BIOPAC® Systems, Inc. Logo

Clinical chart grid setting for ECG

Before setting up the grids:
After setting up the grids:
Instructions for AcqKnowledge version 3.9
1. Turn the grid on from “Display > Show > Grid”.
2. Right click on the graph and select “Grid Options”.
3. Check “Show minor division” and “Lock grid lines”; click “OK”.
4. Left click on the horizontal scale. The Horizontal Scale dialog box will appear. Click on the “Grid…” button. Enter 0.2 seconds for the “Major Division” and 0 for the “Grid reference”. Click “OK”
5. Left click on the vertical scale. The Vertical Scale dialog box will appear. Enter the “Upper” and “Lower” range for the scale (for example 2.0 and -1.0). Click on the “Grid…” button. Enter 0.5 mV for the “Major Division” and 0 for the “Grid reference”. Click “OK”.
Instructions for AcqKnowledge version 4.4

1. Turn the grid on from “Display > Show > Grid”, or click the grid toolbar icon.
2. To adjust the dash pattern, color, or width of grid lines, right click on the graph channel to be changed and select “Grid Options…”.
3. To adjust spacing, right click on the graph channel to be modified and choose “Adjust Grid Spacing…”.
4. Check “Lock vertical grid” if that box is not already checked.
5. Enter values for the inter-grid spacing of the major grid (“Major division”), a value one of the grid lines passes through (“First grid line”), click “Show minor division” if desired.
6. Similar adjustments may be made to the horizontal grid; check the “Use channel specific horizontal grid” if the currently selected channel is to have a unique set of vertical lines.
For either version, depending on the height/width of the window, the grids' appearance will vary. The aspect ratio of the window can be set precisely via Display->Size Window.
Page last modified 23Dec2014

Associated Applications

Spotlight On
physiology data logger

BioNomadix Wireless Wearable Physiology Logger

Offering the industry’s only system that delivers a comprehensive, 24-hour data logging solution in an easy-to-use, easy-to-wear package, the BioNomadix Logger® truly delivers “physiology anywhere.” The BioNomadix Logger is the perfect tool for applications that demand greater degrees of subject freedom and complex experimental design. BioNomadix Loggers wirelessly record physiological data as subjects freely and naturally […]

View All
Latest News

New Citations | Logic Games and Meditation: the Key to Unlocking our Brains?

Studying Cognitive Activity with fNIR! The age-old game of chess is known as a thinking man’s game, where foresight, critical thinking, and strategy are required to become a good chess player, and the terms “genius” or “brilliance” are bestowed upon the chess masters of the world. As such, chess is an excellent cognitive tool to […]

Electrocardiography Guide Now Available

BIOPAC’s comprehensive Introductory ECG Guide addresses fundamental to advanced concerns to optimize electrocardiography data recording and analysis. Topics include: ECG Complex; Electrical and Mechanical Sequence of a Heartbeat; Systole and Diastole; Configurations for Lead I, Lead II, Lead III, 6-lead ECG, 12-lead ECG, precordial leads; Ventricular Late Potentials (VLPs); ECG Measurement Tools; Automated Analysis Routines for extracting, […]

Read All
Request a Demonstration
Request a Demonstration