Tektronix AF501
Band Pass Filter
Description
This unit is an active filter whose center frequency is one knob tunable over the entire audio range from 3Hz to 35KHz.
Broad (Q = 5) and narrow (Q = 15) bandwidths are switch selectable.
Flat amplification to 50KHz is also available in this unit.
In both filter and flat modes, amplification from 1 to 500 may be selected in a 1-2-5 sequence.
Key Points
Tunable Bandpass Filtering to 35KHz
Signal Amplification to 50KHz
Sine-Wave Generation to 35KHz
Strobe Trigger Synced to Oscillator or Filter Output
Dial Readings in Hz or Cycles per Minute
Specifications
Frequency Range: 3Hz to 35Hz
Frequency Multiplier: X1, X10, X100, X1K
Phase Shift: <10° at tuned frequency
Below 5KHz
Dial Range: 3 to 40Hz, 180 to 2400cpm
Dial Rotation: 360°, no stops
Max. Filter Attenuation: >70dB
