The original Hand Dynamometer was sold until June of 2021. This Hand Dynamometer has grey colored grips. The finger grips are grey and square in shape. The latest version of the Hand Dynamometer (HD-BTA) started shipping in June of 2021. This Hand D...
Go Direct® O2 Gas Sensor (GDX-O2)—current version
We currently sell the Go Direct Oxygen Gas sensor, which was first sold in 2018.
This sensor can connect via USB or Bluetooth. No interface is required.
This version of the Ox...
Sometimes the Internet Data Sharing feature will work fine from a home internet connection, or over a cell phone's network connection, but will fail when the host device is on a school network. This most often happens when the school network is bloc...
Go Wireless® Heart Rate (GW-HR)
Specifications and User Guide
Go Wireless® Exercise Heart Rate (GW-EHR)
Specifications and User Guide
Troubleshooting
General: Hold the hand grips or place exerci...
Go Direct® Sensor Cart Charge Station (GDX-CART-CRG)Specifications and User Guide
Troubleshooting
Verify the wall outlet is providing power. Verify the Charge Station Cable is connected to the charge station base. If one port is not work...
There are several ways that you can correct for baseline drift in volume when using our spirometers. The best method depends on what software and sensor you are using.
If you have a Go Direct® Spirometer (GDX-SPR) the easiest way to correct for b...
This TIL refers to the KidWind 2V/400mA Solar Panel (KW-SP2V).
For panels shipped before April of 2019:
According to the attached specification sheet, the Solar cell type is: Polycrystalline PETThis is a laminate of plastics and polycrystallin...
The Spectrum Tube Single Power Supply (ST-SPS) and Spectrum Tube Carousel Power Supply (ST-CAR) are fuse protected to prevent damage to the devices. The fuse is located between the switch and the port for the power supply on the back of each unit. R...
We offer salinity and conductivity sensors. Here is some more information about how these sensors work and what they are measuring:
Salinity measurementsSalinity is the total of all non-carbonate salts dissolved in water, usually expressed in par...
This information pertains to both the Spirometer and the Go Direct Spirometer.
For safety precautions, a bacterial filter must always be used with the spirometer, and each student must use their own bacterial filter. Students must never share bacter...