Spring10E1

... 9. If the frequency of a sine wave is 830 kHz determine the Wave length. λ = v/f = 3(108m/s)/830(103c/s) = 361.45m 10. What kind of antenna, dipole or vertical, is used for AM antennas? Vertical 11. Determine the VSWR if Emax = 100V and Emin = 80V. VSWR = 100/80 = 1.25:1 ...

... 9. If the frequency of a sine wave is 830 kHz determine the Wave length. λ = v/f = 3(108m/s)/830(103c/s) = 361.45m 10. What kind of antenna, dipole or vertical, is used for AM antennas? Vertical 11. Determine the VSWR if Emax = 100V and Emin = 80V. VSWR = 100/80 = 1.25:1 ...

I=VY V=IZ Circuit Element Admittance Y Impedance Z

... AC Circuits (quoting from E. M. Purcell, Electricity and Magnetism, 2nd. Ed, Sect. 8.3) 1. An alternating current or voltage can be represented by a complex number. 2. Any one branch or element of the circuit can be characterized, at a given frequency, by the relation between the voltage and the cur ...

... AC Circuits (quoting from E. M. Purcell, Electricity and Magnetism, 2nd. Ed, Sect. 8.3) 1. An alternating current or voltage can be represented by a complex number. 2. Any one branch or element of the circuit can be characterized, at a given frequency, by the relation between the voltage and the cur ...

Document

... Antennas preform at their best when they are designed for a particular frequency and used on that frequency. However the challenge come when the antenna is to be used on more than one band. It is essential that the SWR (Standing Wave ratio) is kept as low as possible. This measurement of the antenna ...

... Antennas preform at their best when they are designed for a particular frequency and used on that frequency. However the challenge come when the antenna is to be used on more than one band. It is essential that the SWR (Standing Wave ratio) is kept as low as possible. This measurement of the antenna ...

Processor, Bus Driver, and Latches

... SCAN: Continuous Scan Control bit: (0) not used MULT: Multiple-Channel Control bit: (0) single channel used ...

... SCAN: Continuous Scan Control bit: (0) not used MULT: Multiple-Channel Control bit: (0) single channel used ...

Exam-Prep Jepperdee: Technician Edition

... amateur stations use LSB on the 160meter, 75-meter, and 40-meter bands? G2A09 ...

... amateur stations use LSB on the 160meter, 75-meter, and 40-meter bands? G2A09 ...

Exam-Prep Jepperdee

... Each numeric point value on either game board is a hyperlink which reveals a question. Advancing the game one slide past a question (by clicking the screen) displays its answer. Clicking “Back” on the answer slide returns you to the game board. “SFJ” stands for “semi-final jepperdee” and “FJ” means ...

... Each numeric point value on either game board is a hyperlink which reveals a question. Advancing the game one slide past a question (by clicking the screen) displays its answer. Clicking “Back” on the answer slide returns you to the game board. “SFJ” stands for “semi-final jepperdee” and “FJ” means ...

THE INVENTION

... The maximum Effective Isotropic Radiated Power (EIRP) of wireless transmitters is a measure used by regulatory authorities to limit emissions. Prior to this innovation, licence exempt and low cost point to point wireless (such as Bluetooth and Wireless Local Area Networks WLANs which operate world-w ...

... The maximum Effective Isotropic Radiated Power (EIRP) of wireless transmitters is a measure used by regulatory authorities to limit emissions. Prior to this innovation, licence exempt and low cost point to point wireless (such as Bluetooth and Wireless Local Area Networks WLANs which operate world-w ...

Radio Communications Principles

... • Antenna gain is defined as the power output, in a particular direction compared to that produced in any direction by a perfect isotropic omnidirectional antenna • If an antenna has a gain of 3dB, that antenna improves on the isotropic antenna in that direction by 3dB, or a factor of 2 (100.3) • Th ...

... • Antenna gain is defined as the power output, in a particular direction compared to that produced in any direction by a perfect isotropic omnidirectional antenna • If an antenna has a gain of 3dB, that antenna improves on the isotropic antenna in that direction by 3dB, or a factor of 2 (100.3) • Th ...

Discussion 5A - EECS: www

... (c) We now have a way to represent the voltage difference across elements. Last discussion we had defined a vector of currents through elements. What equation can be used to relate the voltage across and element and the current through it? Write down such an equation for each of the resistors in the ...

