IMPEDANCE MATCHING TRANSFORMERS
I M P E DA N C E M ATC H I N G T R A N S F O R M E R S
Telephone Coupling Telephone Coupling Transformer
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Description
I M P E DA N C E M ATC H I N G T R A N S F O R M E R S
Telephone Coupling Telephone Coupling Transformer
Sec. A B C
STANCOR PART Schematic NUMBER Number Style TTPC-2 TTPC-6 TTPC-8 TTPC-11 TTPC-13 TTPC-14 1 3 2 5 4 6 & 7 B A A A C D
Impedance Primary Secondary ± 15% ± 10% 600 600 600 C.T. 4000 600 600 600 600 C.T. 600 C.T. 600 600 C.T. Split 600 C.T. Split
D.C. Curr. mA. 0 90 0 0 90 80
Insertion Losses db Max Primary @1K Hz DCR 1.2 1.8 1.2 1.2 1.8 1.1 46 71 36 225 73 74
W 0.781 0.815 0.781 0.781 0.815 1.650
Dimensions-Inches L H A* B** 0.650 0.650 0.650 0.650 0.750 1.370 0.490 0.750 0.740 0.740 0.625 0.660 - - - - .150 .200
C Weight Agency (oz.) Certif. 0.5 1.0 0.6 0.6 0.5 2.5 -
.145 0.530 .187 0.421 .187 0.421 .187 0.421 .200 0.500 .250 1.000
Maximum Operating Temperature 105°C –– –– Dielectric Strength 1500 VRMS –– Maximum distortion 0.5% at 300-3.5K Hz –– Frequency Response ± 0.5db 300-3.5K Hz –– Longitudinal Balance: 60db Min @ 200-1K Hz 40db Min @ 4K Hz * Pin 1 to 2 only. ** Typical dimension pin to pin.
For outline drawings refer to page 20.
SCHEMATIC 4
2 5 6 7 3 8
600
600
SCHEMATIC 1
1 4 1
SCHEMATIC 5
4
600
600
4000
600
3
6
3
6
SCHEMATIC 2
1 4 6
SCHEMATIC 6
1 150 2 3 150 7 4
600
2
5
600
600
3
6
SCHEMATIC 3
1 4 6
SCHEMATIC 7
1 2...
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