Attenuators (QPL)
MIL-DTL-3933 Qualified (QPL)
• Available in both Non-Screened and
Screened versions
• 100% tested to M3933 requirements
• Designed for Harsh Environment /
Military Applications
• DC to 18 GHz performance
Screened Attenuators per
Table I of MIL-DTL-3933
Emerson Connectivity Solutions, Midwest Microwave product line
of Qualified Parts List (QPL) attenuators are qualified, manufactured
and tested to the strict requirements of the MIL-DTL-M3933 product
specification. Our QPL line of M3933/14, /16, /17 and /25 SMA and TNC
attenuators are ruggedly constructed to meet your performance needs in
the harshest of military environments.
To service your delivery needs, we strive to make most dB values available
in short lead times or even off the shelf, for the most common values. If
you would like more information, please contact our customer service
department at 507.833.8822 or 800.247.8256.
Screening Tests:
Thermal Shock
Pre-Conditioning Electrical:
DC Resistance
VSWR
Attenuation
Conditioning
Post-Conditioning Electrical:
DC Resistance
VSWR
Attenuation
Radiographic Inspection
Non-Screened Attenuators per
Table IV of MIL-DTL-3933
Group A Inspection Tests
Visual & Mechanical Examination
VSWR
Attenuation
Stability of Attenuation:
After Peak Power
Note: All Screened Attenuators are tested
100% per Table IV and I of MIL-DTL-3933.
All Non-Screened Attenuators are
tested 100% per Table IV of MIL-DTL-3933.
MIL Part Slash No. Group
MIL-DTL-3933/25
MIL-DTL-3933/14
MIL-DTL-3933/16
MIL-DTL-3933/17
Description
SMA Subminiature - Male/Female
SMA Miniature - Male/Female
SMA Miniature - Male/Female
TNC - Male/Female
Frequency (GHz)
DC - 4.0, DC - 12.4, DC - 18.0
DC - 12.4
DC - 18.0
DC - 4.5, DC - 18.0
Attenuation (dB)
0 - 20
1 - 20
0 - 20
1-8, 10, 12, 15, 20
Attenuators – Fixed Coaxial
MIL-DTL-3933/14
Military
Part No.
- 01
- 02
Midwest Part No.
M3933/14-01N
M3933/14-02N
Dimension A
inches (mm)
(max.)
1.20 (30.5)
1.20 (30.5)
Attenuation Value
(dB)
(nom.)
3.0
6.0
Frequency Range
(GHz)
Commercial Alternate
DC - 12.4
DC - 12.4
ATT-0205-03-SMA-02
ATT-0205-06-SMA-02
- 03
M3933/14-03N
1.20 (30.5)
10.0
DC - 12.4
ATT-0205-10-SMA-02
- 04
- 05
M3933/14-04N
M3933/14-05N
1.20 (30.5)
1.20 (30.5)
20.0
15.0
DC - 12.4
DC - 12.4
ATT-0205-20-SMA-02
ATT-0205-15-SMA-02
- 06
- 07
- 08
- 09
- 10
M3933/14-06N
M3933/14-07N
M3933/14-08N
M3933/14-09N
M3933/14-10N
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
1.0
2.0
4.0
5.0
7.0
DC - 12.4
DC - 12.4
DC - 12.4
DC - 12.4
DC - 12.4
ATT-0205-01-SMA-02
ATT-0205-02-SMA-02
ATT-0205-04-SMA-02
ATT-0205-05-SMA-02
ATT-0205-07-SMA-02
- 11
- 12
- 18
- 19
- 20
M3933/14-11N
M3933/14-12N
M3933/14-18N
M3933/14-19N
M3933/14-20N
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
8.0
9.0
16.0
14.0
13.0
DC - 12.4
DC - 12.4
DC - 12.4
DC - 12.4
DC - 12.4
ATT-0205-08-SMA-02
ATT-0205-09-SMA-02
ATT-0205-16-SMA-02
ATT-0205-14-SMA-02
ATT-0205-13-SMA-02
- 21
- 22
- 23
M3933/14-21N
M3933/14-22N
M3933/14-23N
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
12.0
11.0
1.5
DC - 12.4
DC - 12.4
DC - 12.4
ATT-0205-12-SMA-02
ATT-0205-11-SMA-02
ATT-0205-72-SMA-02
Note:
Midwest Microwave part number reflects a non-screened part. For a screened part, change suffix “N” to “S”.
