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Attenuators

DC - 26.5 GHz High Performance

"MINIPAD"

SMA Subminiature "MINIPAD"

DC-2, DC-8, DC-12.4, and DC-18.0 units available

Rugged Stainless Steel Construction

Any Male/Female combination available

Low cost alternatives available

Midwest Microwave's SMA subminiature series of fixed coaxial attenuators

(MINIPAD

) provide temperature stable, ruggedly built, precision perfor-

mance in a compact light weight package size. Attenuation values up

through 30 dB in 1 dB increments are available with any of the units

described and with any combination of female or male SMA connectors.

SPECIFICATIONS - HIGH PERFORMANCE

Frequency:

DC - 18.0, DC - 12.4, DC - 8.0 GHz

Attenuation Accuracy:

DC - 4.0, and DC - 2.0 GHz

1-6 dB ± 0.3dB

7-20 dB ± 0.5 dB

21-30 dB ± 1.0 dB

VSWR:

1.07+.015 (f GHz) max.

Power:

2 Watts Average @ +25

C derated linearly to .5 watts @ +125

Peak Power:

200 Watts

Operating Temperature Range:

-65 to +125C

TYPE II LOW VSWR - HIGH PERFORMANCE

IMPROVED SPECIFICATIONS

Frequency GHz

DC - 4.0 GHz

4.0 - 8.0 GHz

8.0 - 18 GHz

VSWR

1.12 max

1.15 max

1.20 max

Finish:

Passivated Stainless Steel

DC - 26.5 GHz

Male/Female

ATT-0298-XX-SMA-02

298 Series

Female/Female

ATT-298F-XX-SMA-02

Model Numbers

Male/Male

ATT-298M-XX-SMA-02

Attenuation Value

1-12 dB

13-30 dB

Length A

0.86

1.02

HIGH PERFORMANCE

XX = Attenuation Value: Select 01-30dB in 1dB increments

(.5 dB increments available)

DC - 18.0 GHz

Male/Female

ATT-0290-XX-SMA-02

290 Series

Female/Female

ATT-290F-XX-SMA-02

Model Numbers

Male/Male

ATT-290M-XX-SMA-02

Attenuation Value

1-12 dB

13-30 dB

Length A

0.90

1.03

HIGH PERFORMANCE

XX = Attenuation Value: Select 01-30dB in 1dB increments

(.5 dB increments available)

DC - 12.4 GHz

Male/Female

ATT-0291-XX-SMA-02

291 Series

Female/Female

ATT-291F-XX-SMA-02

Model Numbers

Male/Male

ATT-291M-XX-SMA-02

Attenuation Value

1-12 dB

13-30 dB

Length A

0.98

1.12

XX = Attenuation Value: Select 01-30dB in 1dB increments

(.5 dB increments available)

HIGH PERFORMANCE

Note: * U.S. Patent No. 3,824,506 applies to all "MINIPAD" ® Fixed Attenuators

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