... (c) We now have a way to represent the voltage difference across elements. Last discussion we had defined a vector of currents through elements. What equation can be used to relate the voltage across and element and the current through it? Write down such an equation for each of the resistors in the ...

Question 1. Consider the signal below on the left. 1) Write

... transmission skipped Philadelphia but arrived in NYC.) Question 8. You and your lab partner stand 100m apart from each other, each holding a standard dipole antenna. Your lab partner transmits a signal with a transmit power of 10W, and you receive .153mW. Assuming an ideal propagation environment, a ...

... transmission skipped Philadelphia but arrived in NYC.) Question 8. You and your lab partner stand 100m apart from each other, each holding a standard dipole antenna. Your lab partner transmits a signal with a transmit power of 10W, and you receive .153mW. Assuming an ideal propagation environment, a ...

COST 286 – Joint technical action 1 (JTA1)

... In this work, NEC is used to calculate the currents for different cable-antenna setups. The termination resistance is realized by adding a single wire connecting cable and ground. This wire was set to 150 Ohm resistance (i.e. loaded) via LD NEC card. The basic principle of obtaining a voltage drop o ...

... In this work, NEC is used to calculate the currents for different cable-antenna setups. The termination resistance is realized by adding a single wire connecting cable and ground. This wire was set to 150 Ohm resistance (i.e. loaded) via LD NEC card. The basic principle of obtaining a voltage drop o ...

simulation of epitaxial growth and formation of interfacial

... This work pertains to finite element analysis of the stress-state in epitaxial thin films as a function of the thickness and the release of the elastic energy by the nucleation of interfacial dislocations. In this work, the film and the substrate will be treated as continua. The initial mesh configu ...

... This work pertains to finite element analysis of the stress-state in epitaxial thin films as a function of the thickness and the release of the elastic energy by the nucleation of interfacial dislocations. In this work, the film and the substrate will be treated as continua. The initial mesh configu ...

Wireless Media

... Measure of directionality of antenna Defined as the output power in particular direction compared to that produced by an isotropic antenna The antenna gain is related to the effective area of an antenna: ...

... Measure of directionality of antenna Defined as the output power in particular direction compared to that produced by an isotropic antenna The antenna gain is related to the effective area of an antenna: ...

Element 6 question 6A386

... Answer choice B is also correct, so it need to be changed to some other value. A The total bandwidth of a transmitter using A-2 emission with a modulating frequency of 800 Hz and a carrier frequency of 500 kHz is: A.1600 Hz B.1.6 kHz C.800 kHz D.1000 kHz ...

... Answer choice B is also correct, so it need to be changed to some other value. A The total bandwidth of a transmitter using A-2 emission with a modulating frequency of 800 Hz and a carrier frequency of 500 kHz is: A.1600 Hz B.1.6 kHz C.800 kHz D.1000 kHz ...

Lecture 3 - Harding University

... As the charge moves from the top of the battery to the top of Element #1 (along the wire shown in purple), how much energy does the charge lose? As the charge moves from the top of Element #1 through Element #1 to the bottom of element #1, how much energy does the charge lose? As the charge moves fr ...

... As the charge moves from the top of the battery to the top of Element #1 (along the wire shown in purple), how much energy does the charge lose? As the charge moves from the top of Element #1 through Element #1 to the bottom of element #1, how much energy does the charge lose? As the charge moves fr ...

Ohm`s Law

... 5. A certain electric stove has a 16 Ω heating element (the resistance is 16 Ω) The current going through the element is 15 A. Calculate the voltage across the element. ...

... 5. A certain electric stove has a 16 Ω heating element (the resistance is 16 Ω) The current going through the element is 15 A. Calculate the voltage across the element. ...

2 sin 2 2 90 1 2.5 90 .4 2 90 2 90 2 90 1.5 164.3 1 3.32 15.7 3.2 1.6

... Ans: We can combine the impedance of the inductor in series with the resistor to form the total impedance in the circuit. The current is then the voltage source divided by this impedance. We can then find the voltage across the inductor and the resistor in turn by multiplying the impedance of each e ...

... Ans: We can combine the impedance of the inductor in series with the resistor to form the total impedance in the circuit. The current is then the voltage source divided by this impedance. We can then find the voltage across the inductor and the resistor in turn by multiplying the impedance of each e ...