Abstract: A method for detecting a property of a liquid medium comprises generating an ultrasonic pulse, receiving a first echo and a second echo of the ultrasonic pulse transmitted through the liquid medium, and generating a first amplitude signal for the first echo and a second amplitude signal for the second echo. The method includes calculating an amplitude signal ratio between the first amplitude signal and the second amplitude signal and determining a property signal representing the property of the liquid medium.

Abstract: A power connector assembly includes a power card edge connector and a bladed power connector. The power card edge connector includes a housing mounted to a first circuit board and having a card slot with power contacts surface mounted to the first circuit board. The bladed power connector includes a dielectric frame extending between a first end configured to face a second circuit board and a second end received in the card slot. The bladed power connector includes a first blade at a first side of the dielectric frame and a second blade at a second side of the dielectric frame. The blades include mating edges and a terminating ends opposite the mating edges. The terminating ends includes press-fit pins configured to be press-fit into the second circuit board.

Abstract: A communication system includes a receptacle connector assembly including a receptacle cage and a communication connector having an inner receptacle connector and an outer receptacle connector. The communication system includes a pluggable module received in the receptacle cage to mate with the communication connector. The pluggable module includes a pluggable body defining a module cavity. The pluggable module includes a module circuit board having mating pads at a mating edge of the module circuit board plugged into the inner receptacle connector and connector pads at a mounting location remote from the mating edge. The pluggable module includes a plug connector mounted to the mounting location. The plug connector includes plug contacts extending between a plug mating end and a plug mounting end. The plug mating end is plugged into the outer receptacle connector.

Abstract: A card edge connector includes a housing having upper and lower card slots receiving upper and lower module circuit cards of a pluggable module. The card edge connector includes a contact assembly having a contact positioner holding upper and lower contacts. A guide feature guides mating of the contact assembly in the housing. A latching feature latchably secures the contact assembly to the housing. The upper contacts are arranged in first and second upper contact arrays. The lower contacts are arranged in first and second lower contact arrays. Contact tails of the upper and lower contacts are positioned at the bottom of the housing for surface mounting to the host circuit board.

Abstract: A power socket includes a power socket body extending between a first end and a second end and having a tube being tubular shaped along at least a portion of the power socket body. The power socket includes a power pin termination at the first end and a cable termination at the second end. The power pin termination includes a socket configured to receive a mating end of a power pin and a spring band contact received in the socket having a plurality of mating interfaces. A first edge of the power socket body is rolled inward to form a retaining lip to retain the spring band contact in the socket. The cable termination includes a deformation terminated to an end of a cable conductor of a cable to electrically connect the power socket to the cable. The deformation transforms the tube from a tubular to a deformed shape.

Abstract: An electrical connector includes a housing having contact chambers between a top and a bottom configured to be mounted to a circuit board. A rear wall of the housing includes lead slots open at the top to receive leads of an electrical component. The electrical connector includes a cover coupled to the top of the housing above the leads. The electrical connector includes contacts received in corresponding contact chambers. Each contact includes a base having a solder pad at a bottom configured to be soldered to a circuit board conductor of the circuit board. Each contact includes contact beams extending from the base to form a socket proximate to the top of the housing that receives the lead of the electrical component from above to electrically connect to the lead of the electrical component.

Abstract: A tamper sensor assembly that includes a substrate with a protective bulk section including tamper circuitry and a hardware section configured to receive hardware circuitry and extending from the protective bulk section; the hardware circuitry electrically connected to the tamper circuitry to alter operation of the hardware circuitry responsive to modification of the tamper circuitry. The substrate additionally includes an attachment section extending from the hardware section. The tamper sensor assembly also includes a first fold in the substrate to position a first portion of the hardware section to extend along the protective bulk section, and a second fold in the substrate to position a second portion of the hardware section to extend along the first portion of the hardware section.

Abstract: An electrical contact element for a plug connector includes an electrically conductive base body electrically connected to a mating contact element, the base body having a longitudinal axis extending along a plugging direction between the contact element and the mating contact element, and a first temperature probe and a second temperature probe arranged at a pair of different measurement regions of the contact element spaced apart from each other along the longitudinal axis.

Abstract: A sensor head for being arranged in an orifice of a fluid tank includes an opening in fluid communication with a fluid return line returning a fluid to the fluid tank and a bubble reducer device disposed at the opening. The bubble reducer device is configured to block bubbles in the fluid in the fluid return line while the fluid passes through the bubble reducer device during operation.

Abstract: A contact assembly includes a contact array having contacts including signal contacts and ground contacts. The signal contacts include signal intermediate portions extending between signal mating beams and signal contact tails. The ground contacts include ground intermediate portions extending between ground mating beams and ground contact tails. The contact assembly includes front and rear contact holders. The contact assembly includes a ground bus bridge extending between each of the ground contacts to electrically common each of the ground contacts. The ground bus bridge is integral with the ground contacts and extends across the signal intermediate portions in close proximity to the signal intermediate portions for resonance control of signals transmitted along the signal contacts.

