-digit digital multimeter (DMM) known for its versatility in field, lab, and home applications. Capable of displaying up to 3,999 units, it offers 24 distinct measurement ranges and includes advanced features like a computer interface for data logging. Key Specifications and Features
RadioShack 24-Range Digital Multimeter (Cat. No. 22-805) Owner’s Manual & Comprehensive Guide The
the 10A socket is used only for high-current measurements. 3. Operating Instructions Display and Controls radio shack 24 range digital multimeter 22-805 manual
is a highly capable, 4000-count handheld diagnostic tool. Produced during RadioShack's peak era of electronic hobbyist support, this multimeter combines classic tactile control with data logging capabilities via an . It operates with an auto-ranging processor but gives users full authority to select manual ranges for specific circuit testing.
Usability
If you connect the test leads backward, the meter will automatically display a negative sign, protecting the meter from damage.
If you're new to open‑source test equipment tools, the sigrok wiki page for the 22‑805 is the best place to start. It provides the latest status on support and links to resources. -digit digital multimeter (DMM) known for its versatility
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~).
Follow this quick-start guide to ensure safe and accurate measurements: Operating Instructions Display and Controls is a highly
Set the dial to V~ (AC) or V--- (DC). For testing a standard AA battery, use the DC setting; you should see a reading around 1.5V. Continuity: Use the Ωcap omega
-digit meter, meaning it can display up to (often referred to as a 4,000-count meter). Voltage: Measures up to 1,000V DC and 750V AC . Current: Handles up to 20A (ideal for high-draw circuits). Resistance: Measures up to 40 M Ωcap omega .