Manual

4141

Specialty Absorbers

Low Frequency Absorbers - AEP-EM Series

> Applications:

• Low frequency measurement in medium size

chambers

• Multiple reﬂ ection and resonant condition reduction

> Key features:

• High loss at low frequency

• Minimum thickness

• Stackable to build temporary wall

• Allows for greater repeatability

> Shape:

• Pyramidal

> Frequency band:

• From 30 MHz to 1000 MHz

> Standard base size:

• 2’ x 2’ (60.96 cm x 60.96 cm)

> Height:

• 12’’ to 48’’ (30.5 cm to 121.9 cm)

> Operating conditions:

• Temperature: 70º F +/- 10º (21º

C +/- 3º)

•

Relative humidity: 55

% RH +/-15

> Indoor/outdoor:

• Indoor

> Related certiﬁ cations:

• NRL 8093 – 1, 2, 3

> Ordering code:

• AEP-XX-EM, where XX designates absorber

height in inches

AEP-12-EM

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AEP-EM Series Specialty Absorbers > Low Frequency Absorbers - AEP-12-EM > Applications: > Height: • Low frequency measurement in medium size chambers • Multiple reﬂection and resonant condition reduction • 12’’ to 48’’ (30.5 cm to 121.
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1/ Description Low Frequency absorbers should be used in order to reduce the multiple reﬂection and resonant conditions typical in shielded rooms at frequencies from 30 MHz to 1000 MHz. The use of these materials allows for greater repeatability of tests performed within a shielded room.