Проверка частотного диапазона слуха
Звуки частотой 18 килогерц к 18 годам слышит около 60%, а к 40–50 годам — всего 10% слушателей.
3 hours ago 00:01:42 1
7 days ago 00:00:49 14
7 days ago 00:00:37 10
7 days ago 00:01:24 14
1 week ago 00:04:03 94
2 weeks ago 01:51:55 276
2 weeks ago 00:10:19 93
3 weeks ago 00:18:48 2.4K
4 weeks ago 00:06:34 1
4 weeks ago 00:08:57 1.5K
1 month ago 00:04:19 69
1 month ago 00:08:58 1
2 months ago 00:03:04 13
2 months ago 00:05:10 7
2 months ago 00:09:58 32
2 months ago 00:10:55 27
2 months ago 00:02:03 11
2 months ago 00:07:14 1
2 months ago 00:01:45 21
2 months ago 00:01:14 227
2 months ago 00:21:46 111
2 months ago 00:30:51 438
2 months ago 00:02:22 11
2 months ago 02:07:00 160
