Category: News

What Jets can go supersonic?

What Jets can go supersonic? List of supersonic aircraft Type Country Date Lockheed A-12 US 1962 Lockheed SR-71 Blackbird US 1964 Lockheed YF-12 US 1963 L...

What is the CTI for FR4?

What is the CTI for FR4? 175 The default CTI value for FR4 is 175 and goes up to 600 on special materials. The CTI / PTI value is determined using standar...