Vernier Go Wireless
Electrode Amplifier
Order Code GW-EA or GW-EA-NP
The Go Wireless Electrode Amplifier is a wireless mV
and pH amplifier that connects to Vernier electrodes
and compatible third-party BNC electrodes.
What is Included with Go Wireless Electrode Amplifier
Go Wireless Electrode Amplifier
USB Charging Cable (not included in GW-EA-NP)
This user guide
Graphical Analysis app (free download from the App Store or Google Play)
Charging Go Wireless Electrode Amplifier
Connect Go Wireless Electrode Amplifier to the included USB Charging Cable and
any USB device for two hours. Connecting a compatible BNC electrode to the
electrode amplifier during charging is optional.
You can also charge up to eight Go Wireless Electrode Amplifiers using our Go
Wireless Charging Station, sold separately (order code: GW-CRG). An LED on each
Go Wireless Electrode Amplifier indicates charging status. A blue light indicates it is
still charging. When the light goes off, it is finished charging.
®
Figure 1
Figure 2
Supported Devices
Go Wireless Electrode Amplifier can be used with supported mobile devices* that
®
are Bluetooth
Smart Ready and one of our apps.
iPad
®
(3rd generation or newer), iPad mini
®
iPhone
(4S or newer)
iPod
®
touch (5th generation or newer)
Android
™
devices (for support requirements, see www.vernier.com/ga-app)
LabQuest 2 (for support requirements, see www.vernier.com/til/3134)
Data-Collection Apps
Go Wireless Electrode Amplifier can be used with one of the following apps:
Graphical Analysis for iOS devices (version 2.2 or newer) Available as a free
download on the App Store, use this app for advanced data collection and
analysis. For more information, see www.vernier.com/ga-app
Graphical Analysis for Android (version 2.1 or newer) Available as a free
download on Google Play, use this app for advanced data collection and analysis.
For more information, see www.vernier.com/ga-app
LabQuest 2 App (version 2.4 or newer) For more information, see
www.vernier.com/labq2
NOTE: Vernier products are designed for educational use. Our products are not
designed nor are they recommended for any industrial, medical, or commercial
process such as life support, patient diagnosis, control of a manufacturing process, or
industrial testing of any kind.
Specifications
Radio
Battery
Units
Input range
Accuracy (mV)
Accuracy (pH)
Battery life (continuously on,
1 sample per second)
Temperature range
Maximum wireless range
*
For a full list of supported mobile devices, see www.vernier.com/gw-app
™
®
, and iPad Air
2.4 GHz Bluetooth 4.0, Low Energy
100 mA Li-Poly
pH or mV
±1000 mV or 0 - 14 pH
± 10 mV (factory calibration)
± 0.5 pH (factory calibration)
± 0.1 pH (user calibration)
3 days
–10 to 45ºC (readings not compensated)
30 m unobstructed
2
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