Attenuators – Fixed Coaxials
MIL-DTL-3933/16
Military
Part No.
- 01
- 02
Midwest Part No.
M3933/16-01N
M3933/16-02N
Dimension A
inches (mm)
(max.)
1.20 (30.5)
1.20 (30.5)
Attenuation Value
(dB)
(nom.)
3.0
6.0
Frequency Range
(GHz)
Commercial Alternate
DC - 18.0
DC - 18.0
ATT-0263-03-SMA-02
ATT-0263-06-SMA-02
- 03
M3933/16-03N
1.20 (30.5)
10.0
DC - 18.0
ATT-0263-10-SMA-02
- 04
- 05
M3933/16-04N
M3933/16-05N
1.20 (30.5)
1.20 (30.5)
20.0
1.0
DC - 18.0
DC - 18.0
ATT-0263-20-SMA-02
ATT-0263-01-SMA-02
- 06
- 07
- 08
- 09
- 10
M3933/16-06N
M3933/16-07N
M3933/16-08N
M3933/16-09N
M3933/16-10N
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
2.0
4.0
5.0
7.0
8.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0263-02-SMA-02
ATT-0263-04-SMA-02
ATT-0263-05-SMA-02
ATT-0263-07-SMA-02
ATT-0263-08-SMA-02
- 11
- 16
- 17
- 18
- 19
M3933/16-11N
M3933/16-16N
M3933/16-17N
M3933/16-18N
M3933/16-19N
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
9.0
0
0.5
1.5
2.5
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0263-09-SMA-02
ATT-0263-00-SMA-02
ATT-0263-70-SMA-02
ATT-0263-71-SMA-02
ATT-0263-72-SMA-02
- 20
- 21
- 22
- 23
- 24
M3933/16-20N
M3933/16-21N
M3933/16-22N
M3933/16-23N
M3933/16-24N
1.20 (30.5)
1.20 (30.5)
1.20 (30.0)
1.20 (30.5)
1.20 (30.5)
3.5
4.5
5.5
6.5
7.5
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0263-73-SMA-02
ATT-0263-74-SMA-02
ATT-0263-75-SMA-02
ATT-0263-76-SMA-02
ATT-0263-77-SMA-02
- 25
- 26
- 27
- 28
M3933/16-25N
M3933/16-26N
M3933/16-27N
M3933/16-28N
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
8.5
9.5
10.5
11.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0263-78-SMA-02
ATT-0263-79-SMA-02
ATT-0263-80-SMA-02
ATT-0263-11-SMA-02
Note:
Midwest Microwave part number reflects a non-screened part. For a screened part, change suffix “N” to “S”.
Attenuators – Fixed Coaxial
MIL-DTL-3933/16
Military
Part No.
- 29
- 30
Midwest Part No.
M3933/16-29N
M3933/16-30N
Dimension A
inches (mm)
(max.)
1.20 (30.5)
1.20 (30.5)
Attenuation Value
(dB)
(nom.)
11.5
12.0
Frequency Range
(GHz)
Commercial Alternate
DC - 18.0
DC - 18.0
ATT-0263-81-SMA-02
ATT-0263-12-SMA-02
- 31
M3933/16-31N
1.20 (30.5)
12.5
DC - 18.0
ATT-0263-82-SMA-02
- 32
- 33
M3933/16-32N
M3933/16-33N
1.20 (30.5)
1.20 (30.5)
13.0
13.5
DC - 18.0
DC - 18.0
ATT-0263-13-SMA-02
ATT-0263-83-SMA-02
- 34
- 35
- 36
- 37
- 38
M3933/16-34N
M3933/16-35N
M3933/16-36N
M3933/16-37N
M3933/16-38N
1.20 (30.5)
1.20 (30.5)
1.20 (30.0)
1.20 (30.5)
1.20 (30.5)
14.0
14.5
15.0
15.5
16.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0263-14-SMA-02
ATT-0263-84-SMA-02
ATT-0263-15-SMA-02
ATT-0263-85-SMA-02
ATT-0263-16-SMA-02
- 39
- 40
- 41
- 42
- 43
M3933/16-39N
M3933/16-40N
M3933/16-41N
M3933/16-42N
M3933/16-43N
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
1.20 (30.5)
16.5
17.0
17.5
18.0
18.5
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0263-86-SMA-02
ATT-0263-17-SMA-02
ATT-0263-87-SMA-02
ATT-0263-18-SMA-02
ATT-0263-88-SMA-02
- 44
- 45
M3933/16-44N
M3933/16-45N
1.20 (30.5)
1.20 (30.5)
19.0
19.5
DC - 18.0
DC - 18.0
ATT-0263-19-SMA-02
ATT-0263-89-SMA-02
Note:
Midwest Microwave part number reflects a non-screened part. For a screened part, change suffix “N” to “S”.
