# Projects

**URL:** https://discourse.myriadrf.org/c/projects/14.md?page=4

[Latest](https://discourse.myriadrf.org/latest.md) · [Categories](https://discourse.myriadrf.org/categories.md)

**Page:** 5

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## [Reproducible Cold Start?](https://discourse.myriadrf.org/t/reproducible-cold-start/12952)

<div class="topic-metadata">

**Author:** [@oe1rsa](https://discourse.myriadrf.org/u/oe1rsa)\
**Replies:** 5\
**Last updated:** [27 October 2025 15:54 UTC](https://discourse.myriadrf.org/t/reproducible-cold-start/12952 "2025-10-27T15:54:41Z")

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I am having problems with the cold start of a Lime Mini 2. Unfortunately the circumstances are hard to describe and I cannot come up with a minimal example. Perhaps also I am overlooking something that is obvious for oth…

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## [Unavailability of a component from the LimeSDR-Mini\_2v4 BOM](https://discourse.myriadrf.org/t/unavailability-of-a-component-from-the-limesdr-mini-2v4-bom/12951)

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**Author:** [@Madhu129](https://discourse.myriadrf.org/u/Madhu129)\
**Replies:** 5\
**Last updated:** [27 October 2025 04:25 UTC](https://discourse.myriadrf.org/t/unavailability-of-a-component-from-the-limesdr-mini-2v4-bom/12951 "2025-10-27T04:25:44Z")

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Hello everyone, While reviewing the LimeSDR-Mini\_2v4 design, I found that the TCXO (40 MHz, HCMOS, 3.3 V, 0.5 ppm, –40 to +85 °C, ±15 ppm, 5.0 × 3.2 mm) — Part Number E7355LF from Rakon, listed in the BOM is currently u…

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## [LimeSDR XTRX Hardware Timestamping with 1 PPS](https://discourse.myriadrf.org/t/limesdr-xtrx-hardware-timestamping-with-1-pps/12949)

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**Author:** [@bhopkins](https://discourse.myriadrf.org/u/bhopkins)\
**Replies:** 5\
**Last updated:** [24 October 2025 06:50 UTC](https://discourse.myriadrf.org/t/limesdr-xtrx-hardware-timestamping-with-1-pps/12949 "2025-10-24T06:50:33Z")

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Hi, I’m looking to buy two XTRX’s for use in an interferometry project and I was wondering if the XTRX hardware timestamps received samples using an external 1PPS signal from a GPSDO. The receivers would be placed at se…

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## [LimeFEA mPCIe Full availability](https://discourse.myriadrf.org/t/limefea-mpcie-full-availability/12943)

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**Author:** [@koreabell](https://discourse.myriadrf.org/u/koreabell)\
**Replies:** 0\
**Last updated:** [5 October 2025 09:32 UTC](https://discourse.myriadrf.org/t/limefea-mpcie-full-availability/12943 "2025-10-05T09:32:12Z")

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I am interested in ordering LimeSDR XTRX and LimeFEA mPCIe Full carrier board, but I am a bit confused with the availability of the carrier board. On CrowdSupply’s project page for LimeFEA carrier board, it says LimeFEA…

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## [LimeMini Maximum stable USB3 Rate?](https://discourse.myriadrf.org/t/limemini-maximum-stable-usb3-rate/12936)

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**Author:** [@oe1rsa](https://discourse.myriadrf.org/u/oe1rsa)\
**Replies:** 14\
**Last updated:** [5 October 2025 08:56 UTC](https://discourse.myriadrf.org/t/limemini-maximum-stable-usb3-rate/12936 "2025-10-05T08:56:40Z")

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What is the maximum stable sample rate with the lime mini 2 on USB3? I am trying a TX/RX setup and keep getting overflow warning on tx and packet losses on rx, no matter how low I go with the sampling rate. Well, yes wh…

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## [LimesuiteNG Multithread TXRX](https://discourse.myriadrf.org/t/limesuiteng-multithread-txrx/12935)

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**Author:** [@oe1rsa](https://discourse.myriadrf.org/u/oe1rsa)\
**Replies:** 3\
**Last updated:** [28 September 2025 22:44 UTC](https://discourse.myriadrf.org/t/limesuiteng-multithread-txrx/12935 "2025-09-28T22:44:46Z")

