1/2'', dual / single power supply, base-type, aviation four-core interface
CRY509 Preamplifier has an aviation four-core interface and featured by high input impedance, low output impedance, low noise floor, and a wide frequency response range. It can be used with CRY300 series 1/2'' pre-polarization measurement microphones and is also compatible with other brands of measurement microphones, such as B&K and G.R.A.S. Stainless steel gives it excellent corrosion resistance and robustness. Equipped with CRY711 Ear Stimulator or CRY318 Ear Stimulator, it can form a simulation test combination easily and rapidly.
High industrial compatibility
Excellent performance
Aviation interface