فئات
منتجات جديدة
الأذن YSTLJ-CH33 مقياس السمع
رقم البند.: YSTLJ-CH33
YSTLJ-CH33 الأذن مقياس السمع ، هو أداة لقياس حساسية الفرد للترددات المختلفة
| معلمات المنتج | |
| ماركة: | YSENMED |
| MOQ: | 1 |
| حزمة: | Carton package |
| الشحن من: | Guangzhou |
| المهلة: | 3-7days |
| التخصيص: | yes |
وصف
Audiometer YSTLJ-CH33
Specification
Head Phone: TDH-39P(AC), B7 I (BC)
Power Supply: 230V AC transformer. 50Hz
Dimensions: 45x 30x 9.5cm
Packing: 51x40x 27cm
Weight: 1.775kg
Microphone: Internal
Technical Data:
Out put: Air conduction, Bone conduction, Free field
Frequency: AC BC
125Hz -10 - 90HL -10 - 45HL
250 Hz -10 - 100HL -10 - 45HL
500-750Hz -10 - 120HL -10 - 70HL
1000-3000Hz -10 - 120HL -10 - 70HL
4000Hz -10 - 120HL -10 - 60HL
6000Hz -10 - 110HL -10 - 60HL
8000Hz -10 - 110HL
Masking: Pure tone& with contralateral white noise test
Tests: AC test, BC tests, speech test, speech with noise test
Tone: Continuous pure tone, pulse tone, warble tone
Precision: Sound pressure: ± I dB
Frequency: better than 1%
Distortion: Air conduction: 2.5%, Bone conduction: 5%
Head Phone: TDH-39P(AC), B7 I (BC)
Power Supply: 230V AC transformer. 50Hz
Dimensions: 45x 30x 9.5cm
Packing: 51x40x 27cm
Weight: 1.775kg
Microphone: Internal
Technical Data:
Out put: Air conduction, Bone conduction, Free field
Frequency: AC BC
125Hz -10 - 90HL -10 - 45HL
250 Hz -10 - 100HL -10 - 45HL
500-750Hz -10 - 120HL -10 - 70HL
1000-3000Hz -10 - 120HL -10 - 70HL
4000Hz -10 - 120HL -10 - 60HL
6000Hz -10 - 110HL -10 - 60HL
8000Hz -10 - 110HL
Masking: Pure tone& with contralateral white noise test
Tests: AC test, BC tests, speech test, speech with noise test
Tone: Continuous pure tone, pulse tone, warble tone
Precision: Sound pressure: ± I dB
Frequency: better than 1%
Distortion: Air conduction: 2.5%, Bone conduction: 5%
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