Wavetek 716 16 Channel Brickwall Filter

Wavetek 716 16 Channel Brickwall Filter
Enlarge Image
Request Quote Print Page
Datasheet
  • 1 Hz to 100 kHz Frequency Range
  • 115 dB/Octave Rolloff
  • Pre- and Post-Filter Gain
  • 716 System consists of mainframe and up to 16 independent-channel filter cards.


Filter Card Options 001 and 002
 

Functions - Low pass (001) or high pass (002); rolloffs of 115 dB/octave.
 

Cutoff Frequency:
 
  • Local Control Range:  1 Hz to 99 kHz
  • Remote Control Range:  1 Hz to 100 kHz

 

Programming and Resolution:
Multiplier Frequency Resolution
x 1 1 to 99 Hz 1 Hz
x 10 100 to 990 Hz 10 Hz
x 100 1 k to 9.9 kHz 100 Hz
x 1 k 10 k to 99 kHz 1 kHz


 

Gain:
  • Pre-Filter Gain: 0, + 10, + 20, + 30, + 40 dB.  One 5-position switch.
  • Post-Filter Gain:  0, + 10, + 20 dB.  One 3-position switch.

 

Input Characteristics:
  • Impedance:  1 M ohm, 50 pF, nominal
  • Full-Scale Signal:  10 V at 0 dB gain
  • Absolute Maximum Input:  100 V

 

Filter Characteristics:
  • Passband Ripple:  0.8 dB, p-p max (low pass and high pass), 1.4 dB, p-p max for high pass with f > 40 kHz
  • Stopband Attenuation:  80 dB min for f > 2 fc (low pass), f < 0.5 fc (high pass).
  • Amplifier Rolloff:  -3 dB at approx. 400 kHz

 

Output Characteristics:
  • Impedance:  50 ohm, nominal
  • Full-Scale Signal:  ± 10 V into 5 k ohms
  • DC Offset:  Adjustable to 0 V ± 50 mV

 

Phase Match Between Channels:
  • Low Pass:  ± 3° max DC to 0.8 fc, ± 4° max 0.8 fc to fc.
  • High Pass:  ± 3° max 1.3 fc, to 130 kHz, ± 4° max fc to 1.3 fc.

 

Amplitude Match Between Channels:
  • Low Pass: ± 0.3 dB max DC to 0.8 fc, ± 0.5 dB max 0.8 fc to fc.
  • High Pass: ±0.3 dB max to 1.3 fc to 130 kHz, ± 0.5 dB max fc to 1.3 fc

 

Model 716-11 Mainframe:

Memory - 16 selectable groups; each group has storage for 16 channel settings.

Display - 7-segment displays for Group Number, Channel Number, pre-Filter Gain, Post-Filter Gain, Cutoff Frequency.

Remote Programming/Sensing - IEEE 488-1978 (GPIB) digital interface


Input/Output Connectors: Rear BNC's