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HMC451LC3 数据资料DataSheet下载
HMC451LC3 数据资料DataSheet下载

... +21 dBm of saturated power and 21% PAE from a single +5V supply. This 50 Ohm matched amplifier does not require any external components and the RF I/O’s are DC blocked, making it an ideal linear gain block or driver for HMC SMT mixers. The HMC451LC3 allows the use of surface mount manufacturing tech ...
TQP369180 数据资料DataSheet下载
TQP369180 数据资料DataSheet下载

... to maintain MTTF values exceeding 100 years at mounting temperatures of +85°C. The device is housed in a lead-free/green/RoHS-compliant industry-standard SOT-89 package. ...
Kuliah 3(a)
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ECE-342 Lab 5: BJT Amplifier Sample Lab Report Don Hummels, Someone Else
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... Circuit simulations were performed using the Micro-Cap circuit simulator. Simulations using the component values derived in Section 2 (RL = 10 kΩ, R1 = 8.33 kΩ, C = 47.1 µF) showed an amplifier gain of 45.7 dB, 0.3 dB lower than the desired gain of 46 dB. This 3% error in vout /vin is in part a resu ...
ppt
ppt

... Many op amps are internally compensated. Internal frequency compensation capacitor prevents the op amp from oscillating by decreasing the op amp's gain as frequency increases. Otherwise there would be sufficient gain and phase shift at some high frequency where enough output signal could be fed back ...
SGB-2233(Z) 数据资料DataSheet下载
SGB-2233(Z) 数据资料DataSheet下载

... The information in this publication is believed to be accurate and reliable. However, no responsibility is assumed by RF Micro Devices, Inc. ("RFMD") for its use, nor for any infringement of patents, or other rights of third parties, resulting from its use. No license is granted by implication or ot ...
Activity 2: Opto Receiver Student Handout
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doc - Seattle Central
doc - Seattle Central

docx - Seattle Central
docx - Seattle Central

ece2201_lab4
ece2201_lab4

... L19. The goal of this circuit is to switch one of two analog input signals to an output, with the choice of signal routed to the output determined by a digital control signal. L20. Keeping your wiring the same for MOSFETs M1-M4, build the circuit shown in Figure 3-7. (Note that the 8Ω speaker is gon ...
Chapter 26
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H-Bridge inverter circuit class notes
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... amplitude of 2 volts with DC offset of 0 volts and then the same waveform with a DC offset of +3 volts. Signal Generation and Measurements 2.1 Connect the output of the signal generator to one of the channels of the oscilloscope using a BNC cable. 2.2 Generate a 5 kHz square wave with a 4 volts peak ...
EXPERIMENT TITLE : To verify Thevenin’s Theorem for DC circuit.
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Physics 251—Laboratory 3
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... Disconnect the bulbs from the circuit and measure the resistance of each bulb using the digital multimeter. Your TA will demonstrate how to use digital multimeter as an ohmmeter that measures resistance. Then measure the total resistance when they are connected together in series. The unit of resist ...
Resume Descriptors - SWC
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... small mint tin which serves as a Faraday cage. The circuit uses a dual channel operational amplifier, either the Burr-Brown OPA2134 or OPA2132PA. It is powered by two AA batteries. I designed the printed circuit board mask using Proteus Ares, a CAD application. This do it yourself pcb was masked, et ...
Active Volume Control for Professional Audio
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... unwanted contributions to distortion and noise [2]. The most common sources of resistor nonlinearity are temperature coefficient of resistance (TCR), which describes how the resistance changes as a function of temperature, and voltage coefficient of resistance (VC R), which describes how the resista ...
Hallicrafters SX-88 Owners Manual
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... reception of single-sideband signals. The "AM" position of the CW-AM-SSB switch disables the BFO for normal reception of standard broadcast and AM phone signals. 3-3. ANL Switch This switch, when set at "ON", places the automatic series noise limiter circuit in operation to reduce pulse type noise s ...
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... give the NV Series more clarity, punch and performance under normal use. In addition, features like metering before and after the major gain stages let the user drive them “hard” to greatly expand the range of sonic options. All microphones will benefit from the power of the NV series preamplifiers, ...
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EL5174, EL5374
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... For applications that require a gain of +1, no feedback resistor is required. Just short the OUT+ pin to FBP pin and OUT- pin to FBN pin. For gains greater than +1, the feedback resistor forms a pole with the parasitic capacitance at the inverting input. As this pole becomes smaller, the amplifier's ...
Physics 202, Lecture 10 Exam 1 Result Basic Circuit Components
Physics 202, Lecture 10 Exam 1 Result Basic Circuit Components

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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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