# Bloggar **URL:** https://forum.meshat.se/c/blogs/12.md [Senaste](https://forum.meshat.se/latest.md) · [Kategorier](https://forum.meshat.se/categories.md) · [Taggar](https://forum.meshat.se/tags.md) --- ## [Om kategorin Bloggar](https://forum.meshat.se/t/om-kategorin-bloggar/75)
**Author:** [@jesper](https://forum.meshat.se/u/jesper)\ **Svar:** 0\ **Senast uppdaterat:** [3 Augusti 2026 09:27 UTC](https://forum.meshat.se/t/om-kategorin-bloggar/75 "2026-08-03T09:27:49Z")
Här samlas blogginlägg från medlemmar i Meshat-communityt. Innehållet får gärna handla om mesh-nätverk, radio, antenner, elektronik, kommunikation, friluftsteknik och närliggande projekt. Det behöver inte vara strikt ko… --- ## [Thomas kommunicerar genom hemmabygge – om allt slås ut](https://forum.meshat.se/t/thomas-kommunicerar-genom-hemmabygge-om-allt-slas-ut/141)
**Author:** [@jesper](https://forum.meshat.se/u/jesper)\ **Svar:** 0\ **Senast uppdaterat:** [29 September 2026 08:57 UTC](https://forum.meshat.se/t/thomas-kommunicerar-genom-hemmabygge-om-allt-slas-ut/141 "2026-09-29T08:57:16Z")
Fantastiskt kul att Thomas från Skåne blev intervjuad av Sveriges Radio! In och läs! https://www.sverigesradio.se/artikel/thomas-bygger-natverk-for-kriskommunikation Allt väl! //Jesper --- ## [RadioCore](https://forum.meshat.se/t/radiocore/139)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [26 September 2026 22:00 UTC](https://forum.meshat.se/t/radiocore/139 "2026-09-26T22:00:00Z")
The family is growing - Sometimes a project starts with a board, a few ideas and a healthy dose of curiosity. This time, that curiosity led me to one of Heltec’s new RadioCore beta units — and an unexpected connection to… --- ## [Off-topic: Bit Pirate](https://forum.meshat.se/t/off-topic-bit-pirate/134)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [5 September 2026 22:00 UTC](https://forum.meshat.se/t/off-topic-bit-pirate/134 "2026-09-05T22:00:00Z")
Not everything useful to the mesh community has an antenna. Detta är ett kopplat diskussionsämne till det ursprungliga inlägget på https://jkpg-mesh.se/blog/off-topic-bit-pirate --- ## [MeshCore Is Growing](https://forum.meshat.se/t/meshcore-is-growing/131)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [22 Augusti 2026 22:00 UTC](https://forum.meshat.se/t/meshcore-is-growing/131 "2026-08-22T22:00:00Z")
MeshCore is evolving into a growing ecosystem of firmware, tools, SDR integrations and wonderfully unusual projects like a Commodore 64 client, despite the recent turbulence around the project. Detta är ett kopplat dis… --- ## [Antennas, SWR, and Impedance](https://forum.meshat.se/t/antennas-swr-and-impedance/97)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 3\ **Senast uppdaterat:** [7 Augusti 2026 16:21 UTC](https://forum.meshat.se/t/antennas-swr-and-impedance/97 "2026-08-07T16:21:01Z")
Looking beyond the SWR number Detta är ett kopplat diskussionsämne till det ursprungliga inlägget på https://jkpg-mesh.se/blog/antennas-swr-and-impedance --- ## [When It Comes to Antenna Gain, Is Bigger Better?](https://forum.meshat.se/t/when-it-comes-to-antenna-gain-is-bigger-better/114)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 1\ **Senast uppdaterat:** [7 Augusti 2026 14:42 UTC](https://forum.meshat.se/t/when-it-comes-to-antenna-gain-is-bigger-better/114 "2026-08-07T14:42:31Z")
Understanding dBi and how antenna gain impacts your Meshtastic network Detta är ett kopplat diskussionsämne till det ursprungliga inlägget på https://jkpg-mesh.se/blog/when-it-comes-to-antenna-gain-is-bigger-better --- ## [LoraWAN Water temperature with TTN](https://forum.meshat.se/t/lorawan-water-temperature-with-ttn/76)
