown)
output:analog-stereo: Salida Estéreo analógico (priority 6500, available: unknown)
output:analog-stereo+input:analog-stereo: Estéreo analógico dúplex (priority 6565, available: unknown)
output:hdmi-stereo: Salida Digital Stereo (HDMI) (priority 5900, available: no)
output:hdmi-stereo+input:analog-stereo: Salida Digital Stereo (HDMI) + Entrada Estéreo analógico (priority 5965, available: no)
output:hdmi-surround: Salida Digital Surround 5.1 (HDMI) (priority 800, available: no)
output:hdmi-surround+input:analog-stereo: Salida Digital Surround 5.1 (HDMI) + Entrada Estéreo analógico (priority 865, available: no)
output:hdmi-surround71: Salida Digital Surround 7.1 (HDMI) (priority 800, available: no)
output:hdmi-surround71+input:analog-stereo: Salida Digital Surround 7.1 (HDMI) + Entrada Estéreo analógico (priority 865, available: no)
off: Apagado (priority 0, available: unknown)
active profile: <output:analog-stereo+input:analog-stereo>
sinks:
alsa_output.pci-0000_00_1b.0.analog-stereo/#4: Audio Interno Estéreo analógico
sources:
alsa_output.pci-0000_00_1b.0.analog-stereo.monitor/#5: Monitor of Audio Interno Estéreo analógico
alsa_input.pci-0000_00_1b.0.analog-stereo/#6: Audio Interno Estéreo analógico
ports:
analog-input-internal-mic: Internal Microphone (priority 8900, latency offset 0 usec, available: no)
properties:
device.icon_name = "audio-input-microphone"
analog-input-mic: Microphone (priority 8700, latency offset 0 usec, available: yes)
properties:
device.icon_name = "audio-input-microphone"
analog-output-speaker: Speakers (priority 10000, latency offset 0 usec, available: no)
properties:
device.icon_name = "audio-speakers"
analog-output-headphones: Headphones (priority 9900, latency offset 0 usec, available: yes)
properties:
device.icon_name = "audio-headphones"
hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: no)
properties:
device.icon_name = "video-display"
答案1
可以激活和停用
microfone, webcam and like this
在某些 PC、笔记本电脑等上，
on BIOS.
答案2
可以通过以下方式在 PC、笔记本电脑和 Firefox 上的浏览器配置上激活和停用麦克风和网络摄像头：
* GUI
* about:config