SPECIFICATION SHEET
JFW MODEL 75DR-021
DUAL ROTARY ATTENUATOR
JFW Industries, Inc.
Phone: 317-887-1340
sales@jfwindustries.com
www.jfwindustries.com
Frequency Range
Impedance
Attenuation Range
VSWR
Insertion Loss
DC-2100 MHz
75 Ohms nominal
0-30 dB in 1 dB steps
1.6:1 maximum
0.65 dB maximum
0.55 dB typical
DC-1000 MHz
± 0.25 dB (0 to 10 dB)
± 0.5 dB (10 to 30 dB)
1000-1500 MHz
± 0.4 dB (0 to 10 dB)
± 0.75 dB (10 to 30 dB)
1500-2100 MHz
± 0.5 dB (0 to 10 dB)
± 1.0 dB (10 to 30 dB)
Attenuation Accuracy
RF Input Power
Direction of Rotation
1 Watt average
Attenuation increases in a Clockwise
direction
30 degrees with stops at Min & Max
F or BNC female
-20º to +85º C
See outline drawing 092-3579
Indexing
RF Connector
Operating Temperature Range
Physical Size
ECR/ECN #
2609
3007
Page 1 of 1
DATE
02/13/2001
03/08/2001
05/29/2002
REV
A
B
APPR / DATE
ECR/ECN #
9999
16479
17118
DATE
12/02/2002
11/04/2008
04/22/2009
REV
C
D
E
APPR / DATE
BAC 07/05/2007
TRS 11/04/2008
TRS 04/22/2009
JFW FORM E-7-F REV F
JFW [ JFW INDUSTRIES, INC. ]
