삐, 삐, 삐, 자동차 경적을 1번, 2번, 3번 누르는 비밀 단어는 무엇입니까?
According to statistics from the China Communications Bureau in June 2019, China’s car ownership has now exceeded 280 million. In the face of such a large number of cars, the regulatory pressure on the transportation sector is also very high, and cars are mobile objects. It brings difficulties to traffic police, so traffic accidents frequently […]
콘은 스피커의 중요한 구성 요소 중 하나로, 종이 콘이라고도 불립니다.
When an audio signal is input to the speaker, the voice coil vibrates in the magnetic field. Because the voice coil is fixed on the paper cone, the paper cone will vibrate along with it. The vibration of the paper cone forces the air to resonate, making a sound. Therefore, different sound basin materials will […]
일본산 자동차 경적은 날카롭고, 유럽과 미국산 자동차 경적은 둔하고 두껍습니다. 어느 쪽이 더 나을까요?
The car whistle sounds a beep and a beep. In addition, Japanese car horns are mostly dip and the sound is sharp. Most European and American car horns are beeping, dull and louder. Why is that? Which speaker is better? First of all, car horns are divided into electric horns and air horns. Generally, large […]
회사의 관점은 PCBA를 직접 만들기 위해 전자 부품을 구매하는 것인가요, 아니면 PCBA를 해줄 회사를 직접 찾는 것인가요?
First, first look at your company’s product needs and your own supply chain situation. If the supply chain you add is very good, it is usually purchased by yourself. So you know the cost and price Second, if your own strength is product development, not the supply chain, it is still recommended to directly find […]
PCBA 제조 회사에 있어서 R&D는 얼마나 중요한가?
New developments require more complex, larger PCBA and tighter packaging. These requirements challenge our ability to build and test these units. Further, larger boards with smaller components and higher node counts may continue. For example, a design that is currently drawing a circuit board diagram has approximately 116,000 nodes, more than 5,100 components, and more […]
PCB 회로기판, PCBA 회로기판은 무엇이고, 둘의 차이점은 무엇입니까?
PCB board refers to the light board that only needs to be manufactured and has no parts. PCBA refers to PCBs that have electronic components, parts on the PCB board, and functional circuit boards after SMT. Our common circuit boards are PCBA. PCB boards can only be seen during the original processing of the manufacturer. […]
PCBA 가짜 납땜과 더미 납땜의 차이점은 무엇입니까?
False welding refers to the fact that the welding on the surface of the solder joint seems to be successful, but it is not actually welded. Sometimes the lead can be pulled out of the solder joint with a single pull; and the virtual solder is a small amount of solder pillar at the solder […]
심천 PCBA 가공 견적은 어떻게 계산되나요?
How is Shenzhen PCBA processing quote calculated? Shenzhen PCBA processing quotation is calculated according to the following: ordinary solder joint fee, DIP solder joint fee, manual solder joint fee, adhesive tape fee, labor fee, cleaning fee, packaging fee, transportation fee, comprehensive fee, and then add what should be Profits form the total PCBA quote. PCBA […]
심천 PCBA 제조업체들은 기술자들이 실수를 하여 수많은 불량품이 발생하고 수백만 달러의 손실이 발생한다고 불평합니다.
Recently, a circuit board manufacturer in Shenzhen complained that the PCBA boards produced in the workshop were almost full of production lines. The reason was that a lot of bubbles appeared in the tin spots on the recently processed PCBA circuit boards due to errors in the operation of the technicians. The customer received the […]