The most popular & handy detector that Doppler dedicate to NDT!
Anyscan 20 is a Handheld Digital Flaw Detector. Anyscan 20 offers you a ease of use, quick access features, and also adhering to the concept of excellent products, industry-leading, and great performance. This modle is suitable for difficult field conditions or harsh environment operations
Peak echo recording.
Track changes recording of Peak echo.
Automatic Gain control, flaw amplitude to a set echo desired value.
Direct display of weld illustrations, positions can be easily viewed.
Up to 10 Points to draw DAC curves, auto-generate Evaluation Line, Sizing Line, and Rejection Line.
Intelligent Instrument Calibration
Fast calibration of Material Velocity, Probe Delay, and Probe Angle.
Zoom in/out waveform & gate zones to full screen, to view detailed data.
Direct access buttons to most commonly used controls for fast operations.
To reduce noise interference, to avoid misjudgments by high amplitude spike echo
Linearity Error of Horizon
Linearity Error of Vertical
Far Field Resolution
5.0” High Brightness TFT
800 x 480 pixels
Single or Dual Elements
1 ~ 18MHz (Frequency Optional)
English / Chinese
LEMO 00 Connectors
Pulse Repetition Frequency (PRF)
400V Negative Spike Wave
40 / 250 / 1000Hz (Optional)
400MHz Hardware Real-time Sampling
1000 ~ 15000m/s, adjustable
-10 ~ 2000mm, adjustable
0.00 ~ 199.9μs
0.5 ~ 5000mm at steel longitudinal wave
0 ~ 110dB, in 0 / 0.1 / 0.5 / 1.0 / 2.0 / 6.0dB steps
Positive, Negative, Full Wave, RF
Two Gates (A & B)
Hardware, Voice & Lights alarms, DAC, Positive, and Negative modes
Flank & Peak
Save up to 500 groups of data
Test Results, Daily-use Parameters