The TREMETRICS RA660 is a PC-controlled industrial audiometer engineered for fast, efficient, and large-scale hearing conservation testing. Designed for occupational health programs and industrial environments, it can test up to 8 individuals simultaneously, significantly reducing testing time and operational costs. Its compact, portable design makes it suitable for both fixed-site and mobile audiometric screening.
This advanced system is powered by TREMETRICS HearCon Software, offering both automatic and manual testing modes for flexible operation. It also features automated voice instructions in multiple languages and built-in talk-over communication to ensure smooth interaction with test subjects. Optional tools such as a room monitor for ambient noise analysis and a bio-acoustic simulator for daily calibration checks further enhance accuracy and reliability.
| Feature | Details |
|---|---|
| Test Frequencies | 250, 500, 1000, 1500, 2000, 3000, 4000, 6000, 8000 Hz |
| Frequency Accuracy | Better than 1% (crystal controlled) |
| Distortion | Total harmonic distortion below 1% |
| HL Attenuator | -10 to 100 dB in 5 dB steps |
| HL Accuracy | ±1 dB |
| Headset | TDH39 |
| PC Interface | USB |
| Power Supply | 90–240 VAC ±10%, 50–60 Hz |
| Weight | Approx. 500 g |
| Standards | ANSI S3.6-2010, IEC 60645-1, EN 60601-1 |
The TREMETRICS RA660 delivers fast, accurate, and reliable hearing assessments with minimal operator effort. Its multi-user capability, intelligent software integration, and portable design make it an ideal solution for large-scale workplace hearing evaluations and professional audiometric screening programs.
