Radio Shack 24 Range Digital Multimeter 22-805 Manual ^hot^ -

Do not hold the 10A range connection for more than 10 seconds.

So, if you have an original 22-805 manual tucked in a drawer—the one with the fold-out "Safety Rules" and the table for checking 1N4001 diodes—scan it. Upload it. You aren’t just saving a manual; you’re preserving the last generation of electronics that trusted the user to read before touching 750 volts. radio shack 24 range digital multimeter 22-805 manual

If the voltage is unknown, select the highest range setting first to avoid overloading the meter.

Insert the black lead into COM and the red lead into V/Ω/mA .

Automatic polarity indication (shows minus sign for negative voltage/current). | | Manualzilla

Touch the test probes across the circuit or component under test.

He zipped the yellow case shut. The Radio Shack 22-805 had done its job, bridging the gap between a forgotten basement and a solved mystery, guided by the words on a single, oil-stained piece of paper.

Select the highest range if voltage is unknown, then scale down for better accuracy. Connect leads across the component under test. B. Measuring AC Voltage (ACV) Plug black lead into and red lead into VΩmA . Set the selector to ACV (V~).

You might think, "It's just a multimeter. How hard can it be?" While basic voltage checks are straightforward, the 22-805 has several non-obvious features: