nicsure posts
RT-880 nicFW's First "Real" APRS Packet
Yet to be tested before release.
2025-10-02 15:42:54 +0000 UTC View PostRT-880 Proof of Concept Audio Injection
This is EXTREMELY rough and still in the very early stages, but the sound is audible and functional (although there is a weird buzzing which I will need to address)
Here’s ...
2025-10-01 17:22:50 +0000 UTC View PostnicFW880 BETA 04 Release 🚀
macOS Versions of the RMS
macOS builds of the RMS are provided on a “compile and hope” basis. Since I don’t have the ability to test or verify them, please don’t ex...
2025-09-28 11:08:08 +0000 UTC View PostnicFW880 BETA 03 Release
macOS Versions of RMS
The macOS versions of the RMS are provided on a “compile and hope” basis. I do not have the ability to test or verify them, so please do n...
2025-09-26 21:09:00 +0000 UTC View PostRadio Frequency Calibration for nicFW
Choose a frequency to calibrate on, the higher the better
Example: 433 MHz
(It's usually best to pick a dead on MHz value to keep the maths simple)Tune both r...
2025-09-23 17:35:07 +0000 UTC View Post
RT-880 Testing GPS [Phase 1]
Not a great start, since we lack TX to the GPS chip we can't change its settings to give a longer sample length for the heading calculation, so we'll have to extract it using coordinates over time....
2025-09-21 17:21:38 +0000 UTC View PostRT-880 DTMF Decoding Primer [Radio Side]
Yes, I did notice the ghost '4' character on the clock readout. It's a remnant from the dBm readout being 1 character longer.
2025-09-19 14:42:13 +0000 UTC View PostnicFW 880 BETA 02 Release
🔢 DTMF Decoding
Decoded DTMF digits now temporarily replace the Group Name on screen.
The existing “DTMF” menu category has been expanded with...
2025-09-19 05:48:54 +0000 UTC View Post
RT-880 Stock Firmware 1.16 Binary
Here's the extracted bin file. It can be flashed using any of my 880 flashing apps or the nicFW880 RMS.
2025-09-15 18:02:55 +0000 UTC View PostCompilation of Release Notes for nicFW 880 ALPHA Releases
Thanks to Mike Ward for putting this together for us.
nicFW 880 BETA 01 Release
IMPORTANT:
I have a Radtel RT-880, a Radtel RT-880G and an iRadio UV-98 Plus, all of which have serial numbers greater than 300 (i.e. current models). These are the ONLY radios I can support. R...
2025-09-15 08:34:30 +0000 UTC
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nicFW880 ALPHA 19
This update brings a main new feature and a handful of important tweaks. Here’s what’s new in ALPHA 19:
🔑 Key Features
Scan Presets : ...
2025-09-04 12:42:19 +0000 UTC View Post
Reporting Issues
There needs to be some standard about how bug/glitch reports are made because nicFW is very complex and when people report bugs they always miss vital information.
Every bug report should sta...
2025-09-04 11:53:08 +0000 UTC View PostAdvanced Menu Overview (RT 880)
SPI Deferral
This setting defines the delay, in seconds, that the radio waits after a user action before saving changes to flash memory. Delaying writes helps exten...
2025-09-01 01:49:23 +0000 UTC View PostnicFW 880 ALPHA 18a
!! This firmware DOES NOT SUPPORT The iRadio UV-98 (Plus) !!
The iRadio UV98 (Plus) is NOT THE SAME as the Radtel RT-880(G), there are differences.
At the current time I do not have a UV-98 ...
2025-08-31 23:29:00 +0000 UTC
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Squelch Settings Overview (RT-880)
Noise Ceiling
Description:
The Noise Ceiling sets the threshold at which external noise (ex-noise) is considered maximal. When the noise level reache...
2025-08-30 12:58:29 +0000 UTC View Post
Combining RT-880 Antennas
In order to try to get the scope working in the Si4732 Tuner HF bands, this is the contraption I came up with. It works but... it scares the cheese out of me. I'm pretty sure if I were to accidenta...
2025-08-28 11:28:02 +0000 UTC View PostnicFW880 ALPHA 17
!!The firmware DOES NOT support sub 300 serial number radios!!
IMPORTANT:
You must follow the SPI Flash restore process 2025-08-27 20:54:05 +0000 UTC
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nicFW880 Flash Restore Process
Before the release of ALPHA 17, just a heads up on what will be required.
This process is essentially a "Restore to Factory Settings", so it's useful in other ways too. Kind of like an EEPROM...
2025-08-24 14:36:19 +0000 UTC View PostnicFW880 ALPHA 16
!!The firmware DOES NOT support sub 300 serial number radios!!
The big highlight of this release is the new Si4732-based FM Tuner! 🎶 It’s still early days, so...
2025-08-23 13:56:25 +0000 UTC View Post