User Manual
SARK-110-ULM User’s Manual
Rev 1.0 June 22
th
, 2019 - 5 - © 2019, Melchor Varela – EA4FRB
1.2 Main Features
• Low cost
• Solid aluminum pocket size case and lightweight
• Monochrome graphics display 128 x 64 pixels
• Frequency range from 0.1 to 160 MHz and up to 700 MHz with reduced performances
• Operating modes: Scalar Chart, Smith Chart, Single Frequency, SWR, Multiband, Cable
Test (TDR), Signal Generator, Band Scan and Computer Control
• Good accuracy over a broad range of impedances
• Resolves the sign of the impedance
• Manual and automatic positioning tracking marker
• High capacity Lipo battery for +8-hrs of continuous operation, rechargeable via USB
• USB and short-range Bluetooth Low Energy interfaces
• Internal 2MB USB disk for the storage of measurements, screenshots, configuration and
firmware upgrade
• SARK Plots software for Windows and Android
• Exports data in ZPLOTS-compatible format for further analysis on a PC
• Lifetime free firmware upgrades
• Open to community requested features










