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Fixed Attenuators Medium Power |
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Our MA-505 through MA-550 series of medium power fixed attenuators offer a wide array of attenuation values with power levels of 5 to 50 Watts. These units are constructed to provide light weight along with excellent cooling capabilities. |
| DC - 6.0 GHz Models |
Model |
Frequency Range * (GHz) |
Attenuation Values |
Accuracy † |
VSWR (Max) |
Input Power (Watts) |
Connector Male-Female Std. Config. |
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1 - 6 dB |
7 - 20 dB |
21 - 30 dB |
31 - 40 dB |
DC - 4.0 GHz |
4.0 - 6.0 GHz |
Continuous |
Peak |
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MA-505/XN-6 |
DC - 6.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±1.5 dB |
1.15:1 |
1.20:1 |
5 |
500 |
N |
R |
MA-505/XS-6 |
DC - 6.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±1.5 dB |
1.15:1 |
1.20:1 |
5 |
500 |
SMA |
R |
MA-505/XT-6 |
DC - 6.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±1.5 dB |
1.15:1 |
1.20:1 |
5 |
500 |
TNC |
R |
MA-505/XD7-6 |
DC - 6.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±1.5 dB |
1.25:1 |
1.45:1 |
5 |
500 |
7/16 DIN |
R |
MA-510/XN-6 |
DC - 6.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.20:1 |
1.20:1 |
10 |
500 |
N |
R |
MA-510/XS-6 |
DC - 6.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.20:1 |
1.20:1 |
10 |
500 |
SMA |
R |
MA-510/XT-6 |
DC - 6.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.20:1 |
1.20:1 |
10 |
500 |
TNC |
R |
MA-510/XD7-6 |
DC - 6.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.25:1 |
1.45:1 |
10 |
500 |
7/16 DIN |
R |
MA-520/XN-6 |
DC - 6.0 |
3, 6, 10, 20 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.20:1 |
1.20:1 |
20 |
500 |
N |
R |
MA-520/XS-6 |
DC - 6.0 |
3, 6, 10, 20 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.20:1 |
1.20:1 |
20 |
500 |
SMA |
R |
MA-520/XT-6 |
DC - 6.0 |
3, 6, 10, 20 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.20:1 |
1.20:1 |
20 |
500 |
TNC |
R |
MA-520/XD7-6 |
DC - 6.0 |
3, 6, 10, 20 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.25:1 |
1.45:1 |
20 |
500 |
7/16 DIN |
R |
MA-525/XN-6 |
DC - 6.0 |
3, 6, 10, 20 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±1.0 dB |
1.20:1 |
1.20:1 |
25 |
500 |
N |
R |
MA-525/XS-6 |
DC - 6.0 |
3, 6, 10, 20 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±1.0 dB |
1.20:1 |
1.20:1 |
25 |
500 |
SMA |
R |
MA-525/XT-6 |
DC - 6.0 |
3, 6, 10, 20 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±1.0 dB |
1.20:1 |
1.20:1 |
25 |
500 |
TNC |
R |
MA-525/XD7-6 |
DC - 6.0 |
3, 6, 10, 20 30 & 40 dB |
±0.5 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.30:1 |
1.30:1 |
25 |
500 |
7/16 DIN |
R |
MA-550/XN-6 |
DC - 6.0 |
3, 6, 10, 20 30 & 40 dB |
±0.75 dB |
±0.75 dB |
±0.75 dB |
±1.0 dB |
1.25:1 |
1.25:1 |
50 |
500 |
N |
R |
MA-550/XS-6 |
DC - 6.0 |
3, 6, 10, 20 30 & 40 dB |
±0.75 dB |
±0.75 dB |
±0.75 dB |
±1.0 dB |
1.25:1 |
1.25:1 |
50 |
500 |
SMA |
R |
MA-550/XT-6 |
DC - 6.0 |
3, 6, 10, 20 30 & 40 dB |
±0.75 dB |
±0.75 dB |
±0.75 dB |
±1.0 dB |
1.25:1 |
1.25:1 |
50 |
500 |
TNC |
R |
MA-550/XD7-6 |
DC - 6.0 |
3, 6, 10, 20 30 & 40 dB |
±0.75 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.25:1 |
1.45:1 |
50 |
500 |
7/16 DIN |
R |
