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Circuitsold4
Circuitsold4

ELEC 225L Circuit Theory I Laboratory Fall 2010
ELEC 225L Circuit Theory I Laboratory Fall 2010

A 3–10-GHz Low-Noise Amplifier With Wideband LC
A 3–10-GHz Low-Noise Amplifier With Wideband LC

... frequencies from 3.1 to 10.6 GHz, as shown in Fig. 1. Conventional RF circuits fail to meet the needs of the UWB receiver. The dynamic range of wideband amplifiers that work well in other applications like high-speed optical transceivers may not be good enough for UWB systems. In fact, the lownoise ...
Corel Ventura - LH0032.CHP
Corel Ventura - LH0032.CHP

... response such that adequate phase margin is preserved at unity gain crossover frequency. Note that the circuit requires no additional compensation. Heat Sinking While the LH0032 is specified for operation without any explicit heat sink, internal power dissipation does cause a significant temperature ...
Physics for Scientists & Engineers  2
Physics for Scientists & Engineers 2

...  Next we find resistor R1, which produces a voltage drop V1 given by iR1  Continuing around the circuit we find resistor R2, which produces a voltage drop V 2 given by iR2 ...
NLB-300 3 CASCADABLE BROADBAND GaAs MMIC AMPLIFIER DC TO 10GHz
NLB-300 3 CASCADABLE BROADBAND GaAs MMIC AMPLIFIER DC TO 10GHz

... Care should also be taken in the resistor selection to ensure that the current into the part never exceeds maximum datasheet operating current over the planned operating temperature. This means that a resistor between the supply and this pin is always required, even if a supply near 5.0V is availabl ...
AN414
AN414

... MR2 CSR. OPCR and ACR. The SCN2681 uses transparent latches, gated by WRN AND CEN. So, because of the undefined state of the data bus prior to the data being valid, both the receiver and transmitter must be disabled before writing to any register which could affect them, even if the same data is bei ...
D048012127
D048012127

... I. INTRODUCTION In recent years, there has been a great increase in system was tested on a prototypewhose power rating the use of high-frequency currents for heat treatment (6 kW) is within the range of the actualrequirements ofmetals in such processes as surface hardening, of industrial application ...
.- ited States Patent [191
.- ited States Patent [191

... Rheostats or variable resistors could be used to control the motors but such would result in lost power in terms ...
LN3619761985
LN3619761985

... In the digital communication, the information is encoded as a set of discrete values ( 1 and 0). During transmission the information contained in analogue signals will be degraded by noise. Conversely, unless the noise exceeds a certain threshold, the information contained in digital signals will re ...
Electronics Exercise 2: The 555 Timer and its
Electronics Exercise 2: The 555 Timer and its

... The Astable 555 timer circuit can be used in the following applications: a) Modulate transmitters such as ultrasonic and IR transmitters b) Create an accurate clock signal (Example: There is a pulse accumulator pin on the 68HC11 microcontroller that counts pulses. You can apply an Astable 555 timer ...
Low-power area-efficient high-speed I/O circuit techniques
Low-power area-efficient high-speed I/O circuit techniques

Spring 2011 Midterm Review Answers
Spring 2011 Midterm Review Answers

low-pass, high-pass, band-pass VARIABLE
low-pass, high-pass, band-pass VARIABLE

Naumov
Naumov

... AC detector can’t have the high efficiency for every particle energy, so we must have the amplitude registration threshold to remove very low amplitudes and fotosensor’s noise. The efficiency must be > 99,999 % only for the relativistic particles with the minimal energy 6 MeV, necessary to pass thr ...
Body Sensor Network for Mobile Health
Body Sensor Network for Mobile Health

1000BASE-T and 10/100/1000BASE-T Copper
1000BASE-T and 10/100/1000BASE-T Copper

... host board. The pull-up voltage shall be VccT or VccR Mod-Def 0 is grounded by the module to indicate that the module is present Mod-Def 1 is the clock line of two wire serial interface for serial ID Mod-Def 2 is the data line of two wire serial interface for serial ID 4) RX_LOS (Loss of Signal): LV ...
Supplemental Material 2
Supplemental Material 2

... The cathode follower has a voltage gain of slightly less than 1, a low output resistance, typically less than 1 kΩ, a high input resistance, and is non-inverting. The cathode follower is an excellent buffer stage for driving a tone stack, effects loop, power valve or any circuit which would otherwis ...
Radio Frequency Identification Sensors
Radio Frequency Identification Sensors

... We are supplying external clock to the tag for the switching circuit. The signal for the switching circuit is supplied by an external microcontroller programmed to output a specific binary or hex code. The modulation of the carrier from the reader will follow this code as is evident from the respons ...


... IC via Mosfet Circuit. Mosfet is a voltage controlled device. Finally, the output of the constant current IC is used to control the intensity and power of SMD LED Tube light. B. Working and calculation Forward voltage of SMD led is 3.3V approximately. Lumens range is from 180 to 200 so average lumen ...
NTE7142 - NTE Electronics Inc
NTE7142 - NTE Electronics Inc

Lab Experiment I
Lab Experiment I

Current Conveyor with Very Low Output Impedance Voltage Buffer
Current Conveyor with Very Low Output Impedance Voltage Buffer

PS 6.8 - S2TEM Centers SC
PS 6.8 - S2TEM Centers SC

... The two cells will quickly become discharged. The bulb will not light since electricity is not flowing through it. The wire will get hot because it is carrying a large amount of electricity as it short-circuits the dry cells and allows all of the energy to be wasted. ...
CIRCUIT THEORY EE1404 LABORATORY TASKS
CIRCUIT THEORY EE1404 LABORATORY TASKS

... 5.0 TASK 2 – WEEK 2 You’ll need the same equipment for this part of the lab as you used for the previous task. Here you will be given two simplified circuits, and asked to construct on your breadboards the more complicated versions for both. ...
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Regenerative circuit



The regenerative circuit (or regen) allows an electronic signal to be amplified many times by the same active device. It consists of an amplifying vacuum tube or transistor with its output connected to its input through a feedback loop, providing positive feedback. This circuit was widely used in radio receivers, called regenerative receivers, between 1915 and World War II. The regenerative receiver was invented in 1912 and patented in 1914 by American electrical engineer Edwin Armstrong when he was an undergraduate at Columbia University. Due partly to its tendency to radiate interference, by the 1930s the regenerative receiver was superseded by other receiver designs, the TRF and superheterodyne receivers and became obsolete, but regeneration (now called positive feedback) is widely used in other areas of electronics, such as in oscillators and active filters. A receiver circuit that used regeneration in a more complicated way to achieve even higher amplification, the superregenerative receiver, was invented by Armstrong in 1922. It was never widely used in general receivers, but due to its small parts count is used in a few specialized low data rate applications, such as garage door openers, wireless networking devices, walkie-talkies and toys.
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