TEST EQUIPMENT - acksupply.com
... •DMM, BENCH TOP — Bench testing of voltage, ohms, and amps is easy and precise with Wavetek’s new BDM40. This 4½ digit (20,000 counts) digital multimeter features true RMS (AC or AC+DC coupling) measurement capabilities to assure accuracy regardless of the types of waveforms. The BDM40 features high ...
... •DMM, BENCH TOP — Bench testing of voltage, ohms, and amps is easy and precise with Wavetek’s new BDM40. This 4½ digit (20,000 counts) digital multimeter features true RMS (AC or AC+DC coupling) measurement capabilities to assure accuracy regardless of the types of waveforms. The BDM40 features high ...
Illumination Utilization of Electrical Energ 6TH SEMESTER
... value of current of measuring instruments. Potential transformers are used where the voltage of an AC circuit exceeds 750 V as it is not possible to provide adequate insulation on measuring instruments for voltage more than this. ...
... value of current of measuring instruments. Potential transformers are used where the voltage of an AC circuit exceeds 750 V as it is not possible to provide adequate insulation on measuring instruments for voltage more than this. ...
NCL30081LEDGEVB 3.6 W Flyback 3 LED Step Dimmable Driver Evaluation Board User's Manual
... resistor will also have some effect on the output current. Since the input power is < 5 W maximum, this falls below the level where power factor or harmonic current requirements are applicable in many countries (e.g. US). In the EU, the harmonic current requirements for IEC61000-3-2 Class C are appl ...
... resistor will also have some effect on the output current. Since the input power is < 5 W maximum, this falls below the level where power factor or harmonic current requirements are applicable in many countries (e.g. US). In the EU, the harmonic current requirements for IEC61000-3-2 Class C are appl ...
Visit Engineering Essentials Vol. III electronicdesign.com/subscribe
... QPSK produces two bits per symbol, making it very spectrally efficient. QPSK can be referred to as 4PSK because there are four amplitude-phase combinations. By using smaller phase shifts, more bits can be transmitted per symbol. Some popular variations are 8PSK and 16PSK. ...
... QPSK produces two bits per symbol, making it very spectrally efficient. QPSK can be referred to as 4PSK because there are four amplitude-phase combinations. By using smaller phase shifts, more bits can be transmitted per symbol. Some popular variations are 8PSK and 16PSK. ...
AAT3340 数据资料DataSheet下载
... The charge pump efficiency discussion in the following sections accounts only for efficiency of the charge pump section itself. Due to the unique circuit architecture and design of the AAT3340, it is very difficult to measure efficiency in terms of a percent value comparing input power over output p ...
... The charge pump efficiency discussion in the following sections accounts only for efficiency of the charge pump section itself. Due to the unique circuit architecture and design of the AAT3340, it is very difficult to measure efficiency in terms of a percent value comparing input power over output p ...
MAX8795A TFT-LCD DC-DC Converter with Operational Amplifiers General Description
... included is a logic-controlled, high-voltage switch with adjustable delay. The step-up DC-DC converter provides the regulated supply voltage for the panel source driver ICs. The converter is a high-frequency (1.2MHz) current-mode regulator with an integrated 20V n-channel MOSFET that allows the use ...
... included is a logic-controlled, high-voltage switch with adjustable delay. The step-up DC-DC converter provides the regulated supply voltage for the panel source driver ICs. The converter is a high-frequency (1.2MHz) current-mode regulator with an integrated 20V n-channel MOSFET that allows the use ...
CM-1 Microprocessor-Based Monitoring System Manual
... The CM-1 monitoring system: • Monitors electrical characteristics of each heater circuit, including voltage, amperage, & continuity. • Is totally passive. • Has built in filters eliminate false alarms due to electrical noise. • Monitors self-regulating, constant voltage, & series types of heaters. • ...
... The CM-1 monitoring system: • Monitors electrical characteristics of each heater circuit, including voltage, amperage, & continuity. • Is totally passive. • Has built in filters eliminate false alarms due to electrical noise. • Monitors self-regulating, constant voltage, & series types of heaters. • ...
Wind Power Facility Guide to the Technical Requirements Revision 0 November 30, 2004
... Figure 5.3 – Example Reactive Power Ramp with fixed and variable reactive power devices...........................11 Figure 5.4 – Example where reactive current compensation would be required.................................................13 Figure 5.5 –Example of a VRS response to a system voltage ...
... Figure 5.3 – Example Reactive Power Ramp with fixed and variable reactive power devices...........................11 Figure 5.4 – Example where reactive current compensation would be required.................................................13 Figure 5.5 –Example of a VRS response to a system voltage ...
ADS1286 数据资料 dataSheet 下载
... MINIMIZING POWER DISSIPATION In systems that have significant time between conversions, the lowest power drain will occur with the minimum CS LOW time. Bringing CS LOW, transferring data as quickly as possible, and then bringing it back HIGH will result in the lowest current drain. This minimizes th ...
... MINIMIZING POWER DISSIPATION In systems that have significant time between conversions, the lowest power drain will occur with the minimum CS LOW time. Bringing CS LOW, transferring data as quickly as possible, and then bringing it back HIGH will result in the lowest current drain. This minimizes th ...
R.P. Pilawa-Podgurski, W. Li, I. Celanovic and D.J. Perreault, “Integrated CMOS Energy Harvesting Converter with Digital Maximum Power Point Tracking for a Portable Thermophotovoltaic Power Generator,” IEEE Journal of Emerging and Selected Topics in Power Electronics , Vol. 3, No. 4, pp. 1021-1035, August 2015.
... (increase or decrease), and observe whether the delivered power increased or decreased due to this perturbation. If the power increased, the controller continues to perturb the duty cycle in the same direction, but if the power decreased, the direction of the perturbation is changed. With this metho ...
