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SKY77188 数据资料DataSheet下载
SKY77188 数据资料DataSheet下载

... efficiencies attained throughout the entire power range, the SKY77188 delivers unsurpassed talk-time advantages. The SKY77188 meets the stringent spectral linearity requirements of High Speed Downlink Packet Access (HSDPA) data transmission with high power added efficiency. A directional coupler is ...
ISL Series SPECIFICATION - Solid State Controls, Inc.
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6.3 Power Strip Module - UCF EECS
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... basic power monitoring system. Any device plugged into the power strip will have its power consumption and cost calculated and displayed on the touch screen. The feature will aid the homeowner on monthly power bill reduction and just overall reduction in wasted power consumption. When normal utility ...
ADS8345 数据资料 dataSheet 下载
ADS8345 数据资料 dataSheet 下载

... The ADS8345 is an 8-channel, 16-bit, sampling Analog-to-Digital (A/D) converter with a synchronous serial interface. Typical power dissipation is 8mW at a 100kHz throughput rate and a +5V supply. The reference voltage (VREF) can be varied between 500mV and VCC/2, providing a corresponding input volt ...
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TS5V522C 数据资料 dataSheet 下载

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DC-Arc Models and Incident-Energy Calculations
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6.3 Power Strip Module - UCF EECS
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DEWA Standards for Distributed Renewable Resources Generators
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... Attach a mirror to the piezoelectric buzzer. Position that laser so that the beam can reflect off of the mirror and hit the wall across the room. Connect the function generator to the Piezoelectric device. Find the resonant frequency of the device by slowly increasing the frequency at 10Vp-p. The la ...
PSIM User Manual
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TM-35JC, TM-35KC, TM-35JF & TM-35KF Panel Temperature Meters 3 1/2 Digit 0.56” LED
TM-35JC, TM-35KC, TM-35JF & TM-35KF Panel Temperature Meters 3 1/2 Digit 0.56” LED

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... where frequency-dependent skin effect and dielectric losses typically produce unacceptable amounts of intersymbol interference. The MAX3804 can extend the practical chip-to-chip transmission distance for 10Gbps NRZ serial data up to 30in (0.75m) on FR-4, and it significantly decreases deterministic ...
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... multiplying by 50 and neglecting all decimals.  E.g. 49.89 Hz is recorded as 44. In case the average frequency is less than 49.0 Hz, it is recorded as 00. In case it is 51.0 Hz or higher, it is recorded as 99.  The meter continuously computes the average of the RMS values of the three line-to-neut ...
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... phase voltages as space vectors. Most space vector modulation schemes generate the same required output voltage but differ in their performance with respect to THD, peak-to-peak ripple and switching losses. Space Vector Modulation (SVM) was originally developed as vector approach to Pulse Width Modu ...
Electronics for Model Railroads
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... injection molding tooling and within a year, production had begun. The TORTOISE™ is unique in the industry in being the first (and only) low-current, stall-motor mechanism which was specifically designed to be a model railroad switch machine. The new features of this machine resulted in a US patent ...
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... The assigning of low voltage gates is based on two major algorithms  Clustered Voltage Scaling (CVS)  Extended Clustered Voltage Scaling (ECVS). CVS: The cells driven by each power supply are grouped (clustered) together and level conversion is needed only at sequential elemental outputs. ECVS: Th ...
tree lightning protection Systems (part one)
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... the object or tree that initiated the streamer. A typical lightning strike has three or more upward and downward strokes. Each stroke lasts about 0.0001 to 0.0002 seconds, and each strike (or flash) 0.1 to 0.2 seconds. The current in a stroke averages between 30,000 and 50,000 amps, with voltages ra ...
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Alternating current



Alternating current (AC), is an electric current in which the flow of electric charge periodically reverses direction, whereas in direct current (DC, also dc), the flow of electric charge is only in one direction. The abbreviations AC and DC are often used to mean simply alternating and direct, as when they modify current or voltage.AC is the form in which electric power is delivered to businesses and residences. The usual waveform of alternating current in most electric power circuits is a sine wave. In certain applications, different waveforms are used, such as triangular or square waves. Audio and radio signals carried on electrical wires are also examples of alternating current. These types of alternating current carry information encoded (or modulated) onto the AC signal, such as sound (audio) or images (video).
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