Attenuators – Fixed Coaxial
MIL-DTL-3933/25
- 01
- 02
- 03
- 04
- 05
M3933/25-01N
M3933/25-02N
M3933/25-03N
M3933/25-04N
M3933/25-05N
Dimension A
inches (mm) (max.)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
- 06
- 07
- 08
- 09
- 10
M3933/25-06N
M3933/25-07N
M3933/25-08N
M3933/25-09N
M3933/25-10N
- 11
- 12
- 13
- 14
- 15
Military Part No.
Midwest Part No.
Attenuation Value (dB) (nom.)
Frequency Range (GHz)
Commercial Alternate
1.0
2.0
3.0
4.0
5.0
DC - 2.0
DC - 2.0
DC - 2.0
DC - 2.0
DC - 2.0
ATT-0294-01-SMA-02
ATT-0294-02-SMA-02
ATT-0294-03-SMA-02
ATT-0294-04-SMA-02
ATT-0294-05-SMA-02
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
6.0
7.0
8.0
9.0
10.0
DC - 2.0
DC - 2.0
DC - 2.0
DC - 2.0
DC - 2.0
ATT-0294-06-SMA-02
ATT-0294-07-SMA-02
ATT-0294-08-SMA-02
ATT-0294-09-SMA-02
ATT-0294-10-SMA-02
M3933/25-11N
M3933/25-12N
M3933/25-13N
M3933/25-14N
M3933/25-15N
0.86 (21.9)
0.86 (21.9)
1.02 (26.0)
1.02 (26.0)
1.02 (26.0)
11.0
12.0
13.0
14.0
15.0
DC - 2.0
DC - 2.0
DC - 2.0
DC - 2.0
DC - 2.0
ATT-0294-11-SMA-02
ATT-0294-12-SMA-02
ATT-0294-13-SMA-02
ATT-0294-14-SMA-02
ATT-0294-15-SMA-02
- 16
- 17
- 18
- 19
- 20
M3933/25-16N
M3933/25-17N
M3933/25-18N
M3933/25-19N
M3933/25-20N
1.02 (26.0)
1.02 (26.0)
1.02 (26.0)
1.02 (26.0)
1.02 (26.0)
16.0
17.0
18.0
19.0
20.0
DC - 2.0
DC - 2.0
DC - 2.0
DC - 2.0
DC - 2.0
ATT-0294-16-SMA-02
ATT-0294-17-SMA-02
ATT-0294-18-SMA-02
ATT-0294-19-SMA-02
ATT-0294-20-SMA-02
- 27
- 28
- 29
- 30
- 31
M3933/25-27N
M3933/25-28N
M3933/25-29N
M3933/25-30N
M3933/25-31N
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
1.0
2.0
3.0
4.0
5.0
DC - 12.4
DC - 12.4
DC - 12.4
DC - 12.4
DC - 12.4
ATT-0291-01-SMA-02
ATT-0291-02-SMA-02
ATT-0291-03-SMA-02
ATT-0291-04-SMA-02
ATT-0291-05-SMA-02
- 32
- 33
- 34
- 35
M3933/25-32N
M3933/25-33N
M3933/25-34N
M3933/25-35N
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
6.0
7.0
8.0
9.0
DC - 12.4
DC - 12.4
DC - 12.4
DC - 12.4
ATT-0291-06-SMA-02
ATT-0291-07-SMA-02
ATT-0291-08-SMA-02
ATT-0291-09-SMA-02
Note:
Midwest Microwave part number reflects a non-screened part. For a screened part, change suffix “N” to “S”.
Attenuators – Fixed Coaxial
MIL-DTL-3933/25 (Continued from previous page)
Military Part No.
- 36
- 37
- 38
- 39
- 40
Midwest Part No.
