SIGNAL CONDITIONER FILTER

Portable - AP400 Series
Variable Frequency
Single Function Filter

Model AP400

Model AP 400 is a versatile variable frequency lowpass filters suitable for almost any fields of applications. The unit is designed so that minimum procedures are required to operate the filter. With added battery option, it opens a new way in processing and collecting signal and test data.

Features include:

  • CONTINUOUS VARIABLE FREQUENCY
    Cover 5 decades of adjustable cut-off frequency, in infinite resolution
  • BUILT-IN PRE-AMPLIFIER
    Pre-filter gain of 20 dB, 10dB or 0 dB (unity)
  • DUAL RESPONSES: BUTTERWORTH & BESSEL
    Front panel selection of Butterworth & Linear Phase responses
  • CHOICE OF 24dB / OCT & 48 dB / OCT.
    Choose 24 dB/OCT for general purpose application, and 48 dB/OCT for steep attenuation.
    • HIGH CMRR, HIGH COMMON VOLTAGE
      80 dB CMRR, up to +/- 200V input
    • LOW INTERNAL NOISE
      0.05 mVRMS from DC - 200kHz.
    • RECHARGEABLE BATTERY OPTION
      4 hours use with fully charged battery
    • FLOATING REFERENCE OPTION
      Separate signal ground and system ground.
    • AP401 < $695.00 >
    • AP402 < $995.00 >

    Specifications

     

    ELECTRICAL & MECHANICAL CHARACTERISTICS
    AP401 AP 402
    Filter Type Analog RC Analog RC
    Filter Order 4th order 8th order
    Attenuation 24 dB/oct. 48 dB/oct.
    Function Lowpass, Lowpass,
    Response Butterworth, Butterworth
    Linear Phase (Bessel) Linear Phase (Bessel)
    Frequency Range (-3 dB) 100 mHz to 200 kHz 100 mHz to 200 kHz
    Resolution Infinite Infinite
    Cut-off Accuracy ± 5% ± 5%
    Passband Gain 0 dB, 10 dB & 20 dB 0 dB, 10 dB & 20 dB
    Gain Accuracy ± 0.2 dB ± 0.2 dB
    Input Impedance Diff : 800 kohm Diff : 800 kohm
    Common : 400 kohm Common : 400 kohm
    Voltage Range Diff : ± 10 V Diff : ± 10 V
    Common : ± 200V Common : ± 200V
    CMRR 80 dB (DC - 1 kHz) 80 dB (DC - 1 kHz)
    Output Impedance  50 ohm 50 ohm
     Output Swing  < ± 10 V.  < ± 10 V.
    DC Offset  < 2 mV. < 2 mV.
    Terminals BNC BNC
     Power 1 A. @ 110 VAC 1 A. @ 110 VAC
    Battery 12 V. NiCd 12 V. NiCd
    Battery lifetime 4 hours 4 hours
    Operating Temperature 0° C to 70° C 0° C to 70° C
    Dimension (Portable) 10" d x 9" w x 3.5" h 10" d x 9" w x 3.5" h
    Weight w/o battery 5.0 lbs. 5.0 lbs.

     

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    Avens Signal Equipment Corp
    P.O. Box 518 Plumsteadville, Penn, PA 18949
    800-394-5407
    Tel: 215-766-8775 Fax: 215-348-9213
    avensignal@comcast.net www.avens-filter.com