The VBF 44 is Kemo’s top of the range 4 channel fully programmable filter/amplifier system, designed for precision, versatility, and ease of use. Built to high standards with stainless steel panels and passive cooling for low noise performance, this compact benchtop instrument delivers exceptional performance for vibration, noise, and signal analysis applications.
Key Features
• Five filter responses: 2 lowpass, 2 highpass, 1 Bandpass – 135 dB/Octave roll off.
• Wide filter cut off frequency range: 1 Hz – 255 kHz with exceptional cut off accuracy.
• Flexible gain control: Pre filter gain up to x100 (+40 dB) and post filter gain up to x10 (total x1000 +60dB) for optimal signal conditioning.
• Advanced connectivity: BNC connectors, Ethernet interface for OS independent remote control.
• Multiple connection modes: Separate, series, or parallel channel pairing for maximum flexibility.
• Sensor compatibility: Supports AC, DC coupling, Single Ended, Differential, and IEPE sensor inputs (24 VDC, 4 mA).
• Signal monitoring: Built in level and overload indicators for precise gain setup.
Performance Highlights
• Bandwidth > 1 MHz in highpass and bypass modes.
• Ultra low noise (< 200 nV/√Hz) and excellent matching (+/- 0.1 dB amplitude, +/- 1° phase).
• Non volatile memory to store settings.
• Compact size: 150 x 165 x 385 mm, 6.2 kg.
Ideal For
• High precision vibration testing
• Underwater acoustics
• Noise and signal analysis
• Laboratory and industrial applications requiring advanced filtering and amplification
The VBF 44 combines a broad frequency range, flexible filtering, and high accuracy performance in one robust package, making it the perfect choice for professionals who demand top tier signal conditioning.
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