Models 900CT & 900BT
8 Pole
Low Pass Filters
900L8D10
8-Pole, 6 zero
Constant Delay
0.1 Hz to 49.9 kHz
1 part in 499
within each decade
0.15 dB
0
±
0.1 dB typ.
0
±
0.2 dB max.
-100 dB typ.
fc
±2%
max.
±0.5%
typ.
±2%
max.
±0.01%/°C
typ.
±0.02%/°C
max.
-3 dB
-311°
3.01 dB
80.0 dB
100.0 dB
1.00 fc
4.45 fc
5.20 fc
Single Channel –
Model
Transfer Function
Range fc
Theoretical Transfer
Characteristics
Tuning Resolution
Passband Ripple
Pass Band Voltage
Gain
(non-inverting
)
Stopband Attenuation
Cutoff Frequency
Accuracy
Certified
900L8D80
Filter Specifications
8-Pole, 6 zero
Constant Delay
0.1 Hz to 49.9 kHz
1 part in 499
within each decade
0.15 dB
0
±
0.1 dB typ.
0
±
0.2 dB max.
-80 dB typ.
fc
±2%
max.
±0.5%
typ.
±2%
max.
±0.01%/°C
typ.
±0.02%/°C
max.
-3 dB
-306°
3.01 dB
60.0 dB
80.0 dB
1.00 fc
3.08 fc
3.57 fc
Stability
Amplitude
Phase
Filter Attenuation
(theoretical)
Total Harmonic
Distortion @ 1 kHz
Wide Band Noise
(5 Hz – 2 MHz)
<-90 dB typ.
<-88 dB typ.
200µV
rms
typ.
50µV
rms
typ.
200µV
rms
typ.
50µV
rms
typ.
Narrow Band Noise
(5 Hz – 100 kHz)
7
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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