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High Pass Branch Return Loss/SWR After Tuning
Sinclair Q2330E “RES-LOK” VHF 6-Cavity Duplexer
Return Loss: 38.73 dBVSWR: 1.023:1Match Efficiency: 99.987%
Services by DuplexerRepair(334) 444-6796
(A division of Alabama Broadcast Services, LLC)www.DuplexerRepair.com
S/N: 935408-1-1
1:Mkr (MHz) dB 2:Mkr (MHz) dB
1: 147.10 -0.35
2> 147.71 -38.73
-35
-30
-25
-20
-10
-5
0
5
Abs
dB
Ch2
1:Off
2:Reflection /M Log Mag 5.0 dB/ Ref -15.00 dB
Start 146.105 MHz Stop 148.705 MHzStart 146.105 MHz Stop 148.705 MHz
2
Q2330E SN:935408-1-1 HP Branch
2019-08-05 03:29:21
Ch1:Mkr1 147.105 MHz
-107.30 dB
1
2
Ch2:Mkr2 147.705 MHz
-38.73 dB
High Pass Branch Return Isolation/I.L. After Tuning
Sinclair Q2330E “RES-LOK” VHF 6-Cavity Duplexer
Isolation: 93.66 dBInsertion Loss: 1.58 dB
Services by DuplexerRepair(334) 444-6796
(A division of Alabama Broadcast Services, LLC)www.DuplexerRepair.com
S/N: 935408-1-1
1:Mkr (MHz) dB 2:Mkr (MHz) dB
1> 147.10 -93.66
2: 147.71 -1.58
-140
-120
-100
-80
-60
-40
-20
0
20
Abs
dB
Ch1
1:Transmission /M Log Mag 20.0 dB/ Ref 40.00 dB
2:Off
Start 146.105 MHz Stop 148.705 MHzStart 146.105 MHz Stop 148.705 MHz
1
Q2330E SN:935408-1-1 HP Branch
2019-08-05 03:45:28
1
2
Ch1:Mkr1 147.105 MHz
-93.66 dB
Ch2:Mkr2 147.705 MHz
-39.29 dB
Low Pass Branch Return Loss/SWR After Tuning
Sinclair Q2330E “RES-LOK” VHF 6-Cavity Duplexer
Return Loss: 40.36 dBVSWR: 1.019:1Match Efficiency: 99.991%
Services by DuplexerRepair(334) 444-6796
(A division of Alabama Broadcast Services, LLC)www.DuplexerRepair.com
S/N: 935408-1-1
1:Mkr (MHz) dB 2:Mkr (MHz) dB
1> 147.10 -40.36
2: 147.71 -0.36
-35
-30
-25
-20
-10
-5
0
5
Abs
dB
Ch2
1:Off
2:Reflection /M Log Mag 5.0 dB/ Ref -15.00 dB
Start 146.105 MHz Stop 148.705 MHzStart 146.105 MHz Stop 148.705 MHz
2
Q2330E SN:935408-1-1 LP Branch
2019-08-05 03:47:26
Ch1:Mkr1 147.105 MHz
-1.81 dB
1
2
Ch2:Mkr1 147.105 MHz
-40.36 dB
Low Pass Branch Isolation & I.L. After Tuning
Sinclair Q2330E “RES-LOK” VHF 6-Cavity Duplexer
Isolation: 97.26 dBInsertion Loss: 1.82 dB
Services by DuplexerRepair(334) 444-6796
(A division of Alabama Broadcast Services, LLC)www.DuplexerRepair.com
S/N: 935408-1-1
1:Mkr (MHz) dB 2:Mkr (MHz) dB
1: 147.10 -1.82
2> 147.71 -97.26
-140
-120
-100
-80
-60
-40
-20
0
20
Abs
dB
Ch1
1:Transmission /M Log Mag 20.0 dB/ Ref 40.00 dB
2:Off
Start 146.105 MHz Stop 148.705 MHzStart 146.105 MHz Stop 148.705 MHz
1
Q2330E SN:935408-1-1 LP Branch
2019-08-05 04:10:26
1
2
Ch1:Mkr2 147.705 MHz
-97.26 dB
Ch2:Mkr1 147.105 MHz
-41.10 dB
*** Service Photos ***
Sinclair Q2330E “RES-LOK” VHF 6-Cavity Duplexer
Services by DuplexerRepair(334) 444-6796
(A division of Alabama Broadcast Services, LLC)www.DuplexerRepair.com
S/N: 935408-1-1