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The legacy limesuite allowed to call into the receive and transmit streams at the same time. This was also the only documented allowed MT access. The new limesuiteNG has only a single stream object on which StreamRX and…

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## [LimeSuiteNG: How to set FIFO size?](https://discourse.myriadrf.org/t/limesuiteng-how-to-set-fifo-size/12937)

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**Author:** [@oe1rsa](https://discourse.myriadrf.org/u/oe1rsa)\
**Replies:** 1\
**Last updated:** [28 September 2025 22:09 UTC](https://discourse.myriadrf.org/t/limesuiteng-how-to-set-fifo-size/12937 "2025-09-28T22:09:20Z")

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In classic LimeSuite it was possible to set the fifo size via the lms\_stream\_t struct. Using an appropriate size I was able to get a steady received packets stream whit no package drops at 4MHz Sampling rate. Now with L…

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## [Power budget of LimeSDR Mini 2.4 — max current drawn](https://discourse.myriadrf.org/t/power-budget-of-limesdr-mini-2-4-max-current-drawn/12934)

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**Author:** [@Kushal1](https://discourse.myriadrf.org/u/Kushal1)\
**Replies:** 4\
**Last updated:** [27 September 2025 15:36 UTC](https://discourse.myriadrf.org/t/power-budget-of-limesdr-mini-2-4-max-current-drawn/12934 "2025-09-27T15:36:42Z")

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Hello, what is the power budgeting of the LimeSDR Mini 2.4? that is, what is the maximum power (in amps at 5V) it would consume when operated at its maximum potential. I am asking this because I want to know if I can d…

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## [Running lime sdr on raspberry pi 5](https://discourse.myriadrf.org/t/running-lime-sdr-on-raspberry-pi-5/12922)

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**Author:** [@J-MAN](https://discourse.myriadrf.org/u/J-MAN)\
**Replies:** 7\
**Last updated:** [20 September 2025 15:36 UTC](https://discourse.myriadrf.org/t/running-lime-sdr-on-raspberry-pi-5/12922 "2025-09-20T15:36:31Z")

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Hey , I want to use a raspberry pi 5 to run lime sdr are there any issues I might have doing so ?

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## [Issue: Low Tx Signal Power When Using .ini Configuration with LimeSDR Mini 2.4 in Octave](https://discourse.myriadrf.org/t/issue-low-tx-signal-power-when-using-ini-configuration-with-limesdr-mini-2-4-in-octave/12916)

<div class="topic-metadata">

**Author:** [@Kushal1](https://discourse.myriadrf.org/u/Kushal1)\
**Replies:** 4\
**Last updated:** [20 September 2025 11:52 UTC](https://discourse.myriadrf.org/t/issue-low-tx-signal-power-when-using-ini-configuration-with-limesdr-mini-2-4-in-octave/12916 "2025-09-20T11:52:18Z")

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Hello everyone, I want to transmit a single tone using a LimeSDR Mini 2.4 with Octave. To manage the configuration, I tried to use an .ini file as follows: I first set the Lime device to default in LimeSuite. Dis…

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## [5G Stack implementation using Limesdr mini v2.4](https://discourse.myriadrf.org/t/5g-stack-implementation-using-limesdr-mini-v2-4/12913)

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**Author:** [@Prajwal](https://discourse.myriadrf.org/u/Prajwal)\
**Replies:** 1\
**Last updated:** [9 September 2025 09:37 UTC](https://discourse.myriadrf.org/t/5g-stack-implementation-using-limesdr-mini-v2-4/12913 "2025-09-09T09:37:13Z")

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Hi all, I would like to ask if there are any projects, guides, or documentation regarding the implementation of a 5G Standalone (SA) stack, specifically focusing on the RAN side and UE side communication using the LimeS…

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## [LimeSDR USB Distorted Signal Below 30MHz](https://discourse.myriadrf.org/t/limesdr-usb-distorted-signal-below-30mhz/12912)

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**Author:** [@psoltan](https://discourse.myriadrf.org/u/psoltan)\
**Replies:** 2\
**Last updated:** [31 August 2025 22:03 UTC](https://discourse.myriadrf.org/t/limesdr-usb-distorted-signal-below-30mhz/12912 "2025-08-31T22:03:58Z")

