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Other technical details you may want to know
Data Port
This model has a 3.5mm analog data output port. It uses standard 3.5mm audio stereo plug, This port
is not for the earphone. The audio signal is for third party device and software. The signal can be
connected to other devices or computer microphone port directly.
USB Port
The USB port is the standard mini-USB port. It is used for data communication, external power and
the battery charger connection.
Data collection time
The GMC-500 radiation data is collected continuously, and every second the measured data is
being transmitted to the CPU for processing.
Extend battery operating time
Turn on the Power Saving mode to extend the battery operating time. Turn off the speaker if it is
not necessary. If a fully charged battery run-out in less than 5 operating hours, then the battery
needs to be replaced. Use a standard 18650 (18 x 65.0 mm) rechargeable Li-ion battery.
The GMC-500 will operate normally when a non-rechargeable battery is installed. Select the battery
type to none rechargeable battery from the unit menu.
Third party software developers
The GMC-500 is an open application protocol product. Users are able to develop their own software
based on the published GQ-RFC1201 protocol. We encourage you to share your generic software
with other users. Please contact
if you have any questions.
You can find the GQ-RFC1201 protocol at the software download page.
http://www.gqelectronicsllc.com/comersus/store/download.asp
