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MX014 Preamplifier

MX014 Preamplifier

Product catalog summary
Overview: The MX014 is a unit that includes a preamplifier (PA-14) and a microphone (C-250) designed by CESVA technology. It is intended for precision sound pressure measurements and is compatible with other microphone brands.
Specifications:
  • Preamplifier PA-14: Features a gain of -0.15 dB at 1 kHz, a frequency response of 1 Hz to 830 kHz (± 0.5 dB), input impedance of 10 GΩ, output impedance of < 25 Ω, and operates on a power supply range of 12–30 Vdc with a current consumption of 2 mA. It has low electric noise levels and uses a LEMO 7-pin connector.
  • Microphone C-250: A ½’’ prepolarized condenser microphone with a nominal capacity of 17.0 pF and sensitivity of 46.4 mV/Pa. It has a frequency response of 3.15 Hz to 20 kHz (± 2 dB) and minimal wind screen effect.
Applications: Suitable for acoustic precision measurement with 1/2 ‘‘ prepolarized microphones.
Features: The PA-14 is robust and small, with excellent frequency response, making it ideal for precision applications and use with long cables due to its low output impedance.
Accessories: Includes a box for storage and transport.
Note: Specifications and accessories may change without prior notice.
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Catalog excerpts

MX014 Preamplifier-1

aCOUStW instruments Microphone C-250 + preamplifier PA-14 • Acoustic precision measurement with • Robust small preamplifier • Excellent frequency response The MX014 is a unit comprising a preamplifier (PA-14) and mi- crophone (C-250) designed by CESVA technology. The CESVA PA-14 is a small robust preamplifier, designed to condition V-i prepolarized microphones as the CESVA C-250 model. It is also compatible with other makes of microphones. By virtue of its wide frequency response and low noise level, the PA-14 is ideal for precision applications. Because of its low output impedance the PA-14 can be used with long cables. The PA-14 has high input impedance which stops the microphone from loading. The C-250 condenser microphone has been developed to sup- ply the sector with greatest demand for precision sound pres- sure measurements. The use of materials such as nickel and monel, and exhaustive quality control, make the C-250 a highly reliable microphone. The PA-14 preamplifier along with the C-250 prepolarised con- denser microphone are the perfect solution for multi channel • Frequency response: • Input impedance: • Output impedance: • Power supply range: Current consumption: • Electric noise • Microphone type: • Nominal capacity: • Nominal sensitivity: • Frequency response: • Wind screen effect: The characteristics, technical specifications and accessories may vary without prior notice CESVA instruments,s.l. Maracaibo, 6 - 08030 Barcelona (Spain) - Tel. (34) 934.335.240 - Fax. (34) 933.479.310 - e-mail: [email protected] - www.cesva.com

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