Grandstream Networks GXW4224 Manual

FCC Test Report #: SHE-1205-10825-FCC
Prepared for Grandstream Networks, INC
Prepared by ECMG Electronic Technical Testing Corp (Shenzhen) Page 20 of 31
Test Data:
Lines
(L/N)
Frequency
(MHz)
Correcte
d QP
Level
(dBuV)
Limits QP
(dBuV)
Margin
QP (dB)
Frequenc
y (MHz)
Correcte
d AV
Level
(dBuV)
Limits AV
(dBuV)
Margin
QP (dB)
L 0.185 47.5 64.3 -16.8 0.185 26.4 54.3 -27.9
L 0.210 40.2 63.1 -22.9 0.210 20.7 53.1 -32.4
L 0.255 35.7 61.5 -25.8 0.255 17.3 51.5 -34.2
N 0.165 50.1 65.1 -15 0.165 30.0 55.1 -25.1
N 0.210 40.0 63.1 -23.1 0.210 20.4 53.1 -32.7
N 0.255 35.4 61.5 -26.1 0.255 17.3 51.5 -34.2
Note :
1) All readings are using a bandwidth of 9 kHz, with a 500 ms sweep time. A video filter was not
use.
2)
“ QP” means “Quasi-Peak” values, “AV” means “Average” values.
3) The other reading are too low against official limits that are not be recorded.
Test Equipment List:
Test Equipment Model No. Manufacturer Serial No. Last Cal. Cal. Interval
Receiver SMR4503 SCHAFFNER 11725 2012.07.08 2013.07.08
Line impedance
stabilization
network
4825/2 ETS 1161 2012.07.08 2013.07.08
Note: All testing were performed using internationally recognized standards. All test instrument
s
were calibrated.
TESTED BY: GALANZ
ENGINEER COMPANY NAME
REVIEWED BY:
ECMG
SENIOR ENGINEER COMPANY NAME

Grandstream Networks GXW4224 Specifications

General

Brand	Grandstream Networks
Model	GXW4224
Category	Gateway
Language	English