center tap


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center tap

[′sen·tər ‚tap]
(electricity)
A terminal at the electrical midpoint of a resistor, coil, or other device. Abbreviated CT.
References in periodicals archive ?
Study of Single Phase Rectifier Circuits Halfwave and Full Wave (Center tap and Bridge type) Zener Diode Characteristics PN Junction Diode Characteristics
In the center tap coupled method, the input coupling strength is controlled by the change in the step impedance from the feed-line to the square patch line impedance.
Three tap configurations are available: basic four lead, five lead with a secondary center tap and six lead with primary and secondary center taps.
Specifications of the potentiometer include an electrical angle of 340[degrees], an output smoothness of 0.1%, an absolute linearity of [+ or -] 0.5 at center tap and a resistance range of 1000 [ohm] to 20,000 [ohm] [+ or -] 10%.
In an amplifier, a large metallic bus bar carries the ground current from the speaker to the center tap of the transformer; the metal attempts to keep the output ground to the center tap ground the same.
The Endspan is a switch that integrates the PoE source, to simplify the infrastructure, using phantom feeding on the center tap of the Ethernet pulse transformer.
The 16-b NI PXI-6704 static analog output module, for example, can provide the DC level via the center tap of the secondary transformer.
Shortly after the center tap, Johnson buried a 17-footer and then followed with a 3-pointer.
Whenever possible, choose a signal source with low impedance, as well as a center tap on its output.
Amplitude balance, sometimes called "unbalance", is the absolute value of the difference in signal amplitude, in dB, between the two outputs of a center-tapped transformer using the center tap as a ground reference.
* Non-Torque, Extended Range, Close Center Tap Adaptor - used where close center tapping with large tap sizes prohibits use of other tap adaptors.
Designed for use in feedback circuits in amplifiers requiring ratio matching, high power and tracking between two resistors, the CTN resistors are capable of operating as a single-value resistor or as two resistors with a center tap feature.

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