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Hello, I’m trying to use my LimeSDR USB (\[07:41:55\] INFO: Connected Control port: LimeSDR-USB FW:4 HW:4 Protocol:1 GW:2.23 Ref Clk: 30.72 MHz) to generate signals between 10MHz and 20MHz to test an rf amplifier. I j…

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## [New mini 2.4 , not seen in lime suite,sdr console or ftdi’s ft601 read write software](https://discourse.myriadrf.org/t/new-mini-2-4-not-seen-in-lime-suite-sdr-console-or-ftdi-s-ft601-read-write-software/12869)

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**Author:** [@Chrissifer](https://discourse.myriadrf.org/u/Chrissifer)\
**Replies:** 14\
**Last updated:** [26 August 2025 11:36 UTC](https://discourse.myriadrf.org/t/new-mini-2-4-not-seen-in-lime-suite-sdr-console-or-ftdi-s-ft601-read-write-software/12869 "2025-08-26T11:36:35Z")

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Hello, I have a new lime mini2 appears v2.4 bought from Mouser, I have spent many hours trying to get it to appear in limes software and Porto’s, also sdr console, but with no luck, the driver in my win 11 home pc is do…

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## [LimeSDR XTRX PCIe Adapter Board](https://discourse.myriadrf.org/t/limesdr-xtrx-pcie-adapter-board/8222)

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**Author:** [@mzs](https://discourse.myriadrf.org/u/mzs)\
**Replies:** 48\
**Last updated:** [21 August 2025 00:05 UTC](https://discourse.myriadrf.org/t/limesdr-xtrx-pcie-adapter-board/8222 "2025-08-21T00:05:30Z")

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Will the “PCIe x2 + Front End Adapter” also be available ?

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## [Best Way to Mute RF Output When Not Transmitting](https://discourse.myriadrf.org/t/best-way-to-mute-rf-output-when-not-transmitting/8885)

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**Author:** [@roleole](https://discourse.myriadrf.org/u/roleole)\
**Replies:** 9\
**Last updated:** [13 August 2025 07:34 UTC](https://discourse.myriadrf.org/t/best-way-to-mute-rf-output-when-not-transmitting/8885 "2025-08-13T07:34:25Z")

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Hi everyone, I’m currently working with a LimeSDR Mini 2.4 board, using it as a lab-grade transmitter to evaluate the performance and reliability of various sub-GHz receivers. The idea is to transmit radio packets with …

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## [LimeSDR XTRX Operation on Raspberry Pi 5 via mPCIe HAT](https://discourse.myriadrf.org/t/limesdr-xtrx-operation-on-raspberry-pi-5-via-mpcie-hat/8850)

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**Author:** [@osqzss](https://discourse.myriadrf.org/u/osqzss)\
**Replies:** 7\
**Last updated:** [5 August 2025 08:00 UTC](https://discourse.myriadrf.org/t/limesdr-xtrx-operation-on-raspberry-pi-5-via-mpcie-hat/8850 "2025-08-05T08:00:26Z")

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I recently purchased a LimeSDR XTRX (board version v1.2) from Mouser and am trying to use it with a Raspberry Pi 5 for an SDR project. To connect the XTRX, I’m using a Mini PCIe to PCIe adapter HAT from 52Pi. I enabl…

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## [Encountered a Yosys syntax error in generated Verilog during LimeSDR Mini v2 build](https://discourse.myriadrf.org/t/encountered-a-yosys-syntax-error-in-generated-verilog-during-limesdr-mini-v2-build/12865)

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**Author:** [@Kushal1](https://discourse.myriadrf.org/u/Kushal1)\
**Replies:** 8\
**Last updated:** [5 August 2025 07:55 UTC](https://discourse.myriadrf.org/t/encountered-a-yosys-syntax-error-in-generated-verilog-during-limesdr-mini-v2-build/12865 "2025-08-05T07:55:11Z")

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Hello, After installing all required dependencies and setting up the environment to the best of my knowledge as per the official LimeSDR Gateway build documentation (https://limesdrgw.myriadrf.org/docs/build\_project/) f…

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## [XTRX not found](https://discourse.myriadrf.org/t/xtrx-not-found/8386)

<div class="topic-metadata">

**Author:** [@Jfleg](https://discourse.myriadrf.org/u/Jfleg)\
**Replies:** 27\
**Last updated:** [4 August 2025 09:08 UTC](https://discourse.myriadrf.org/t/xtrx-not-found/8386 "2025-08-04T09:08:30Z")

