This accessory makes a prepolarized 1/2" microphone cartridge behave like an electrostatic loudspeaker which, in a coupler, has a frequency response as good as when used as a microphone. It takes a calibration signal directly from a signal generator. The G.R.A.S. RA0067 has a BNC connector.
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 windscreens we offer a 6 month warranty.