Abstract: In one embodiment, a pluggable module is provided. The pluggable module includes a pluggable body having a top wall, a bottom wall, a first side wall and a second side wall. The pluggable body has a cavity. The pluggable body extends between a mating end and a cable end. An upper module circuit card is received in the cavity. The upper module circuit card has a mating edge at a mating end configured to be loaded into an upper card slot of a card edge connector and a cable end opposite the mating end. The upper module circuit card includes first upper contact pads on an upper surface of the upper module circuit card at the mating end. The upper module circuit card includes second upper contact pads on a lower surface of the upper module circuit card at the mating end. The upper module circuit card includes first upper cable termination areas on the upper surface of the upper module circuit card at the cable end.

Abstract: A sensor assembly for measuring a level of a liquid includes a measuring section through which a measuring current runs during operation of the sensor assembly and a temperature compensation section. The temperature compensation section compensates a temperature dependent variation of the measuring current within a predetermined operational temperature range.

Abstract: A cable neutral wires connector for connecting neutral wires of a cable, the cable having a cable longitudinal axis, includes a connector body, a plurality of neutral wire ports, and at least one securing mechanism. The neutral wire ports are defined in the connector body. The neutral wire ports are each configured to receive at least one of the neutral wires therethrough. The at least one securing mechanism is configured to secure the neutral wires in the connector body. The connector body is configured to be mounted on the cable such that the neutral wire ports are circumferentially distributed about the cable longitudinal axis.

Abstract: A method for detecting an open circuit state failure in a piezoelectric element connection includes exciting a piezoelectric element with an excitation signal and monitoring and evaluating an electrical output signal generated by the piezoelectric element in response to the excitation signal. The excitation signal is a pulse train. A frequency of the pulse train is chosen such that the piezoelectric element acts as a low pass filter.

Abstract: A surge arrester includes a polymer body or housing and a varistor assembly in the body or housing. The varistor assembly includes a plurality of varistor elements and a fuse electrically connected in series and forming a vertical stack of the plurality of varistor elements and the fuse. The stack has a first end surface, a second end surface, and a side surface extending between the first end surface and the second end surface. The varistor assembly includes a first end fitting at the first end surface of the stack and a second end fitting at the second end surface of the stack.

Abstract: A passive current sensor includes a pair of electrically conductive busbars, a shunt resistor electrically connecting the busbars, and a support having a first pair of voltage drop measuring contacts. At least one of the voltage drop measuring contacts is attached to each of the busbars and forms a direct electrical contact between the at least one voltage drop measuring contact and the busbar.

Abstract: A circuit board for use in a modular electrical connector. Signal pathways is provided on a first surface. First ground pathways is provided on the first surface adjacent at least one of the signal pathways. Second ground pathways are provided on a second surface in line with the signal pathways. Vias extend from the first ground pathways through the circuit board to the second ground pathways, thereby placing the first ground pathways in electrical engagement with the second ground pathways. The first ground pathways, the vias and the second ground pathways extend along multiple pairs of the signal pathways and form cavities around the multiple pairs of the signal pathways to provide electrical shielding for the multiple pairs of the signal pathways.

Abstract: A header assembly includes a header housing and contact modules coupled to the header housing each having a frame assembly with a signal leadframe and a dielectric frame. The dielectric frame includes mating portion extensions at a front of the dielectric frame. The signal leadframe includes mating portions extending forward from the mating portion extensions. Each contact module includes a ground shield having ground shrouds providing electrical shielding for the mating portions. Each ground shroud includes shroud walls forming a shroud cavity receiving the corresponding mating portion extension. Each ground shroud includes a shroud transition to vary a depth of the shroud cavity along a length of the ground shroud.

Abstract: An assembly includes a permanent magnet generating a magnetic field. The permanent magnet is arranged on the rotary member and generates a magnetic field perpendicular to an axis of rotation. A first channel has a first magnetic sensing element centered on the axis of rotation, the first channel providing a first angular data. A second channel has a second magnetic sensing element centered on the axis of rotation, the second channel providing a second angular data. The second magnetic sensing element is spaced from the first magnetic sensing element. Each of the first magnetic sensing element and the second magnetic sensing element have three voltage dividers. A processor computes a magnetic stray field component orthogonal to the magnetic field by comparing a first field strength based on the first angular data with the second field strength based on the second angular data.

Abstract: A single piece electrical connector having a housing with a mating face, a wire receiving face, and housing side walls. Terminal receiving cavities extend from the mating face to the wire receiving face. The terminal receiving cavities have cavity side walls. Resilient securing arms are provided in the terminal receiving cavities. The resilient securing arms have fixed portions which extend from and are integrally attached to base members which extend from and are integrally attached to the cavity side walls of the terminal receiving cavities. The resilient securing arms are made from the same material and in the same manufacturing process that forms the housing. The fixed ends are spaced from the cavity side walls by gaps. The gaps between the resilient securing arms and the cavity side walls facilitate the cleaning or removal of excess material formed during the manufacturing process of the electrical connector.