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I just got my new XTRX and have spend the last couple days attempting to get it set up, to no avail. My original setup was a Rpi5 8gb, with a 52pi mini pcie hat. I have tried raspios and Ubuntu 24.04. I’m able to compil…

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## [LimeSuiteNG :error: lms7002m\_set\_frequency\_cgen: cannot deliver requested frequency (128000 Hz) when setting 40M LO](https://discourse.myriadrf.org/t/limesuiteng-lms7002m-set-frequency-cgen-cannot-deliver-requested-frequency-128000-hz-when-setting-40m-lo/12868)

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**Author:** [@zzheng](https://discourse.myriadrf.org/u/zzheng)\
**Replies:** 3\
**Last updated:** [2 August 2025 07:05 UTC](https://discourse.myriadrf.org/t/limesuiteng-lms7002m-set-frequency-cgen-cannot-deliver-requested-frequency-128000-hz-when-setting-40m-lo/12868 "2025-08-02T07:05:14Z")

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Hi all, I received a weird error when using the limeSuiteNG plugin in GNU Radio in Linux for my Mini v2. Is there any relationship between the frequency sent out and the sample rate? When I set the sample rate for the s…

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## [Documentation Inconsistencies between mPCIe schematic and Socket description](https://discourse.myriadrf.org/t/documentation-inconsistencies-between-mpcie-schematic-and-socket-description/12852)

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**Author:** [@Nick](https://discourse.myriadrf.org/u/Nick)\
**Replies:** 3\
**Last updated:** [1 August 2025 13:32 UTC](https://discourse.myriadrf.org/t/documentation-inconsistencies-between-mpcie-schematic-and-socket-description/12852 "2025-08-01T13:32:34Z")

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Hi Lime team, I’m connecting a Raspberry Pi Compute Module 5 (CM5) to a LimeSDR XTRX using the open-source LimePSB-RP/CM\_V1.4 schematic. While reviewing the schematic against the LimeSDR XTRX mPCIe documentation LimePSB…

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## [GNU Radio Support for Windows](https://discourse.myriadrf.org/t/gnu-radio-support-for-windows/12859)

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**Author:** [@zzheng](https://discourse.myriadrf.org/u/zzheng)\
**Replies:** 3\
**Last updated:** [29 July 2025 08:58 UTC](https://discourse.myriadrf.org/t/gnu-radio-support-for-windows/12859 "2025-07-29T08:58:48Z")

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Hi, I recently bought the LimeSDR mini v2 and want to use it to transmit and receive signals. My first thought is to use the GNU Radio plug-in from LimeSuiteNG. However, it’s always disabled if I build in Windows. Does …

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## [Request for Updated Gateware Description Document for LimeSDR Mini 2.4](https://discourse.myriadrf.org/t/request-for-updated-gateware-description-document-for-limesdr-mini-2-4/12849)

<div class="topic-metadata">

**Author:** [@Kushal1](https://discourse.myriadrf.org/u/Kushal1)\
**Replies:** 2\
**Last updated:** [25 July 2025 11:02 UTC](https://discourse.myriadrf.org/t/request-for-updated-gateware-description-document-for-limesdr-mini-2-4/12849 "2025-07-25T11:02:07Z")

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I recently purchased a LimeSDR Mini 2.4 and while exploring the gateware project on GitHub (GitHub - myriadrf/LimeSDR-Mini-v2\_GW: LimeSDR Mini v2 gateware project), I found the gateware description document LimeSDR-Mini\_…

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## [Specifications for VCTCXO in XTRX and USB](https://discourse.myriadrf.org/t/specifications-for-vctcxo-in-xtrx-and-usb/8887)

<div class="topic-metadata">

**Author:** [@aardric](https://discourse.myriadrf.org/u/aardric)\
**Replies:** 0\
**Last updated:** [20 July 2025 23:53 UTC](https://discourse.myriadrf.org/t/specifications-for-vctcxo-in-xtrx-and-usb/8887 "2025-07-20T23:53:08Z")

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I have been unsuccessful in locating data sheets for the Rakon E6982LF VCTCXO used in the XTRX and Rakon does not seem forthcoming with this information. I am particularly interested in the phase noise of this device. I…

