Richard N. Bolles-What Color is Your Parachute. March 26 Â· Edited Â·. In deciding what you want to do with your life, or what you want to do next with your life, there are only three questions to ask yourself: WHAT, WHERE, and HOW.
They were called TF cards. They were called TF cards earlier and were later renamed as micro SD cards. They measure 11mmx15mmx1mm and provide a maximum storage of 32GB. TF stands for 'TransFlash' and microSD for 'micro Secure Digital'.
The VFDâs Carrier (Switching) frequency is the frequency of the PWM (Pulse Width Modulation) pulses, i.e. the frequency at which the VFDâs output transistors; usually IGBTs (Insulated Gate Bipolar Transistors), are switching. This typically ranges from 2 to 20 kHz.