**Author:** [@Louie](https://forum.meshat.se/u/Louie)\ **Svar:** 0\ **Senast uppdaterat:** [2 Augusti 2026 19:58 UTC](https://forum.meshat.se/t/lorawan-water-temperature-with-ttn/76 "2026-08-02T19:58:00Z")
My first battery powered LoRaWAN water node failed due to a single loose wire, so I completely overengineered version two. In this post I explain how I built a solar supplemented telemetry station with an INA219 sensor, … --- ## [Return to "Real" Application for Meshtastic?](https://forum.meshat.se/t/return-to-real-application-for-meshtastic/85)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [1 Augusti 2026 22:00 UTC](https://forum.meshat.se/t/return-to-real-application-for-meshtastic/85 "2026-08-01T22:00:00Z")
A year ago I asked the question and wasn’t sure of the answer. Today the mesh has engineers, academics, entrepreneurs and volunteer relief workers all building on it, here are four projects that convinced me. Detta är … --- ## [Flagpole mounted Meshcore repeater](https://forum.meshat.se/t/flagpole-mounted-meshcore-repeater/77)
**Author:** [@Louie](https://forum.meshat.se/u/Louie)\ **Svar:** 0\ **Senast uppdaterat:** [1 Augusti 2026 07:04 UTC](https://forum.meshat.se/t/flagpole-mounted-meshcore-repeater/77 "2026-08-01T07:04:00Z")
We needed better MeshCore coverage, so I stuffed a Seeed microcontroller into a cheap PVC drainage pipe. Hoisted 10 meters up a flagpole using PoE, it covers the entire town. Detta är ett kopplat diskussionsämne till d… --- ## [Stealthy meshcore builds, plastic and paint](https://forum.meshat.se/t/stealthy-meshcore-builds-plastic-and-paint/78)
**Author:** [@Louie](https://forum.meshat.se/u/Louie)\ **Svar:** 0\ **Senast uppdaterat:** [25 Juli 2026 09:23 UTC](https://forum.meshat.se/t/stealthy-meshcore-builds-plastic-and-paint/78 "2026-07-25T09:23:47Z")
Expanding the MeshCore network around Jönköping requires some creativity when your friends care about interior design. After a few terrible ideas, I 3D printed and painted custom enclosures, hiding my ESP32 repeaters ins… --- ## [Noise is in the Air](https://forum.meshat.se/t/noise-is-in-the-air/86)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [18 Juli 2026 22:00 UTC](https://forum.meshat.se/t/noise-is-in-the-air/86 "2026-07-18T22:00:00Z")
This blog takes readers on a journey from mistaking the busy 868 MHz ISM band for meaningless noise to recognizing it as a vibrant ecosystem of devices sharing the spectrum through well-designed protocols and regulations… --- ## [SDRangel Meshtastic Dashboard](https://forum.meshat.se/t/sdrangel-meshtastic-dashboard/87)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [4 Juli 2026 22:00 UTC](https://forum.meshat.se/t/sdrangel-meshtastic-dashboard/87 "2026-07-04T22:00:00Z")
Creating a web interface for the SDRangel Meshtastic plugin Detta är ett kopplat diskussionsämne till det ursprungliga inlägget på https://jkpg-mesh.se/blog/sdrangel-meshtastic-dashboard --- ## [The Flipper Zero node](https://forum.meshat.se/t/the-flipper-zero-node/88)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [20 Juni 2026 22:00 UTC](https://forum.meshat.se/t/the-flipper-zero-node/88 "2026-06-20T22:00:00Z")
What happens when you combine a Flipper Zero with a LoRa mesh radio? This review dives into the Nibble Zero add-on and shows how the popular multitool can become a fully functional Meshtastic node. Detta är ett kopplat… --- ## [Meshcore in Jönköping](https://forum.meshat.se/t/meshcore-in-jonkoping/89)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [6 Juni 2026 22:00 UTC](https://forum.meshat.se/t/meshcore-in-jonkoping/89 "2026-06-06T22:00:00Z")