| To specify the required attenuation value, replace the 'X' in the model with the attenuation value in dB. Example: MA-505/6N-6 specifies a 6 dB, MA-505, 6.0 GHz attenuator with type N male/female connectors MA-525/20D7-2 specifies an 20 dB, MA-525, 6.0 GHz attenuator with 7/16 DIN male/female connectors. * Units with 7/16 DIN connectors can be provided with a frequency range of DC to 7.5 GHz. Consult factory. † Accuracy specified is at the highest rated frequency. Accuracy is typically improved at lower operating frequencies. |
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| DC - 12.4 GHz Models |
Model |
Frequency Range (GHz) |
Attenuation Values |
Accuracy † |
VSWR (Max) |
Input Power (Watts) |
Connector Male-Female Std. Config. |
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1-6 dB |
7-20 dB |
21-30 dB |
31-40 dB |
DC-6.0 GHz |
6.0-12.4GHz |
Continuous |
Peak |
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MA-505/XN-12.4 |
DC - 12.4 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±1.5 dB |
1.20:1 |
1.25:1 |
5 |
500 |
N |
R |
MA-505/XS-12.4 |
DC - 12.4 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±1.5 dB |
1.20:1 |
1.25:1 |
5 |
500 |
SMA |
R |
MA-505/XT-12.4 |
DC - 12.4 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±1.5 dB |
1.20:1 |
1.25:1 |
5 |
500 |
TNC |
R |
MA-510/XN-12.4 |
DC - 12.4 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.20:1 |
1.30:1 |
10 |
500 |
N |
R |
MA-510/XS-12.4 |
DC - 12.4 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.20:1 |
1.30:1 |
10 |
500 |
SMA |
R |
MA-510/XT-12.4 |
DC - 12.4 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.20:1 |
1.30:1 |
10 |
500 |
TNC |
R |
MA-520/XN-12.4 |
DC - 12.4 |
3, 6, 10, 20 30 & 40 dB |
±0.5 dB |
±0.75 dB |
±1.0 dB |
±1.0 dB |
1.20:1 |
1.30:1 |
20 |
500 |
N |
R |
MA-520/XS-12.4 |
DC - 12.4 |
3, 6, 10, 20 30 & 40 dB |
±0.3 dB |
±0.75 dB |
±1.0 dB |
±1.0 dB |
1.20:1 |
1.30:1 |
20 |
500 |
SMA |
R |
MA-520/XT-12.4 |
DC - 12.4 |
3, 6, 10, 20 30 & 40 dB |
±0.3 dB |
±0.75 dB |
±1.0 dB |
±1.0 dB |
1.20:1 |
1.30:1 |
20 |
500 |
TNC |
R |
MA-525/XN-12.4 |
DC - 12.4 |
3, 6, 10, 20 30 & 40 dB |
±0.5 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.20:1 |
1.30:1 |
25 |
500 |
N |
R |
MA-525/XS-12.4 |
DC - 12.4 |
3, 6, 10, 20 30 & 40 dB |
±0.5 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.20:1 |
1.30:1 |
25 |
500 |
SMA |
R |
MA-525/XT-12.4 |
DC - 12.4 |
3, 6, 10, 20 30 & 40 dB |
±0.5 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.20:1 |
1.30:1 |
25 |
500 |
TNC |
R |
MA-550/XN-12.4 |
DC - 12.4 |
3, 6, 10, 20 30 & 40 dB |
±0.75 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.25:1 |
1.35:1 |
50 |
500 |
N |
R |
MA-550/XS-12.4 |
DC - 12.4 |
3, 6, 10, 20 30 & 40 dB |
±0.75 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.25:1 |
1.35:1 |
50 |
500 |
SMA |
R |
MA-550/XT-12.4 |
DC - 12.4 |
3, 6, 10, 20 30 & 40 dB |
±0.75 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.25:1 |
1.35:1 |
50 |
500 |
TNC |
R |
| To specify the required attenuation value, replace the 'X' in the model with the attenuation value in dB. Example: MA-510/6S-12.4 specifies a 6 dB, MA-510, 12.4GHz attenuator with SMA male/female connectors MA-550/20N-12.4 specifies an 20 dB, MA-550, 12.4 GHz attenuator with type N male/female connectors. † Accuracy specified is at the highest rated frequency. Accuracy is typically improved at lower operating frequencies. |
