E-ticket refunds are automatic for cancellations. TDR needed for delays over 3 hours. Counter ticket cancellation at reservation counter. Follow IRCTC online process, including OTP verification. Check ...

Some of the most versatile and intuitive tools in a signal integrity engineer's arsenal are TDR (time domain reflectometry) and TDT (time domain transmission). Time domain analysis gives an insight ...

Signal speeds and devices continue to get faster and operating voltages continue to fall, placing ever increasing demands on signal and power integrity. If you haven’t already been measuring PCB ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Zuber Issa, who owns Asda with his brother Mohsin, has agreed to sell his stake in the British supermarket ...