What started as a few LoRa boards in a window evolved into a growing Meshcore network spanning parts of Jönköping. Along the way, I learned that Meshcore and Meshtastic aren’t competitors as much as they are different to… --- ## [The Hidden Information](https://forum.meshat.se/t/the-hidden-information/90)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [23 Maj 2026 22:00 UTC](https://forum.meshat.se/t/the-hidden-information/90 "2026-05-23T22:00:00Z")
From invisible radio waves to readable information — exploring Meshtastic packet decoding with SDRangel. Detta är ett kopplat diskussionsämne till det ursprungliga inlägget på https://jkpg-mesh.se/blog/the-hidden-infor… --- ## [Gets started with Meshcore](https://forum.meshat.se/t/gets-started-with-meshcore/79)
**Author:** [@Louie](https://forum.meshat.se/u/Louie)\ **Svar:** 0\ **Senast uppdaterat:** [15 Maj 2026 05:48 UTC](https://forum.meshat.se/t/gets-started-with-meshcore/79 "2026-05-15T05:48:00Z")
Mesh radio After my last round of testing on the window sill, I realized we need to talk about how these radios actually talk to each other. Mesh radio is basically just small devices passing notes across town, bouncing … --- ## [Meshcore in Jönköping](https://forum.meshat.se/t/meshcore-in-jonkoping/80)
**Author:** [@Louie](https://forum.meshat.se/u/Louie)\ **Svar:** 0\ **Senast uppdaterat:** [14 Maj 2026 19:09 UTC](https://forum.meshat.se/t/meshcore-in-jonkoping/80 "2026-05-14T19:09:00Z")
I only found out about a couple of guys working with mesh networks because they hopped into the local maker space discord, which immediately caught my eye. It turned out they were forming a new nonprofit focused entirely… --- ## [PoE Meshtastic Node](https://forum.meshat.se/t/poe-meshtastic-node/91)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [9 Maj 2026 22:00 UTC](https://forum.meshat.se/t/poe-meshtastic-node/91 "2026-05-09T22:00:00Z")
The router node that plugs into the network and disappears into the infrastructure. Detta är ett kopplat diskussionsämne till det ursprungliga inlägget på https://jkpg-mesh.se/blog/poe-meshtastic-node --- ## [Seeing the Invisible](https://forum.meshat.se/t/seeing-the-invisible/92)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [25 April 2026 22:00 UTC](https://forum.meshat.se/t/seeing-the-invisible/92 "2026-04-25T22:00:00Z")
This is part of my ongoing antenna and RF series, if you haven’t read the antenna basics post yet, it’s worth starting there. Detta är ett kopplat diskussionsämne till det ursprungliga inlägget på https://jkpg-mesh.se/… --- ## [2.4 GHz Meshtastic](https://forum.meshat.se/t/2-4-ghz-meshtastic/93)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [13 April 2026 10:00 UTC](https://forum.meshat.se/t/2-4-ghz-meshtastic/93 "2026-04-13T10:00:00Z")
When I was first introduced to Meshtastic, I assumed it lived entirely in the sub-GHz… Detta är ett kopplat diskussionsämne till det ursprungliga inlägget på https://jkpg-mesh.se/blog/2-4-ghz-meshtastic --- ## [Antennas are magic — Or are they?](https://forum.meshat.se/t/antennas-are-magic-or-are-they/94)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [29 Mars 2026 10:00 UTC](https://forum.meshat.se/t/antennas-are-magic-or-are-they/94 "2026-03-29T10:00:00Z")
Or are they? Detta är ett kopplat diskussionsämne till det ursprungliga inlägget på https://jkpg-mesh.se/blog/antennas-are-magic-or-are-they --- ## [My Meshtastic Antenna Test “Failed” with a 35 dB Jump](https://forum.meshat.se/t/my-meshtastic-antenna-test-failed-with-a-35-db-jump/95)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [15 Mars 2026 11:00 UTC](https://forum.meshat.se/t/my-meshtastic-antenna-test-failed-with-a-35-db-jump/95 "2026-03-15T11:00:00Z")
