This is where the is most consulted by new users, as the procedure differs significantly from digital meters.
If you have just downloaded the PDF, here is what every Protek B-801 owner needs to memorize from Section 2 (Operation).
: The unit maintains less than 2% sinewave distortion between 10 cap H z 100 k cap H z Protek B-801 Manual
In the world of electronics testing and measurement, few pieces of test equipment have garnered as much respect for durability and precision as the Protek B-801. For technicians, engineers, and hobbyists looking to restore, operate, or troubleshoot this device, the is an indispensable resource.
Capable of measuring millivolts (mV) up to high-voltage industrial levels (typically 1000V DC / 750V AC). This is where the is most consulted by
Check the battery connection and charge.
Do not touch these without a known good standard capacitor (e.g., a 1uF 1% Polystyrene cap). The Protek B-801 manual explicitly voids the warranty if the calibration seal is broken, but since these are out of production, proceed at your own risk. Do not touch these without a known good
Ensure the test leads are fully inserted and that the tips are clean of oxidation. Conclusion
Your Protek B-801 will easily outperform modern $50 Amazon LCR meters if you treat it with the respect the manual commands.