Introduction
Integrated Microwave
Assemblies (IMAs)
Passive
Components
RF Switching
Products
Power Monitors
and Sensors
Fixed Attenuators
DC- 40 GHz
SMA and 2.92 mm
Miniature Fixed Attenuators
Flat Frequency Response
Low VSWR
2 Watt Rating
Designed to Meet Environmental
Requirements of MIL-A-3933
y
Precision Stainless Steel
SMA Connectors
y
y
y
y
Specifications
2.92 mm (M/F), DC to 40 GHz, 2 W
FREQUENCY
RANGE
(GHz)
ATTENUATION (dB)
MODEL
4768-3
DC-40
4768-6
4768-10
4768-20
NOMINAL
3
6
10
20
±0.5
±0.5
±0.5
±0.5
DEVIATION
DC-26.5
26.5-40
±0.8
±0.8
±0.8
±0.8
POWER INPUT
AVERAGE
(W max.)
2
2
2
2
PEAK
(kW max.)
0.2
0.2
0.2
0.2
VSWR
(max.)
1.40
1.40
1.40
1.40
WEIGHT
(max.)
oz.
0.25
0.25
0.25
0.25
gr.
7.5
7.5
7.5
7.5
NOTE:
Temperature Coefficient: 0.0006 dB/dB/°C; Power Coefficient: 0.0005 dB/dB/W
44
microwave-east
an
company
www.nardamicrowave.com
E-MAIL:
nardaeast@L-3com.com
TEL:
+1 631 231-1700
Power Monitors
and Sensors
RF Switching
Products
Passive
Components
Integrated Microwave
Assemblies (IMAs)
Introduction
Fixed Attenuators
Specifications
SMA (M/F), DC to 18 GHz, 2 W
FREQUENCY
RANGE
(GHz)
DC-18
ATTENUATION (dB)
MODEL*
4779-0
4779-1
4779-2
4779-3
4779-4
4779-5
4779-6
4779-7
4779-8
4779-9
4779-10
4779-11
4779-12
4779-13
4779-14
4779-15
4779-16
4779-17
4779-18
4779-19
4779-20
4779-30
4779-40
4779-50
4779-60
NOMINAL
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
30
40
50
60
DEVIATION
DC-12.4
±0.3
±0.3
±0.3
±0.3
±0.3
±0.3
±0.3
±0.4
±0.4
±0.4
±0.3
±0.5
±0.5
±0.5
±0.5
±0.5
±0.5
±0.5
±0.5
±0.5
±0.5
±0.8
±1.2
±1.2
±1.2
12.4-18
±0.4
±0.4
±0.4
±0.3
±0.3
±0.3
±0.3
±0.5
±0.5
±0.5
±0.5
±0.6
±0.6
±0.6
±0.6
±0.6
±0.6
±0.6
±0.6
±0.6
±0.6
±1.0
±1.5
±1.5
±1.5
POWER INPUT
AVERAGE
(W max.)
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
PEAK
(kW max.)
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
DC-4
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
1.15
VSWR
(max.)
4-12.4
1.30
1.30
1.30
1.25
1.30
1.30
1.25
1.30
1.30
1.30
1.25
1.30
1.30
1.30
1.30
1.30
1.30
1.30
1.30
1.30
1.25
1.35
1.35
1.35
1.35
12.4-18
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.35
1.40
1.40
1.40
1.40
oz.
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
WEIGHT
(max.)
gr.
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
* Standard attenuation values are typically available from stock in the following attenuation values: 3 dB, 6 dB, 10 dB, 20 dB, 30 db.
Non-standard attenuation values are available on a custom order basis. Minimum order quantity may apply. Consult factory for details.
NOTE:
Temperature Coefficient: 0.0006 dB/dB/°C; Power Coefficient: 0.0005 dB/dB/W
www.nardamicrowave.com
E-MAIL:
nardaeast@L-3com.com
TEL:
+1 631 231-1700
microwave-east
an
company
45
Introduction
Integrated Microwave
Assemblies (IMAs)
Passive
Components
RF Switching
Products
Power Monitors
and Sensors
Fixed Attenuators
Specifications
SMA (M/F), DC to 12.4 GHz, 2 W
FREQUENCY
RANGE
(GHz)
ATTENUATION (dB)
MODEL
4778-3
4778-6
DC-12.4
4778-10
4778-20
4778-30
NOMINAL
3
6
10
20
30
DEVIATION
±0.3
±0.3
±0.3
±0.5
±0.8
POWER INPUT
AVERAGE
(W max.)
2
2
2
2
2
PEAK
(kW max.)
0.2
0.2
0.2
0.2
0.2
VSWR (max.)
DC-4
1.15
1.15
1.15
1.15
1.15
4-12.4
1.30
1.30
1.30
1.30
1.35
WEIGHT (max.)
oz.
0.5
0.5
0.5
0.5
0.5
gr.
14
14
14
14
14
SMA (M/F), DC to 6 GHz, 2 W
FREQUENCY
RANGE
(GHz)
ATTENUATION (dB)
MODEL
4772-3
4772-6
DC-6
4772-10
4772-20
4772-30
NOMINAL
3
6
10
20
30
DEVIATION
±0.3
±0.3
±0.3
±0.3
±0.5
POWER INPUT
AVERAGE
(W max.)
2
2
2
2
2
PEAK
(kW max.)
0.2
0.2
0.2
0.2
0.2
VSWR (max.)
DC-4
1.25
1.25
1.25
1.25
1.25
4-6
1.40
1.40
1.40
1.40
1.40
WEIGHT (max.)
oz.
0.5
0.5
0.5
0.5
0.5
gr.
14
14
14
14
14
NOTE:
Temperature Coefficient: 0.0006 dB/dB/°C; Power Coefficient: 0.0005 dB/dB/W
Outline Drawings
MODEL 4768
MODEL
4772
4778
4779
A
1-26 dB
1.24
1.24
1.24
A
30-60 dB
1.49
1.49
1.49
Dimensions in inches (mm in parentheses), unless otherwise specified.
46
microwave-east
an
company
www.nardamicrowave.com
E-MAIL:
nardaeast@L-3com.com
TEL:
+1 631 231-1700
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