Microphones - Preamplifiers - Cables

Norsonic - Rion - BSWA - KCF Technologies

• Precision measurement microphones to IEC 651 class 0 and class 1.
• Electret and air condenser types.
• Free-field and random incidence types.
• Low self noise.
• High temperature stability. 

NOR-1210 
NOR-1211
Environmental Microphone Units
Precision measurement microphones for outdoor operation. 

• Available with 90° incidence angle for community noise and 0° for aircraft measurements.
• Designed to meet type 1 requirements with the weather protection in place.
• May be recalibrated using standard calibrators, without any need for dismantling them.
• NOR-1210 is an all-weather microphone system for permanent outdoor operation.
• Stainless steel construction. 

• Self-contained electro-acoustic calibration actuator.
• Internal frequency weighting and line drive amplifiers.
• NOR-1211 is an all-weather protected system for short-term installations.
• Polycarbonate construction.
• Remote calibration using the phantom calibration technique.
• Lightweight, low-cost solution for environmental noise investigations. 

Low-Noise Measurement Microphone Preamplifier NOR-1201 

• Very high input impedance.
• Low-output impedance.
• Large dynamic range ensures good signal-to-noise ratio.
• Frequency range 1 Hz to 1 MHz.
• Internal microphone heating. 
• Compatible with the range of Norsonic and other industry standard measurement microphones.
• Will drive up to 100 meters of extension cable without limiting the level and frequency ranges.
• Dimensions 12.7 x 127 mm. Weight 58 g. 

Microphone Preamplifier Cables
types 1408,1440 and 1430

Uses

• Cable linking the NOR-1201 preamplifier and a sound level analyzer or a microphone power supply.
• Door passage cable (1430) for building acoustics applications. 

...more

Prepolarized precision measuring microphones and accessories from BSWA Technology

MA201
Current Drive 
Microphone Preamplifier

• Specially developed for 1/2-inch preprolarized microphones.  
• High-performance preamplifier with low inherent noise and high input impedance.  
• The excellent frequency response ensures that the microphone with MA201 complies with IEC 651 Type 1 requirements. 
• Can be directly connected to ICP or MC104 Current Source  through BNC cables.

MC104
Constant Current Source

• Provides 4.0 mA current simultaneously to four MA201 preamplifiers or other ICP sensors.  
• Output signals can be directly connected to other equipment or data acquisition boards with BNC connectors.

MP201
Microphone Cartridge

• Patented diaphragm manufacturing technology eliminates the high frequency diffraction and ensures the falt frequency responses. 
• Nickel alloy housing and diaphragm-- capable of withstand rugged and corrosive environments. 

MP205
Microphone IEC 61672 Class 2

MP205 is 1/2" prepolarized free-field measurement microphone. It is ideal to be used in IEC61672 Class 2 Sound Level Meters and other noise measurements where Class 2 accuracy is required.

MP206
Microphone IEC 61672 Class 2

MP206 is a 1/2 prepolarized free-field condenser microphone. It is specially developed for the need of low cost general purposes noise measurements and recordings. All microphones are tested for long- term stability and reliability.

MPA201/205/206
1/2'' ICP® Microphone

The ICP® microphones, MPA201/205/206, utilize the outstanding performance of BSWA's MA211 ICP® preamplifier coupled with the high quality line of 1/2" prepolarized microphones. Using ICP® microphones have many advantages over traditional 200V polarized microphones.

MP408
1/4''Microphone IEC 61672 Class 2

MP 408 is a 1/4" free-field prepolarized microphone and an ideal choice for array applications. The MP408 was developed based on BSWA's Type 1 microphone technologies. Its frequency response meets IEC61672 Class 2 requirements. Each microphone is individually calibrated and aged at 80 ??C for long-term stability and reliability.

SM4000
Studio Microphones

SM4000 series phantom powered studio microphones are for precision recording and measurement of sound with NO color added. They can be used to record essentially any instrument for a truly accurate representation of the original sound. Each SM4000 microphone is supplied with its individual calibration data for frequency response and sensitivity. Its modular design allows the preamplifier to be used with any of the high quality BSWA microphone capsules.

Click here for a wide range of KCF accessories.