Datasheet > 900BT/900L8B

900BT/900L8B

更新时间： 2022-12-16 22:44:31

品牌	Logo	应用领域
FREQUENCYDEVICES		有源滤波器
页数	文件大小	规格书
19页	814K
描述
Tunable Active Filter Instrument

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数据手册

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900BT/900L8B 数据手册

Models 900CT & 900BT

8 Pole

Single Channel –

Certified

Low Pass Filters

Model

900L8B

900L8L

Filter Specifications

900L8E

900L8EY

8-Pole

Butterworth

8-Pole

Bessel

8-Pole, 6 zero

Elliptic

8-Pole, 6 zero

Elliptic

Transfer Function

Range fc, fr

0.1 Hz to 49.9 kHz

Theoretical Transfer Appendix A

Appendix A

Page 4

Appendix A

Page 24

Appendix A

Page 25

Characteristics

Page 9

1 part in 499

within each decade

0.0 dB

1 part in 499

within each decade

0.0 dB

1 part in 499

within each decade

±0.035 dB

1 part in 499

within each decade

-0.05 dB

Tuning Resolution

Passband Ripple

Pass Band Voltage

0 ± 0.1 dB typ.

0 ± 0.2 dB max.

0 ± 0.1 dB typ.

0 ± 0.2 dB max.

0 ± 0.1 dB typ.

0 ± 0.2 dB max.

0 ± 0.1 dB typ.

0 ± 0.2 dB max.

Gain

(non-inverting)

Stopband

Attenuation

48 dB/Octave

-80 dB typ.

-100 dB typ.

Cutoff Frequency

Accuracy

±2% max.

±0.5% typ.

±2% max.

±0.5% typ.

±2% max.

±0.5% typ.

±2% max.

±0.5% typ.

±2% max.

±0.01%/°C typ.

±0.02%/°C max.

-3 dB

±0.01%/°C typ.

±0.02%/°C max.

-3 dB

±0.01%/°C typ.

±0.02%/°C max.

-0.035 dB

±0.01%/°C typ.

±0.02%/°C max.

-0.05 dB

Stability

Amplitude

Phase

-360°

-182°

-323°

-419°

Filter Attenuation

0.12 dB

3.01 dB

60.0 dB

80.0 dB

0.80 fc

1.91 dB

3.01 dB

60.0 dB

80.0 dB

0.80 fc

0.35 dB

3.01 dB

60.0 dB

80.0 dB

1.00 fr

0.05 dB 1.00 fr

3.01 dB 1.06 fr

60.0 dB 1.83 fr

80.0 dB 2.00 fr

(theoretical)

1.00 fc

2.37 fc

3.16 fc

1.00 fc

4.52 fc

6.07 fc

1.13 fr

1.67 fr

1.77 fr

Total Harmonic

Distortion @ 1 kHz

<-90 dB typ.

<-88 dB typ.

Wide Band Noise

200µV_rmstyp.

50µV_rmstyp.

200µV_rmstyp.

50µV_rmstyp.

250µV_rmstyp.

75µV_rmstyp.

250µV_rmstyp.

75µV_rmstyp.

(5 Hz – 2 MHz)

Narrow Band Noise

(5 Hz – 100 kHz)

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

e-mail: sales@freqdev.com • Web Address: http://www.freqdev.com

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