GRAS RA0056低泄露Pinna模拟器，符合ITU-T Rec. P57 Type 3.2

Introduction

The RA0056 Low-leak pinna simulator is used for tests which simulate a telephone or handset held comfortably against the listeners ear.

The RA0056 meets the specifications in the ITU-T Recommendation P.57 (08/96) "Series P: Telephone transmission quality, Objective measuring apparatus: Artificial ears".

Alternatives

To simulate a telephone or handset held slightly away from the listeners ear use the RA0057 High-leak pinna simulator.

Quality & Warranty

GRAS accessories are made of stainless steel, alloys and high-quality composites. These items are covered by a 2 year warranty respecting their intended use.
On consumables like batteries, cables and windscreens we offer a 6 month warranty.