It depends on how you use it. If you are just looking for a small differential weight then calibration is not as critical. If you are looking for the actual weight of an item then calibration should be done more regularly. Having a professional check it once or twice a year is a good idea, and run periodic checks of your own. Daily in critical applications, less frequent if not as critical.
With a microbalance.
how many times should you need to calibrate your glucometer in a week
you ask alan the curry man
Re-calibrate what, exactly?
how which is right and which is wrong. You need a voltage standard with that you can calibrate both to the standard
You need to about calibrate your ds about one time every three weeks. The reason you need to calibrate the screen is that the Nintendo has a touch screen, so it depends where you touch it. If you calibrate the screen very very closely you will get the exact touch on the screen. Once I didn't calibrate it and i missed a big chance of doing something on my Nintendo. GOOD LUCK!!!
measure the voltage,amphere resestance
You need to calibrate the gap.
Calibrating a microscope simplifies the process of obtaining quick and accurate measurements. It is important to calibrate the microscope for each object you plan to view with the lens.
To calibrate compass you need to drive two full 360 degrees turns and this will calibrate your compass. If the calibration is not successfully completed, then you have to go to dealer to install a magnetic plate to help calibration
To calibrate a Contour glucometer, you typically do not need to manually calibrate it. The device is usually factory-calibrated and should not require any adjustment. Just make sure to confirm the accuracy periodically by comparing the results with a laboratory test.
it means you need to zero or calibrate it.