International Business Machines Corporation 20020201CLK Internal Photos

FCC Test Report, FCC ID: ANO20020201CLK                         Document Number: FCC-19-0211-0

Prepared by T. Murota

     

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-30

-20

-10

0

10

H

V

H+V

0º

Peak  355º

180º

270°

90°

-30

-20

-10

0

10

H

V

H+V

0º

Peak  0º

180º

270°

90°

Note1) The measurement was performed at 3 frequencies (2400, 2450, 2500MHz).
Note2) The maximum antenna gain was found around 355 degree angle from measuring apparatus in
      vertical polarization at the high frequency (2500MHz).

Note1) The measurement was performed at 3 frequencies (2400, 2450, 2500MHz).
Note2) The maximum antenna gain was found around 0 degree angle from measuring apparatus in
      vertical polarization at the high frequency (2500MHz).

Hori (dBi) ave.

-5.66

Vert (dBi)  ave.

-4.00

H+V (dBi)  ave.

-1.74

Peak( dBi)  

0.62

Center Frequency:

2500MHz

Hori (dBi) ave.

-6.61

Vert (dBi)  ave.

-3.32

H+V (dBi)  ave.

-1.65

Peak( dBi)  

1.28

Center Frequency:

2500MHz

Measuring

Apparatus

3m

Peak

355°

Inverted F Antenna

(Main Side)

Measuring
Apparatus

3m

Peak  0°

Inverted F Antenna

(Auxiliary Side)