SGHD Series
Specifications
Revised:01/07/03		    
 
Parameter Frequency SGHD-2 SGHD-3B SGHD-4 SGHD-4-T
(MHz) Typ QA Typ QA Typ QA Typ QA
Insertion Loss       Maximum (dB) 5 - 10 3.4 3.6 5.7 5.9 6.6 6.8 6.7 6.9
10 - 50 3.4 3.6 5.7 6.1 6.6 6.9 6.8 7
50 - 400 3.4 3.6 5.8 6.1 6.6 6.9 6.9 7.1
400 - 750 3.5 3.8 6.3 6.5 6.8 7.2 7 7.2
750 - 870 3.7 3.9 6.4 6.6 7.3 7.8 7.2 7.5
870 - 1000 3.9 4.1 6.6 6.9 7.7 7.8 7.6 7.8
Return Loss                Input                  Minimum (dB) 5 - 10 21 18 22 18 23 18 20 18
10 - 50 22 19 22 19 24 19 22 19
50 - 400 24 22 24 20 24 20 23 20
400 - 750 25 22 26 22 25 22 24 21
750 - 870 24 20 23 19 24 20 23 20
870 - 1000 20 18 21 18 21 18 20 18
Return Loss              Output                Minimum (dB) 5 - 10 22 18 21 18 20 18 22 18
10 - 50 24 19 24 19 21 19 23 19
50 - 400 26 20 23 20 22 20 24 20
400 - 750 26 21 22 22 24 22 23 21
750 - 870 24 22 22 20 22 20 22 20
870 - 1000 22 18 21 18 20 18 19 18
Port/Port Isolation      (Output/Output)       Minimum (dB) 5 - 10 22 20 22 20 23 20 23 21
10 - 50 24 22 26 24 24 21 24 22
50 - 400 26 24 27 25 26 24 26 24
400 - 750 28 26 27 24 27 24 27 24
750 - 870 26 24 25 23 25 23 25 23
870 - 1000 22 20 22 20 22 20 22 20
Impedance 5 - 1000

75 Ohm
RFI (dB) 5 - 1000 -130 -120 -130 -120 -130 -120 -130 -120
Harmonic Performance                     Minimum (dB) 54 - 1000 -113* -108* -115* -110* -115* -110* -115* -110*
Second Order and Higher                    Intermod Distortion                        Minimum (dB) 54 - 1000 -108** -103** -110** -105** -110** -105** -110** -105**
* Measured with 60 dBmV carrier in reverse path
** Measured with two 60 dBmV carriers in reverse path
Specifications subject to change without notice

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BGI Technology Inc.