M3933/25-36N
M3933/25-37N
M3933/25-38N
M3933/25-39N
M3933/25-40N
Dimension A – inches (mm) (max.)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.94 (23.9)
0.94 (23.9)
Attenuation Value (dB) (nom.)
10.0
11.0
12.0
13.0
14.0
Frequency Range (GHz)
DC - 12.4
DC - 12.4
DC - 12.4
DC - 12.4
DC - 12.4
Commercial Alternate
ATT-0291-10-SMA-02
ATT-0291-11-SMA-02
ATT-0291-12-SMA-02
ATT-0291-13-SMA-02
ATT-0291-14-SMA-02
- 41
- 42
- 43
- 44
- 45
M3933/25-41N
M3933/25-42N
M3933/25-43N
M3933/25-44N
M3933/25-45N
0.94 (23.9)
0.94 (23.9)
0.94 (23.9)
0.94 (23.9)
0.94 (23.9)
15.0
16.0
17.0
18.0
19.0
DC - 12.4
DC - 12.4
DC - 12.4
DC - 12.4
DC - 12.4
ATT-0291-15-SMA-02
ATT-0291-16-SMA-02
ATT-0291-17-SMA-02
ATT-0291-18-SMA-02
ATT-0291-19-SMA-02
- 46
- 58
- 59
- 60
- 61
M3933/25-46N
M3933/25-58N
M3933/25-59N
M3933/25-60N
M3933/25-61N
1.02 (26.0)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
20.0
0
0.5
1.0
1.5
DC - 12.4
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0291-20-SMA-02
ATT-0290-00-SMA-02
ATT-0290-70-SMA-02
ATT-0290-01-SMA-02
ATT-0290-71-SMA-02
- 62
- 63
- 64
- 65
- 66
M3933/25-62N
M3933/25-63N
M3933/25-64N
M3933/25-65N
M3933/25-66N
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
2.0
2.0
3.0
3.5
4.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0290-02-SMA-02
ATT-0290-72-SMA-02
ATT-0290-03-SMA-02
ATT-0290-73-SMA-02
ATT-0290-04-SMA-02
- 67
- 68
- 69
- 70
- 71
M3933/25-67N
M3933/25-68N
M3933/25-69N
M3933/25-70N
M3933/25-71N
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
4.5
5.0
5.5
6.0
6.5
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0290-74-SMA-02
ATT-0290-05-SMA-02
ATT-0290-75-SMA-02
ATT-0290-06-SMA-02
ATT-0290-76-SMA-02
- 72
- 73
- 74
- 75
- 76
M3933/25-72N
M3933/25-73N
M3933/25-74N
M3933/25-75N
M3933/25-76N
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
7.0
7.5
8.0
8.5
9.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0290-07-SMA-02
ATT-0290-77-SMA-02
ATT-0290-08-SMA-02
ATT-0290-78-SMA-02
ATT-0290-09-SMA-02
- 77
- 78
- 79
- 80
- 81
M3933/25-77N
M3933/25-78N
M3933/25-79N
M3933/25-80N
M3933/25-81N
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.86 (21.9)
0.94 (23.9)
9.5
10.0
11.0
12.0
13.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0290-79-SMA-02
ATT-0290-10-SMA-02
ATT-0290-11-SMA-02
ATT-0290-12-SMA-02
ATT-0290-13-SMA-02
- 82
- 83
- 84
- 85
- 86
M3933/25-82N
M3933/25-83N
M3933/25-84N
M3933/25-85N
M3933/25-86N
0.94 (23.9)
1.02 (26.0)
1.02 (26.0)
1.02 (26.0)
1.02 (26.0)
14.0
15.0
16.0
17.0
18.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0290-14-SMA-02
ATT-0290-15-SMA-02
ATT-0290-16-SMA-02
ATT-0290-17-SMA-02
ATT-0290-18-SMA-02
- 87
- 88
M3933/25-87N
M3933/25-88N
1.02 (26.0)
1.02 (26.0)
19.0
20.0
DC - 18.0
DC - 18.0
ATT-0290-19-SMA-02
ATT-0290-20-SMA-02
Note:
Midwest Microwave part number reflects a non-screened part. For a screened part, change suffix “N” to “S”.
Attenuators -TNC Type -Fixed Coaxial
MMIL-DTL-3933/17
- 01
- 02
- 03
- 04
- 05
M3933/17-01N
M3933/17-02N
M3933/17-03N
M3933/17-04N
M3933/17-05N
Dimension A
inches (mm)
(max.)
