Product Description
Krohn-Hite Model 3550 Variable Filter for sale in very good condition and excellent working order.
This is a high quality piece of test equipment that offers precision audio filtering - very useful on an effects send to delay or reverb as well as for sources requiring filtering.
The Krohn-Hite 3550 Variable Filter is a multifunction filter that offers band-pass, band-reject, low-pass or high-pass operation in a single piece of equipment. The mode of operation can be selected by a front panel switch. The cut-off frequency is continuously adjustable from 2 Hz to 200 kHz.
Butterworth or Low Q response characteristics
Calibration accuracy: ±5%
Insertion loss: 0 dB
Attenuation slope: 24 dB per octave
Maximum attenuation: 60 dB
Hum and noise: 200 µV
Bandwidth: 2 Hz to 3 MHz
This is a high quality piece of test equipment that offers precision audio filtering - very useful on an effects send to delay or reverb as well as for sources requiring filtering.
The Krohn-Hite 3550 Variable Filter is a multifunction filter that offers band-pass, band-reject, low-pass or high-pass operation in a single piece of equipment. The mode of operation can be selected by a front panel switch. The cut-off frequency is continuously adjustable from 2 Hz to 200 kHz.
Butterworth or Low Q response characteristics
Calibration accuracy: ±5%
Insertion loss: 0 dB
Attenuation slope: 24 dB per octave
Maximum attenuation: 60 dB
Hum and noise: 200 µV
Bandwidth: 2 Hz to 3 MHz