Welch Allyn 39500 OAE Hearing Screener Set
Rapidly screen newborns and infants objectively with minimal cooperation required. Our Welch Allyn OAE Hearing Screener (Model 39500) is the latest model with breakthrough technoligy, and an ideal tool when testing for otoacoustic emissions.
No behavioral response required for those too young to respond or who have trouble sitting still. Tests are fast! With 3 button pushes, the Welch Allyn OAE Hearing Screener is turned on, and completes tests on both ears in approximately 8-16 seconds per/ear (assumes DPOAE screening with 2-4 second averaging).
The next generation in objective hearing screening technology, our Welch Allyn OAE Hearing Screener is designed to address the challenges practitioners face when screening infants, newborns, toddlers, preschool and school-age children.
Features for the Welch Allyn OAE Hearing Screener (Model 39500)
- Rapidly screen newborns and infants with minimal cooperation required
- No behavioral response required for those too young to respond
- Noise-management technology addresses poor test results due to ambient sound
- View, archive and export patient data with Welch Allyn Data Manager Software
- In-the-ear calibration helps improve test accuracy, ensuring probe is secure
- AutoStart check makes sure test is started in acceptable conditions
- User-friendly screen prompts guide staff through the test
- Tests at key speech frequencies—2, 3, 4 and 5 kHz
Available Models
39500-NP (No Printer) Includes: Welch Allyn OAE Hearing Screener with Charging Stand, Bluetooth Wireless and USB Connectivity, Single Use Ear Tip Starter Kit—3mm to 15 mm sizes (#39420), Calibration Certificate, and Data Manager Software; 100- 240 V, 50- 60 Hz AC, Lithium-Ion Integrated Battery, IEC Plug Type-B, -C, - G, and -I
39500 (With Printer) Includes: All listed above and a Printer
The 39500 is the newer version of 39400.
Measurement Types
| DPOAE Screening | 2 Fixed Protocols |
| Frequencies | 2,000 kHz; 3,000 kHz; 4,000 kHz; 5,000 kHz |
| L1/L2 | 65 / 55 dB |
| SNR | 6 dB |
| Pass Criteria | 3 frequencies at 6 dB SNR |
| Averaging Time | 2 and 4 seconds |
Handheld Unit
| Display | Color OLED display |
| User Input | 4-button operation |
| Connectors | Micro-USB for charging and communication. HDMI for probe. |
| Weight | 6.4 oz (180 g) |
| Communication to PC | Micro-USB or Wireless |
| Languages | English, German, Spanish, French, Polish, Russian, Italian, Turkish, Portuguese, Chinese |
| Power Supply | 5.0 V DC, 1.6 A |
Probe
| Connector | HDMI |
| Probe Description | Integrated microphone and receivers in probe head. Calibration data stored on probe |
| Cable Length | 40 in (101.6 cm) |
| Weight | 1.0 oz (28 g) |
| Microphone Noise | 20 dB SPL @ 2 kHz (1 Hz bandwidth), -13 dB SPL @ 1 kHz (1 Hz bandwidth) |
| Ear Tips | Single-use disposable ear tips |
Cradle
| Operation | Provides PC database communication and charging |
Data
| Test Memory | 250 tests on unit |
| Patient Names | Patient names on unit (optional) |
| Database Software | Report output to PDF, RTF, Image files |
Printer
| Type | Thermal Dot Matrix |
| Power | 7.4 V lithium ion battery 100-240 V, 50/60 Hz |
| Paper Width | 2.25 in (57 mm) |
| Communication | Wireless |
Power
| Battery | 3.6 V rechargeable lithium ion |
| Battery Life | 15 hours on time |
| Charge Time | 4 hours to 100% |
Accessories
| Standard | Handheld unit, Probe, Micro USB charging cable for charger, Database software and micro USB connector, Disposable ear tip kit and tubes, User Manual, Quick Guide, Calibration Certificate |
| Optional | Cradle, Printer, Carry Case, Ear Tips, Replacement Cables, Replacement Probe, and Probe Tubes |
Data Manager Software System Requirements
- Computer (minimum)
- Operating System
- Software
Data Manager Software System Computer Requirements (minimum)
- CPU: 1 GHz
- RAM: 512 MB
- Hard Disk: 2 GB
- CD-ROM: Required if installing from a CD
- Network connections: 1 each if installing from a network location or printing to a network printer
- Internet browser: Internet Explorer 6.0 or later and current service pack are recommended
- USB Port: 1 each for the screener, data manager and, if used, a printer
- Display Resolution: 1024 x 768
Supported Operating Systems
- Microsoft Windows® 7 Pro, 8.1 Pro and 10
Software Requirements
- Microsoft .NET Framework version 4.0 (bundled with installer if not already installed)
- Adobe®Reader
- FTDI USB Driver for instrument connection