1.57 (39.9)
1.57 (39.9)
1.57 (39.9)
1.57 (39.9)
1.57 (39.9)
- 06
- 07
- 09
- 10
- 11
M3933/17-06N
M3933/17-07N
M3933/17-09N
M3933/17-10N
M3933/17-11N
1.57 (39.9)
1.57 (39.9)
1.57 (39.9)
1.57 (39.9)
1.57 (39.9)
6.0
20.0
1.0
2.0
3.0
DC - 4.5
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0224-06-TNC-02
ATT-0225-20-TNC-02
ATT-0225-01-TNC-02
ATT-0225-02-TNC-02
ATT-0225-03-TNC-02
- 12
- 13
- 14
- 15
- 16
M3933/17-12N
M3933/17-13N
M3933/17-14N
M3933/17-15N
M3933/17-16N
1.57 (39.9)
1.57 (39.9)
1.57 (39.9)
1.57 (39.9)
1.57 (39.9)
4.0
5.0
6.0
7.0
8.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0225-04-TNC-02
ATT-0225-05-TNC-02
ATT-0225-06-TNC-02
ATT-0225-07-TNC-02
ATT-0225-08-TNC-02
- 17
- 18
- 19
M3933/17-17N
M3933/17-18N
M3933/17-19N
1.57 (39.9)
1.57 (39.9)
1.57 (39.9)
10.0
12.0
15.0
DC - 18.0
DC - 18.0
DC - 18.0
ATT-0225-10-TNC-02
ATT-0225-12-TNC-02
ATT-0225-15-TNC-02
Military
Part No.
Midwest Part No.
Attenuation Value
(dB)
(nom.)
1.0
2.0
3.0
4.0
5.0
Frequency Range
(GHz)
Commercial Alternate
DC - 4.5
DC - 4.5
DC - 4.5
DC - 4.5
DC - 4.5
ATT-0224-01-TNC-02
ATT-0224-02-TNC-02
ATT-0224-03-TNC-02
ATT-0224-04-TNC-02
ATT-0224-05-TNC-02
Note:
Midwest Microwave part number reflects a non-screened part. For a screened part, change suffix “N” to “S”.
Emerson Network Power
Connectivity Solutions
About Emerson Network Power
Connectivity Solutions
Emerson Network Power
Connectivity Solutions
US Headquarters
3000 Lakeside Drive, Ste. 308N
Bannockburn, IL 60015, USA
Emerson Network Power Connectivity Solutions, an
Emerson business, serves the needs of wireless
communications, military, telephony and data networks,
CATV security systems, health care, military and industrial
facilities with a full spectrum of RF/microwave and fiber
optic connectivity products. For more information, visit
www.EmersonConnectivity.com
North America
299 Johnson Avenue, Ste. 100
Waseca, MN 56093, USA
Toll Free: 800.247.8256
Tel: +1 507.833.8822
Fax: +1 507.833.6287
ECSorders@Emerson.com
About Emerson
Europe, Middle East, Africa
Emerson Network Power Connectivity Solutions, Ltd.
7-13 Russell Way
Widford Industrial Estate
Chelmsford, Essex CM1 3AA
Tel: +44 1245.359.515
Fax: +44 1245.358.938
EMEAConnectivitySales@Emerson.com
Asia Pacific
Emerson Network Power Connectivity Solutions
(Shanghai) Co., Ltd.
Building 1, No. 800 ShenFu Road
XinZhliang Industry Park
Shanghai, China 201108
Tel: +86 21.5442.7668
Fax: +86 21.5442.7628
APConnectivitySales@Emerson.com
Emerson Network Power.
The global leader in enabling
Business-Critical Continuity™.
Emerson (NYSE: EMR), based in St. Louis, is a global leader
in bringing technology and engineering together to
provide innovative solutions to customers through its
network power, process management, industrial automation, climate technologies, and appliance and tools businesses. For more information, visit www.Emerson.com
www.EmersonNetworkPower.com/Connectivity
www.EmersonConnectivity.com
AC Power
Embedded Power
Power Switching & Controls
Connectivity
Industrial Power
Precision Cooling
DC Power
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Embedded Computing
Outside Plant
Services
Emerson, Business-Critical Continuity and
Emerson Network Power are trademarks of
Emerson Electric Co. or one of its affiliated
companies. ©2012 Emerson Electric Co.
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