Inventis Drum
Model: HT1
Hearing instrument test box (HIT) with high ambient noise attenuation
Key Features
- OSPL90, Full-On Gain, I/O, Attack/Release, Frequency Response, THD, Battery Drain, Telecoil tests
- High ambient noise attenuation, egg-shaped internal chamber
- 2cc coupler with ITE, RIC and BTE adapters
- RECD testing in combination with Trumpet REM
- Standard battery simulators: 10A, 13, 312, 675
- Compatible with Inventis Maestro (Noah compatible)
Description
The Inventis Drum is a hearing instrument test box (HIT) with a high ambient noise attenuation level, used to perform the full range of hearing aid analysis tests via air conduction: OSPL90, Full-On Gain, I/O, Attack/Release, Frequency Response, Equivalent Input Noise, THD, Battery Drain and Telecoil. Its egg-shaped internal chamber minimises sound reflection for accurate coupler measurements, and it can combine with Trumpet for RECD.
Specifications
| Type | Hearing Instrument Test Box (HIT) |
| Standard | IEC 60118-7 / ANSI S3.22 |
| Frequency Range | 125 Hz – 10 kHz (12 kHz with REM module) |
| Weight | 7.5 kg / 16.5 lbs |
| Software | Inventis Maestro (Noah compatible) |
Downloads
Drum Hearing Instrument Test Box – Technical Sheet
Datasheet