F ixed F requency

D01-E V R S eries

8-P ole

Low-P ass F ilters

1784 Chessie Lane, Ottawa, IL 61350 • Tel: 800/252-7074, 815/434-7800 • FAX: 815/434-8176

e-mail: s ales @ freqdev.com • Web A ddres s : http: //www..freqdev.com

2

Model

D01L8B-EVR

Product Specifications

Transfer Function

8-Pole, Butterworth

Size

1.80" x 0.80" x 0.30"

25 Hz to 1 MHz

Theoretical Transfer

Appendix A

Characteristics

Page 9

Passband Ripple

0.0 dB

(theoretical)

DC Voltage Gain

0 ± 0.1 dB max.

(non-inverting)

0 ± 0.02 dB typ.

Stopband

Attenuation Rate

48 dB/octave

Cutoff Frequency

± 5% max.

Stability

± 0.02%/° C

Amplitude

-3 dB

Phase

-360°

Filter Attenuation

0.12 dB

(theoretical)

3.01 dB

60.0 dB

80.0 dB

Total Harmonic

1 kHz

< -80 dB typ.

100 kHz

< -65 dB typ.

Wide Band Noise

250 mVrms typ.

(20 Hz - 4 MHz)

Narrow Band Noise

30 mVrms typ.

(20 Hz - 100 kHz)

Filter Mounting

Assembly

NA

1. Phase Match and Amplitude Accuracy in the pass band are within ± 5% max. of the theoretical transfer characteristics.

NA - Not available

D01L8L-EVR

Appendix A

Page 4

8-Pole, Bessel

1.80" x 0.80" x 0.30"

25 Hz to 1 MHz

0.0 dB

0 ± 0.1 dB max.

0 ± 0.02 dB typ.

48 dB/octave

± 5% max.

± 0.02%/° C

-3 dB

-182°

1.91 dB

3.01 dB

60.0 dB

80.0 dB

1 kHz

< -80 dB typ.

100 kHz

< -65 dB typ.

250 mVrms typ.

30 mVrms typ.

NA