Products

MODEL 721/721M LOW PASS FILTER

Description

The Model 721 is a modular two-channel rack mounted lowpass filter. Each module contains two independent signal channels. One of five frequency cutoffs,

or filter bypass, is selected with a front panel rotary switch for each channel.
The Model 721M adds switch-selectable gain of 1, 10, or 100.

Specifications

Frequency: Customer-specified -3dB frequencies from 0.3Hz to 30kHz for each of five positions per module, plus filter bypass

Attenuation: 48dB per octave (eight-pole filter)

Response: Bessel response (linear phase) standard; Butterworth available

Gain: 0dB ± 0.3dB in passband;
Model 721M
adds switch-selectable
gain of 1, 10, or 100

Signal range: ±10V max.

Input impedance: 100k ohms min.

Test points: Front panel tipjack connections for output signal monitoring

Connections: Rear panel mounted BNC connectors for input and output signals

Rack: Modules plug into Model 4015-109 19" rack with integral power supply

Input power: 115VAC ±10% 50/60Hz, 20VA

Mechanical: 19"W x 5.25"H x 16"D, eight module (16 channel) rack adapter Model 4015-109

Carrying case: Two module (four channel) desktop case Model 4017-105

 

 



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