... (increase or decrease), and observe whether the delivered power increased or decreased due to this perturbation. If the power increased, the controller continues to perturb the duty cycle in the same direction, but if the power decreased, the direction of the perturbation is changed. With this metho ...
Basic Principles of Adjustable Frequency Drives
... Constant V/Hz Output In order for a motor to have similar torque vs. speed characteristics over a range of operating frequencies, the applied voltage must be proportional to the applied frequency: V = K f, or V/f = K. 460 V ...
... Constant V/Hz Output In order for a motor to have similar torque vs. speed characteristics over a range of operating frequencies, the applied voltage must be proportional to the applied frequency: V = K f, or V/f = K. 460 V ...
OPA660 Wide Bandwidth OPERATIONAL TRANSCONDUCTANCE
... and bipolar. The output current is zero-for-zero differential input voltage. AC inputs centered about zero produce an output current which is bipolar and centered about zero. The transconductance of the OTA can be adjusted with an external resistor, allowing bandwidth, quiescent current and gain tra ...
... and bipolar. The output current is zero-for-zero differential input voltage. AC inputs centered about zero produce an output current which is bipolar and centered about zero. The transconductance of the OTA can be adjusted with an external resistor, allowing bandwidth, quiescent current and gain tra ...
internally regulated generators
... in a single piece to greatly simplify servicing. The exciter armature is also easily removable, fully exposing the heavy-duty rotor bearing. All ITR generators are dripproof and come with an end mounted, weather protected control box having knockouts on both sides. The top and vertical front panels ...
... in a single piece to greatly simplify servicing. The exciter armature is also easily removable, fully exposing the heavy-duty rotor bearing. All ITR generators are dripproof and come with an end mounted, weather protected control box having knockouts on both sides. The top and vertical front panels ...
PENAPIS LULUS RUANG GELOMBANG MIKRO
... minimum necessary to convey data at the desired speed and in the desired form. In a receiver, a bandpass filter allows signals within a selected range of frequencies to be heard or decoded, while preventing signals at unwanted frequencies from getting through. A bandpass filter also optimizes the si ...
... minimum necessary to convey data at the desired speed and in the desired form. In a receiver, a bandpass filter allows signals within a selected range of frequencies to be heard or decoded, while preventing signals at unwanted frequencies from getting through. A bandpass filter also optimizes the si ...
é MENTOR New Concept Modular Indicator Lamp EN PDF, 349.8 KB
... Modular system offers new possibilities The concept of the new MENTOR signal lamp is based on a modular system whose single modules can be adapted individually. The system comprises a light guide, the lamp housing, a board, clamping ring, potting and a connector. The board has a freely-selectable, b ...
... Modular system offers new possibilities The concept of the new MENTOR signal lamp is based on a modular system whose single modules can be adapted individually. The system comprises a light guide, the lamp housing, a board, clamping ring, potting and a connector. The board has a freely-selectable, b ...
Real-Time Recognition Non-Intrusive Electrical Appliance
... appliances. For instance, an air conditioner, which is a typical example of variable power demand appliance, could not be monitored non-intrusively. Contrary to the many steady-state approaches to NIALM, transient state analysis extract distinctive features such as shape, size, duration, and higher ...
... appliances. For instance, an air conditioner, which is a typical example of variable power demand appliance, could not be monitored non-intrusively. Contrary to the many steady-state approaches to NIALM, transient state analysis extract distinctive features such as shape, size, duration, and higher ...
Evaluates: MAX1437B/MAX1438B MAX1437B Evaluation Kit General Description Features
... The MAX1437B evaluation kit (EV kit) is a fully assembled and tested circuit board that contains all the components necessary to evaluate the MAX1437B octal, 12-bit, 50Msps analog-to-digital converter (ADC). The MAX1437B accepts differential analog input signals and the EV kit generates these signal ...
... The MAX1437B evaluation kit (EV kit) is a fully assembled and tested circuit board that contains all the components necessary to evaluate the MAX1437B octal, 12-bit, 50Msps analog-to-digital converter (ADC). The MAX1437B accepts differential analog input signals and the EV kit generates these signal ...
AAT4674 数据资料DataSheet下载
... 2. Additional operating current is required by the RIINx current limit setting resistors. The amount of current required by the RIINx resistors is the current limit divided by 1000. Therefore IINx_OP = (0.5V/RIINx)*(200k/1000) or approximately ILIM/1000. ...
... 2. Additional operating current is required by the RIINx current limit setting resistors. The amount of current required by the RIINx resistors is the current limit divided by 1000. Therefore IINx_OP = (0.5V/RIINx)*(200k/1000) or approximately ILIM/1000. ...
PAM8008 Description Pin Assignments
... is recommended, placing as close as possible to the device’s VDD lead. For filtering lower-frequency noise signals, a large capacitor of 10µF (ceramic) or greater placed near the audio power amplifier is recommended. Input Capacitior (CI) Large input capacitors are both expensive and spce hungrt for ...
... is recommended, placing as close as possible to the device’s VDD lead. For filtering lower-frequency noise signals, a large capacitor of 10µF (ceramic) or greater placed near the audio power amplifier is recommended. Input Capacitior (CI) Large input capacitors are both expensive and spce hungrt for ...
P84589
... When calculating the total currents, use Table 2 to determine the highest value of “RMS Current” for an individual strobe (across the expected operating voltage range of the strobe), then multiply these values by the total number of strobes; be sure to add the currents for any other appliances, incl ...
... When calculating the total currents, use Table 2 to determine the highest value of “RMS Current” for an individual strobe (across the expected operating voltage range of the strobe), then multiply these values by the total number of strobes; be sure to add the currents for any other appliances, incl ...