900CT Datasheet, PDF (2/19 Pages) Frequency Devices, Inc. – Tunable Active Filter Instrument

Models 900CT & 900BT
Single Channel – Certified
GAIN (dB)
BLOCK DIAGRAM
Model 900 Series
Instrument Block Diagram
INPUT
10dB
0dB
A
20dB
A-B
+
DIFF
A
AMP
8-POLE TUNABLE
FILTER
-
OFFSET
NULLED
B
CORNER
FREQUENCY
TUNING
OFFSET
TYPICAL
ADJUSTMENT
FUNCTION
BYPASS
OUTPUT
AMP
OUT
TYPICAL
FRONT PANEL
BNC CONNECTOR
CORNER FREQUENCY HZ
1 ²3
456
456
MULTIPLIER
1 ¹⁰ 100
0
43
73
7 0.1
2
82
8
1
9
0
1
9
0
FRONT PANEL
2
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