G.R.A.S. RA0009 Adapter for Pistonphone calibration


The G.R.A.S. RA0009 is an adapter for calibrating the Outdoor Microphone System G.R.A.S. 41AM. It fits over the rain protection cap of the G.R.A.S. 41AM and permits in-situ calibration using a Pistonphone such as the G.R.A.S. 42AA or a Sound Level Calibrator such as the G.R.A.S. 42AB.

Quality & Warranty

G.R.A.S. 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 windscreen we offer a 6 month warranty.