Figure 1 shows the current photomultiplier tube amplifier circuit using a TQ2-L-5V magnetic latching relay to switch the gain. This relay is large and not conducive to integration. Is there any analog...
1. Chip information
1) 26LS32: Receiver chip, receives the differential signals A/A-, B/B-, Z/Z- from the encoder output, converts them into single-ended signal output, and after pulse shaping by 74HC...
Current sensing resistors, also known as shunts, are the technology of choice for measuring current. In order not to adversely affect the current, the shunt has a small resistance value, which produce...
Multifunctional Weather Clock-WeChat Mini Program1. Project BackgroundOne morning not long ago, I was woken up by an alarm and went to work as usual. When I arrived at the company, I found that many c...
Erha’s object recognition is very powerful, and any object is a piece of cake in front of him.
According to the communication format of [Erha Image Recognition Artificial Intelligence Vision Sensor] 5...
The current-type control chip UC3844 is used, and the primary and secondary sides are isolated by optocouplers. The constant voltage and constant current parts use OP07 as comparators. The output vol...[Details]
CortexM3 is ARM's first microcontroller core based on ARMv7M. It is very different from ARM7 in terms of instruction execution, exception control, clock management, trace debugging and storage protec...[Details]
Although any speaker has its strengths and weaknesses, especially under a limited budget, it is not easy to get a perfect effect with a low-priced speaker, but there are certain reference standards or...[Details]
August 11, 2022 – Mouser Electronics, an electronic component distributor focused on introducing new products to drive industry innovation™, announced that it has won the "2022 (Industry) Influential...[Details]
According to Nikkei reports, Apple’s iPhone 15 Pro series models to be launched in 2023 will be equipped with Sony’s latest and most advanced image sensors, which can bring better imaging quality and...[Details]
The FLASH program memory and data EEPROM inside the STM8 are controlled by a set of general registers. Users can use these registers to program or erase the contents of the memory, set write protect...[Details]
At present, the renderings of the OnePlus 9 series have been exposed on the Internet many times, sparking heated discussions among many netizens. According to the renderings exposed online, i...[Details]
Acoustic emission testing is a non-destructive testing technology that is gradually maturing and is increasingly being used. Acoustic emission instruments are needed for acoustic emission testing, mo...[Details]
What are harmonics?
When the voltage or current waveform in the power grid is not an ideal sine wave, it means that it contains voltage or current components with a frequency higher than 50Hz. ...[Details]
In Power Tip #42, we discussed emitter trackers used in MOSFET gate drive circuits and saw that drive currents in the 2A range can be achieved with small SOT-23 transistors. In this design tip, we loo...[Details]
ZDLG orifice flowmeter is the most commonly used gas flowmeter because of its simple structure, wide range of use, easy installation, low maintenance rate and low cost. The maximum diameter ...[Details]
An oscilloscope is a common electronic device in electronic testing equipment. Electronic engineers use it to measure the signal output of related circuits and the corresponding voltage and current c...[Details]
1 Introduction
As a new type of lighting technology, LED has the advantages of low energy consumption, long life, small size, dimmable, flexible control and environmental protection. Its appl...[Details]
This article introduces a "biliary tube + integrated circuit" power amplifier, in which the bile tube is used for voltage amplification and pre-stage electronic frequency division, and the integrated ...[Details]
The format is: start bit (1 bit) + verification bit (1 bit) + control bit (1 bit) + system code (5 bits) + command bit (6 bits).
There are 14 bits of data in total, and the definitions of each bit ...[Details]