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| DC - 18.0 GHz Models |
Model |
Frequency Range (GHz) |
Attenuation Values |
Accuracy † |
VSWR (Max) |
Input Power (Watts) |
Connector Male-Female Std. Config. |
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1-6 dB |
7-20 dB |
21-30 dB |
31-40 dB |
DC-6.0 GHz |
6.0-12.4GHz |
12.4-18.0 GHz |
Continuous |
Peak |
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MA-505/XN-18.0 |
DC - 18.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±1.5 dB |
1.20:1 |
1.25:1 |
1.35:1 |
5 |
500 |
N |
R |
MA-505/XS-18.0 |
DC - 18.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±1.5 dB |
1.20:1 |
1.25:1 |
1.35:1 |
5 |
500 |
SMA |
R |
MA-505/XT-18.0 |
DC - 18.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±1.5 dB |
1.20:1 |
1.25:1 |
1.35:1 |
5 |
500 |
TNC |
R |
MA-510/XN-18.0 |
DC - 18.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.20:1 |
1.30:1 |
1.40:1 |
10 |
500 |
N |
R |
MA-510/XS-18.0 |
DC - 18.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.20:1 |
1.30:1 |
1.40:1 |
10 |
500 |
SMA |
R |
MA-510/XT-18.0 |
DC - 18.0 |
1 - 10 dB in 1 dB steps 12, 15, 20, 30 & 40 dB |
±0.3 dB |
±0.5 dB |
±0.75 dB |
±0.75 dB |
1.20:1 |
1.30:1 |
1.40:1 |
10 |
500 |
TNC |
R |
MA-520/XN-18.0 |
DC - 18.0 |
3, 6, 10, 20 30 & 40 dB |
±0.5 dB |
±0.75 dB |
±1.0 dB |
±1.0 dB |
1.20:1 |
1.30:1 |
1.40:1 |
20 |
500 |
N |
R |
MA-520/XS-18.0 |
DC - 18.0 |
3, 6, 10, 20 30 & 40 dB |
±0.3 dB |
±0.75 dB |
±1.0 dB |
±1.0 dB |
1.20:1 |
1.30:1 |
1.40:1 |
20 |
500 |
SMA |
R |
MA-520/XT-18.0 |
DC - 18.0 |
3, 6, 10, 20 30 & 40 dB |
±0.3 dB |
±0.75 dB |
±1.0 dB |
±1.0 dB |
1.20:1 |
1.30:1 |
1.40:1 |
20 |
500 |
TNC |
R |
MA-525/XN-18.0 |
DC - 18.0 |
3, 6, 10, 20 30 & 40 dB |
±0.5 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.20:1 |
1.30:1 |
1.40:1 |
25 |
500 |
N |
R |
MA-525/XS-18.0 |
DC - 18.0 |
3, 6, 10, 20 30 & 40 dB |
±0.5 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.20:1 |
1.30:1 |
1.40:1 |
25 |
500 |
SMA |
R |
MA-525/XT-18.0 |
DC - 18.0 |
3, 6, 10, 20 30 & 40 dB |
±0.5 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.20:1 |
1.30:1 |
1.40:1 |
25 |
500 |
TNC |
R |
MA-550/XN-18.0 |
DC - 18.0 |
3, 6, 10, 20 30 & 40 dB |
±0.75 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.25:1 |
1.35:1 |
1.45:1 |
50 |
500 |
N |
R |
MA-550/XS-18.0 |
DC - 18.0 |
3, 6, 10, 20 30 & 40 dB |
±0.75 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.25:1 |
1.35:1 |
1.45:1 |
50 |
500 |
SMA |
R |
MA-550/XT-18.0 |
DC - 18.0 |
3, 6, 10, 20 30 & 40 dB |
±0.75 dB |
±0.75 dB |
±1.0 dB |
±1.25 dB |
1.25:1 |
1.35:1 |
1.45:1 |
50 |
500 |
TNC |
R |
| To specify the required attenuation value, replace the 'X' in the model with the attenuation value in dB. Example: MA-510/3N-18.0 specifies a 3 dB, MA-510, 18.0 GHz attenuator with type N male/female connectors MA-550/10T-18.0 specifies an 10 dB, MA-550, 18.0 GHz attenuator with TNC male/female connectors. † Accuracy specified is at the highest rated frequency. Accuracy is typically improved at lower operating frequencies. |
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| Microwave Devices, Inc. 1150 N. Graham Road Franklin, IN 46131 Phone: 317-736-8833 U.S. Toll free: 888-736-8837 Fax: 317-736-8382 info3@mwdevices.com |
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