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## [LimeSDR mini v2 Issue](https://discourse.myriadrf.org/t/limesdr-mini-v2-issue/8856)

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**Author:** [@dutracgi](https://discourse.myriadrf.org/u/dutracgi)\
**Replies:** 6\
**Last updated:** [18 July 2025 23:17 UTC](https://discourse.myriadrf.org/t/limesdr-mini-v2-issue/8856 "2025-07-18T23:17:31Z")

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Hi, I’ve been trying to use my limesdr mini v2 and I always get “TuneVCO(CGEN) - failed to lock (cmphl!=0)”, I’ve tried to update the device using LimeSuite --update and it says it’s already at the newest version of the …

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## [RFSOCDescriptor gains information and control](https://discourse.myriadrf.org/t/rfsocdescriptor-gains-information-and-control/8878)

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**Author:** [@sergey](https://discourse.myriadrf.org/u/sergey)\
**Replies:** 0\
**Last updated:** [2 July 2025 21:26 UTC](https://discourse.myriadrf.org/t/rfsocdescriptor-gains-information-and-control/8878 "2025-07-02T21:26:23Z")

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Hey everyone, In some of the projects I’ve tried to leverage information from RFSOCDescriptor::gainRange and RFSOCDescriptor::gainValues and run into some confusion about them. For LNA stage the information is straight…

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## [limeOEM RFTest failure after recent changes](https://discourse.myriadrf.org/t/limeoem-rftest-failure-after-recent-changes/8877)

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**Author:** [@sergey](https://discourse.myriadrf.org/u/sergey)\
**Replies:** 0\
**Last updated:** [2 July 2025 21:00 UTC](https://discourse.myriadrf.org/t/limeoem-rftest-failure-after-recent-changes/8877 "2025-07-02T21:00:06Z")

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Hey everyone, I was running limeOEM --test to troubleshoot something on a setup and noticed it fails after some recent changes in the LimeSuiteNG, namely those ones: d427248828 gr-limesuiteng: add advanced options to …

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## [LimeSDR-XTRX Timing Violations](https://discourse.myriadrf.org/t/limesdr-xtrx-timing-violations/8870)

<div class="topic-metadata">

**Author:** [@joe](https://discourse.myriadrf.org/u/joe)\
**Replies:** 4\
**Last updated:** [18 June 2025 08:37 UTC](https://discourse.myriadrf.org/t/limesdr-xtrx-timing-violations/8870 "2025-06-18T08:37:06Z")

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Hello, I’m working on a project to make the LimeSDR-XTRX a frequency translator.The final product will not have access to python/GNU Radio, so I’m taking the route of updating the firmware by trying to loop the Rx data …

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## [The External Loopback does not seems to work](https://discourse.myriadrf.org/t/the-external-loopback-does-not-seems-to-work/8867)

<div class="topic-metadata">

**Author:** [@Petren](https://discourse.myriadrf.org/u/Petren)\
**Replies:** 2\
**Last updated:** [17 June 2025 06:13 UTC](https://discourse.myriadrf.org/t/the-external-loopback-does-not-seems-to-work/8867 "2025-06-17T06:13:42Z")

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Hello. I trying to use the ch.A external loopback. However, I not receiving anything. I also tried to activate it with the LimeSuite GUI and transmitted with GNU Radio. In none of these tries I got something on the RX. …

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## [LimeSDR Mini 2.0](https://discourse.myriadrf.org/t/limesdr-mini-2-0/8862)

<div class="topic-metadata">

**Author:** [@xanhlog](https://discourse.myriadrf.org/u/xanhlog)\
**Replies:** 1\
**Last updated:** [12 June 2025 11:11 UTC](https://discourse.myriadrf.org/t/limesdr-mini-2-0/8862 "2025-06-12T11:11:59Z")

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Hi, when setting up connection with computer it recognizes device but can not exploit. I tried to set up software connection but can not connect.

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## [SMA ports](https://discourse.myriadrf.org/t/sma-ports/8852)

<div class="topic-metadata">

**Author:** [@Robert](https://discourse.myriadrf.org/u/Robert)\
**Replies:** 5\
**Last updated:** [9 June 2025 08:57 UTC](https://discourse.myriadrf.org/t/sma-ports/8852 "2025-06-09T08:57:30Z")

</div>

what is connected to ports pss, clk, gnss?

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