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GD-77 firmware 3.1.3 seen in new radios
Brent VA7BNB contacted me as his brand new GD-77 seems to have a new version of firmware, which has not been released either to the Beta testers or on the official Radioddity website Bent tells me that...
View ArticleDuplex hotspot – MultiMode limitation
I thought it was worth sharing a limitation with the MMDVM DUAL HAT duplex hotspot , which I uncovered today. I was testing with both DMR and YSF mode enabled, and found that the GD-77 would only...
View ArticleGD-77 defaults to no retries when contacting a repeater
Whilst experimenting with multiple modes enabled on my duplex hotspot, uncovered a minor configuration issue which seems to apply to the default codeplug supplied by Radioddity. When multiple modes...
View ArticleDuplex hotspot timeout issue resolved by firmware update
A few weeks ago I posted about a few problems I encountered using the Duplex MMDVM hotspot, one of which being, what appeared to be a 60 second timeout. Following this discovery I contacted Andy CA6JAU...
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GD-77 TOT timer beep – no longer working
Just a quick post in case anyone’s had a similar issue and perhaps can help me with this problem…. I’ve noticed that my GD-77 no longer beeps when it times out. I have the TOT set to 180, with rekey...
View ArticleGD-77 Tx retries – updated
Just a quick followup post about the incorrect (default) Tx retries setting on the Radioddity GD-77. Several people have let me know that the Tx Sync Wakeup TOT [ms] value also needs to be increased...
View ArticleMMDVM Duplex hotspot still has problems.
Over the last few weeks I’ve been experimenting with the duplex MMDVM board, and it continues to have some problems which I thought I should share the details of… Not all of my radios connect...
View ArticleGD-77 – Community CPS – New features in development
Over the last month, I’ve started to notice the limitation in the GD-77’s callsign lookup, based only on using the Digital Contacts. To improve things a bit, I added a new screen into the Community CPS...
View ArticleGD-77 Channels export and import
I’ve been giving a lot of thought to the best way to handle exporting and importing of channels into the GD-77 over the last few days, and I think I’ve finally come up with a reasonable idea to make it...
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Radioddity GD-77 CPS Enhanced channels export / import – Beta version
Following on from my last post about improving the GD-77 CPS, channels export / import improvements I have been working on. I’ve not got a beta version which I think may work OK. So if anyone is wants...
View ArticleRadioddity GD-77 CPS Enhanced channels export / import – Beta 2
Doing some testing of my enhanced Channels export/import for the GD-77 Community CPS, I realised there was a problem if the same TG Id already existed in the codeplug, but was assigned a different name...
View ArticleRadioddity GD-77 CPS – Allow deletion of first Zone, Rx Group and Channel etc
While working on the enhanced Channels export and Import feature I noticed that its not possible manually delete the first Channel, or the first Zone of the first Rx Group etc. But the Channels import...
View ArticleRadioddity GD-77 Experimental CPS changes
Following on from my previous post, I’ve made a number of changes to this experimental version of the CPS https://drive.google.com/open?id=1BhkhMTMwlX2_rUTbAEJNU2ic3q93tic- In the “TreeView” I’ve...
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TTGO T5 2.9inch e-Ink display with ESP32 MCU
e-Ink, also known as e-Paper displays have become a lot more affordable in the last year, with several Chinese companies selling modules with or without a built in mircocontroller, so I finally decided...
View ArticleTTGO T5 eInk display – update
In the last few days I’ve been attempting to resolve a major design fault on the TTGo T5 eInk display board, where the battery management chip (IP5306) was completely turning off the power to the...
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Radioddity GD-77 firmware 3.1.8 released
I received a heads-up from Torben Hoerup this morning to let me know that Radioddity had released a firmware update for the GD-77. The update comes in the usual zip package and also contains the CPS,...
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New Australian DMR+IpSC2 settings
Just a quick post about how to setup PiStar and your codeplug to work with the new DMR+IPSC2 server The new IPSC2 server allows for a wider range of connection options, in that it not only supports...
View ArticleRadioddity GD-77 firmware 3.1.8 DMR display bug
After using the new GD-77 firmware for a few days, I’ve noticed that there appears to be a new bug associated with the DMR ID / Contact display. When transmitting to a repeater, after I release the...
View ArticleRadioddity GD-77 firmware 3.1.8 possible new codeplug validation in the radio
Just a quick post, because I’m not entirely sure whats going on…. But I just tried to changed my hotspot frequency, and tried to upload a new codeplug with the revised frequencies in it, and the...
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MMDVM hotspot – hardware network switch
Several months ago, John VK4JWT asked me if I knew of a way to switch his JumbSpot between Brandmeister and DMR Marc using some sort of physical switch. John was interested in this feature, because he...
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