2 Hz clean pure sine wave BASS TEST TONE frequency SupernaturalMusic 10:05 4 years ago 51 016 Далее Скачать
20 - 20,000 Hz Audio Sweep | Range of Human Hearing Sonic Electronix 0:36 9 years ago 6 611 271 Далее Скачать
2000 Hz clean pure sine wave TEST TONE 2 khz frequency SupernaturalMusic 10:05 3 years ago 22 315 Далее Скачать
Stereo test tone Left and Right by frequency from 50Hz to 16000Hz LiveStream Channel 4:17 2 years ago 1 370 276 Далее Скачать
