Useful tips for everyday
What is the speed of I2C bus? Data on the I2C-bus can be transferred at rates of up to 100 kbit/s in the Standard-mode, up…
Which relay operates faster? Although typical control relays operate in the 5 ms to 20 ms range, relays with switching speeds as fast as 100…
Why are voltmeters and ammeters important? Voltmeters and ammeters measure the voltage and current, respectively, of a circuit. Some meters in automobile dashboards, digital cameras,…
Do active speakers need a DAC? Short for a digital-to-analog converter, a DAC is essential if you want to play audio through powered speakers. Does…
How to calculate Thevenin resistance? Remove the 5 kΩ from the circuit. Measure the open-circuit voltage. This will give you the Thevenin’s voltage (V TH…
What is the best metal for battery terminals? Brass battery terminals are much harder than either copper or lead, and should be soldered when possible,…
What is 3dB compression? The 3 dB Compression Point or P3dB is the power level at which the gain of an amplifier decreases by 3…
How are relay coils rated? Many relays have a coil rated for a 12V supply but 5V and 24V relays are also readily available. Some…
How are the receiving and transmitting antennas related? Sometimes receiving antennas, such as those used in EMC testing, may be placed so close to the…
Can I use a 36v battery with a 48V motor ebike? Re: Using a 48v motor with a 36v battery Running the 48V motor at…