1/2'', dual / single power supply, with cable and DB9 port

CRY502 Preamplifier is paired with a pre-polarization 1/2" measurement microphone for impedance conversion and preamplification. It is compatible with 1/2" measurement microphones from such suppliers as B&K and GRAS and can be connected to piezoelectric ceramic vibration transducers. The preamplifier can be connected to a 1/2'' measurement microphone and is featured by high input impedance, low output impedance, low noise, and wide frequency response range. It is suitable for electroacoustic test systems, multi-channel noise analysis and other applications.

1/2'', IEPE power supply, with cable and BNC port

CRY506 IEPE Preamplifier is powered by constant current source and featured by high input 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. The output interface uses a BNC plug, which can be easily connected to the input terminal of a general instrument. This product is made of stainless steel, which gives it good toughness and makes it suitable for long-term storage. It is applicable to electroacoustic testers, multi-channel analyzers and the like.

1/2'', IEPE power supply, BNC port

CRY507 IEPE Preamplifier is powered by constant current source and featured by high input 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. The output interface uses a BNC plug, which can be easily connected to the input terminal of a general instrument. This product is made of stainless steel, which gives it good toughness and makes it suitable for long-term storage. It is applicable to electroacoustic testers, multi-channel analyzers and the like.

1/2'', IEPE power supply, base-type, BNC port

CRY508 IEPE Preamplifier is powered by constant current source and featured by high input 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. The output interface uses a BNC plug, which can be easily connected to the input terminal of a general instrument. 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.

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.

1/2'', short, IEPE power supply, SMB port

CRY510 IEPE Preamplifier is powered by constant current source and featured by high input 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. The output interface uses a BNC plug, which can be easily connected to the input terminal of a general instrument. This product is made of stainless steel, which gives it good toughness and makes it suitable for long-term storage. It is applicable to electroacoustic testers, multi-channel analyzers and the like.

1/2'', 90° angle, IEPE power supply, SMB port

CRY512 IEPE Preamplifier is powered by constant current source and featured by high input 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. The output interface uses a SMB plug and a cable for conversion between SMB and BNC, which can be easily connected to the input terminal of a general instrument. This product is made of stainless steel, which gives it good toughness and makes it suitable for long-term storage. It is applicable to electroacoustic testers, multi-channel analyzers and the like.

IEPE preamplifier. The terminal connector for output is BNC which is convenient to connect to other instrument to input. It is characterized by high input impedance,low background noise and broadband sound range.It can be compatible with  ½  inch prepolarization measurement microphone.

IEPE preamplifier and base-type preamplifier with BNC terminal connector for output. It is characterized by high input impedance,low background noise and broadband sound range.It can be compatible with  ½  inch prepolarization measurement microphone.

IEPE preamplifier with SMB terminal connector for output. It is characterized by high input impedance,low background noise and broadband sound range.It can be compatible with  ½  inch prepolarization measurement microphone.

1/4'', dual / single power supply, with cable and DB9 port

CRY543 Preamplifier is paired with a pre-polarization 1/4" measurement microphone,and featured by high input impedance, low noise floor, and a wide frequency response range.It can be used with CRY300 series 1/4'' pre-polarization measurement microphones and is also compatible with other brands of measurement microphones, such as B&K and G.R.A.S. CRY543 preamplifier is suitable for wide operating temperature and humidity.Its low output impedance can support long distance transmission.Preamplifier, cable and connector meet EMC requirements, bandwidth can up to 40kHz .

1/4'', IEPE power supply, SMB port

CRY547 Preamplifier is paired with a pre-polarization 1/4" measurement microphone,and featured by high input impedance, low noise floor, and a wide frequency response range.It can be used with CRY300 series 1/4'' pre-polarization measurement microphones and is also compatible with other brands of measurement microphones, such as B&K and G.R.A.S. CRY547 preamplifier is suitable for wide operating temperature and humidity.Its low output impedance can support long distance transmission.Preamplifier, cable and connector meet EMC requirements, bandwidth can up to 80kHz .

IEPE preamplifier with SMB terminal connector. It can combine with ¼  inch measurement microphone. It is used for the condition of electroacoustic test system or multi-noise analysis.

CRY3542 preamplifier is powered by a constant current source with SMB terminal connector. It’s short and can combine with ¼  inch measurement. It is used for the condition of electroacoustic test system or multi-noise analysis.