The box houses a 5v regulator for the GPS module and switches the audio and PPT to the radio, and the GPS data to the trackers. The 13 pin connector from the radio provides 12v along with audio in and PPT.
VK8MT - Amateur Radio projects and Other Stuff by an Introvert Communicator
VK8MT Status (Last 3 hours)
Monday, June 10, 2019
APRS Update
I have finally installed a switch to select between AX25 and MFSK16 (and a 3.5mm input). This will make it possible to change modes on the fly. The 3.5mm input can be used for any audio/ppt options, such as an Audio WSPR source.
The box houses a 5v regulator for the GPS module and switches the audio and PPT to the radio, and the GPS data to the trackers. The 13 pin connector from the radio provides 12v along with audio in and PPT.
The box houses a 5v regulator for the GPS module and switches the audio and PPT to the radio, and the GPS data to the trackers. The 13 pin connector from the radio provides 12v along with audio in and PPT.
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What is CESSB, I hear you ask. Wiki has the simple answer. CESSB (controlled-envelope single-sideband) is a narrowband modulation method ...
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With the advent of SSB on the QMX it was time for a better mic option. Hans, on his QRP-Labs website , refers to Adam K6ARK who has designe... -
I just noticed that Hans has released a SSB beta firmware update for the QMX and QMX+. This is only for the brave. https://qrp-labs.com/qmx...
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