CPF104IG 查看數據表（PDF） - YCL Electronics

零件编号

产品描述 (功能)

比赛名单

CPF104IG

ISDN Filter for ADSL

YCL Electronics  

4.3. Test methodology

Product Specification

CPF104IG

4.3.1. Filter insertion loss and attenuation and return loss test for ISDN port :

4.3.1.1. Test equipment :

a : HP4395A Network / Spectrum / Impedance Analyzer

b : HP87512A Transmission / Reflection test set

c : Balun North Hills : 0303LB( 50Ω : 135Ω )

4.3.1.2. Test Setup: is shown in Fig.1 .

4.3.1.3. Test procedure :

a : Set HP4395A in B/R mode for insertion loss and attenuation test while in A/R

mode for Return loss test.

b : Connecting the Analyzer to the ISDN and LINE sides of splitters through the North

Hills Balun 0303LB

c : Set frequency of interest given in specification.

d : Calibrating the HP4395A network Analyzer via the thru for attenuation test while

open, short, load calibration being performed for Return loss.

e : Measurement insertion loss and attenuation and Return loss.

Fig.1. Test Setup

20.89nF

82uH

100ohm

Fig.1-a ZADSL Load

Data sheet subject to change without notice

RDPS-POTS434(R0)10/16/2002

SHEET 7 OF 11

Share Link: