Long Description
FTL TLJ-CH22 Audiometer – Professional Hearing Test Equipment
The FTL TLJ-CH22 Audiometer is a diagnostic hearing testing instrument designed for professional audiometric assessment and hearing threshold evaluation. Developed for use in audiology clinics, ENT departments, hospitals, and hearing care facilities, this audiometer provides essential functions for conducting pure-tone hearing examinations.
Featuring air conduction and free-field output, the TLJ-CH22 supports multiple test frequencies ranging from 125 Hz to 8000 Hz. Its continuous and pulse tone testing functions, masking noise capabilities, and controlled hearing level settings make it a practical instrument for routine hearing assessments.
Key Features and Benefits
- Air Conduction and Free-Field Testing: Supports hearing assessment using air conduction and free-field output.
- Wide Frequency Range: Provides test frequencies from 125 Hz to 8000 Hz for hearing threshold evaluation.
- Adjustable Hearing Levels: Offers frequency-specific hearing level ranges for audiometric testing.
- Masking Noise Function: Supports narrowband noise and contralateral white noise masking.
- Multiple Test Modes: Includes continuous pure-tone and pulse-tone testing.
- AC Noise Testing: Supports air conduction testing with masking noise.
- Frequency Accuracy: Specified random frequency error of 1% or less.
- Sound Pressure Accuracy: Specified sound pressure tolerance of ±1 dB.
- Professional Design: Suitable for routine clinical audiometric examinations.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | FTL |
| Model | TLJ-CH22 |
| Product Type | Audiometer |
| Output | Air Conduction, Free Field |
| Frequency Range | 125–8000 Hz |
| 125 Hz | -10 to 80 HL |
| 250 Hz | -10 to 100 HL |
| 500–750 Hz | -10 to 120 HL |
| 1000–3000 Hz | -10 to 120 HL |
| 4000 Hz | -10 to 120 HL |
| 6000 Hz | -10 to 120 HL |
| 8000 Hz | -10 to 120 HL |
| Masking | Narrowband Noise and Contralateral White Noise |
| AC Testing | With Noise Test |
| Tone Modes | Continuous Tone, Pulse Tone |
| Sound Pressure Tolerance | ±1 dB |
| Random Frequency Error | ≤1% |
| Air Conduction Distortion | ≤5% |
Applications
- Audiology clinics
- ENT clinics and hospitals
- Hearing assessment centers
- Pure-tone audiometry
- Hearing threshold evaluation
- Routine audiometric examinations
- Clinical hearing care facilities
Why Choose the FTL TLJ-CH22 Audiometer?
The FTL TLJ-CH22 Audiometer combines essential hearing assessment functions with multiple frequency settings, masking capabilities, and adjustable tone presentation. Its air conduction and free-field output options make it a practical choice for professional audiometric testing environments.
Designed to support routine hearing examinations, the TLJ-CH22 provides audiology professionals with flexible testing functions for evaluating hearing thresholds and conducting clinical hearing assessments.