And Why That’s the Best Lesson I Ever Learned Detta är ett kopplat diskussionsämne till det ursprungliga inlägget på https://jkpg-mesh.se/blog/my-meshtastic-antenna-test-failed-with-a-35-db-jump --- ## [Meshtastic FAQs - Part I](https://forum.meshat.se/t/meshtastic-faqs-part-i/96)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [1 Mars 2026 11:00 UTC](https://forum.meshat.se/t/meshtastic-faqs-part-i/96 "2026-03-01T11:00:00Z")
Making that first contact - What am I doing wrong? Detta är ett kopplat diskussionsämne till det ursprungliga inlägget på https://jkpg-mesh.se/blog/meshtastic-faqs---part-i --- ## [How to issue 7 days certificate with Lets Encrypt and Certbot](https://forum.meshat.se/t/how-to-issue-7-days-certificate-with-lets-encrypt-and-certbot/119)
**Author:** [@selea](https://forum.meshat.se/u/selea)\ **Svar:** 0\ **Senast uppdaterat:** [3 Februari 2026 07:30 UTC](https://forum.meshat.se/t/how-to-issue-7-days-certificate-with-lets-encrypt-and-certbot/119 "2026-02-03T07:30:55Z")
It is actually pretty simple, for example with NGINX: certbot --nginx --required-profile shortlived As you can see, use the option --required-profile shortlived. It can also be used with DNS-validation, the Apache pl… --- ## [Meshtastic Beginners Guide](https://forum.meshat.se/t/meshtastic-beginners-guide/98)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [31 Januari 2026 11:00 UTC](https://forum.meshat.se/t/meshtastic-beginners-guide/98 "2026-01-31T11:00:00Z")
What do you want to do? Detta är ett kopplat diskussionsämne till det ursprungliga inlägget på https://jkpg-mesh.se/blog/meshtastic-beginners-guide --- ## [Waveshare RP2040-Lora adventure](https://forum.meshat.se/t/waveshare-rp2040-lora-adventure/81)
**Author:** [@Louie](https://forum.meshat.se/u/Louie)\ **Svar:** 0\ **Senast uppdaterat:** [28 Januari 2026 18:25 UTC](https://forum.meshat.se/t/waveshare-rp2040-lora-adventure/81 "2026-01-28T18:25:00Z")
I have for quite some time now been thinking about measuring the water temperature in Lake Vättern. One step on the way was the temperature sensor in the much smaller lake Rocksjön that’s located in Jönköping. That was b… --- ## [Success with ESP32 Mesh](https://forum.meshat.se/t/success-with-esp32-mesh/82)
**Author:** [@Louie](https://forum.meshat.se/u/Louie)\ **Svar:** 0\ **Senast uppdaterat:** [19 Januari 2026 07:04 UTC](https://forum.meshat.se/t/success-with-esp32-mesh/82 "2026-01-19T07:04:02Z")
As previously mentioned I did som exploration of ESP32 mesh functionality and RGB leds for a project involving the local maker space where i failed to force mesh node status. After I gave up on that idea I managed to cre… --- ## [Meshtastic Android Integration – My Android MeshHelper?](https://forum.meshat.se/t/meshtastic-android-integration-my-android-meshhelper/99)
**Author:** [@JKPG-MESH](https://forum.meshat.se/u/JKPG-MESH)\ **Svar:** 0\ **Senast uppdaterat:** [17 Januari 2026 11:00 UTC](https://forum.meshat.se/t/meshtastic-android-integration-my-android-meshhelper/99 "2026-01-17T11:00:00Z")
My Android MeshHelper? Detta är ett kopplat diskussionsämne till det ursprungliga inlägget på https://jkpg-mesh.se/blog/meshtastic-android-integration-my-android-meshhelper --- ## [Problems with Forced Mesh Node Status in ESP-IDF](https://forum.meshat.se/t/problems-with-forced-mesh-node-status-in-esp-idf/83)
**Author:** [@Louie](https://forum.meshat.se/u/Louie)\ **Svar:** 0\ **Senast uppdaterat:** [3 Januari 2026 17:07 UTC](https://forum.meshat.se/t/problems-with-forced-mesh-node-status-in-esp-idf/83 "2026-01-03T17:07:11Z")
The local makerspace has a project for an upcoming light parade that will be held in the old ex-industrial area where we have our space. The idea is to have a bunch of ESP32 devices meshed together with RGB LEDs creating… [Nästa sida](https://forum.meshat.se/c/blogs/12.md?page=1)