User`s manual

Report No.：T11112830801-RT-1
Page 25 of 48
This report shall not be reproduced except in full, without the written approval of Compliance Certification Services.
Product Name
Smart 300N Broadband Router
Test By
John Chen
Model
BR485d
Test Date
2011/11/29
Test Mode
IEEE 802.11n HT40
Temp. & Humidity
21.8°C, 55%
Duty Cycle measurement X: (Ton/Ton + Toff) = 1.00
10 * log (1/x) = 0.00 dB
Antenna Gain Chain 0: 4 dBi
Reading
(dBm/MHz)
TEST CONDITIONS
Frequency
(MHz)
Chain 0 Chain 1
Mean EIRP
Density
(dBm/MHz)
Mean EIRP
Density
Limit
(dBm/MHz)
Margin
(dB)
5180 6.94 6.13 14.36 23.00 -8.64
T
nom
(25
°
C) Vnor 230VAC
5230
6.14 5.87 13.82 23.00 -9.18
5180 9.97 9.45 17.53 23.00 -5.47
T
nom
(0
°
C) Vnor 207VAC
5230
9.39 9.14 17.08 23.00 -5.92
5180 9.88 9.12 17.33 23.00 -5.67
T
nom
(0
°
C) Vnor 253VAC
5230
9.24 8.96 16.91 23.00 -6.09
5180 4.42 3.92 11.99 23.00 -11.01
T
nom
(55
°
C) Vnor 207VAC
5230
3.67 3.54 11.42 23.00 -11.58
5180 4.41 3.85 11.95 23.00 -11.05
T
nom
(55
°
C) Vnor 253VAC
5230
3.77 3.61 11.50 23.00 -11.50
Remark:
1. The cable assembly insertion loss of 0.8 dB was Entered as an offset in the spectrum analyzer to
allow for direct reading of power.
2. Mean EIRP (dBm/MHz) = Reading (dBm/MHz) + Antenna Gain (dBi) + 10 * log (1/x).
3. Total Mean EIRP Density = Mean EIRP Chain 0 + Mean EIRP Chain 1.