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In the dispatching industry, including railway dispatching recording, power dispatching recording, logistics dispatching recording, and traffic dispatching recording. There are often telephone commun...[Details]
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AD604 is a low-noise, high-precision, dual-channel, variable-gain amplifier
produced by AD
. It has the characteristic that the decibel gain is proportional to the gain control voltage, a...[Details]
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This device is attached to the outside of the telephone. Just connect the contact of the contact piece in the compression spring of the telephone with the contact of relay J2-2 and J2-3. It can talk ...[Details]
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Be careful when wiring a house network. This is a very complicated and tedious task. If it is not done well, various problems will arise in the later use, and it will be troublesome to troubleshoot an...[Details]
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Minimizing RF Effects in PCB Interconnect Design
The interconnection of the circuit board system includes three types of interconnection: chip to circuit board, interconnection within the PCB boa...[Details]
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Microwave filters are one of the most important high-frequency components used to isolate signals in a wide range of applications, from communications to radar systems. High-frequency filters come in...[Details]
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The lock-in amplifier is an amplifier that performs phase-sensitive detection on alternating signals. It uses a reference signal with the same frequency and phase relationship as the measured signal a...[Details]
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Mobility is
an important parameter to measure the conductivity of
semiconductors
. It determines the conductivity of
semiconductor
materials and affects the operating speed of device...[Details]
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How to use input high-impedance technology to reduce solution power consumption and size Multiplexed SAR ADCs are typically used in applications that require constant monitoring of multiple critica...[Details]
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This article was written by Robert Keim and is compiled from AllAboutCircuits
Learn how undervoltage lockout (UVLO) protects semiconductor devices and electronic systems from potentially...[Details]
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Infrared light emitting diodes are similar in shape to light emitting diodes (LEDs) and emit infrared light. The tube voltage drop is about 1.4V, and the operating current is generally less than 20...[Details]
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We know that computer
microphones
are usually composed of electret condenser
microphones
.
The stereo socket input mainly provides an interface for multi-chann...[Details]
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The development of ARINC429 bus interface board realizes the reception and transmission of multi-channel ARINC429 bus data, which has become the focus of the current research on aircraft airborne bus...[Details]
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The SupraHD 760 series processors combine a leading
HDTV
processor and 8VSB demodulator in a single-chip solution, enabling digital TV manufacturers to produce cost-effective digital TV pro...[Details]
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What is a voltage controlled oscillator?
Refers to an oscillator circuit in which the output frequency has a corresponding relationship with the input control voltage, often represent...[Details]