globalc
globalc.bsky.social
globalc
@globalc.bsky.social
Linux / Japan / Tinkering with technology

Real world/Fediverse: https://chaos.social/@globalc

#Japanese ( language | culture )
#SelfHost as much as possible
#Retro hardware and gaming
#HAMradio: JL1AYH
#RSS fan
#Cycling
#Fedora
Are you looking for an introduction into "Software Defined Radio", especially together with Linux?
I'm introducing the basic concepts, and software gprx and OpenWebRX+.

Might contain segways into #HAMradio . 😃

Slides: fluxcoil.net/files/presen...
January 26, 2026 at 12:09 PM
At #39c3 , HAMs presented about their radio contact with Fram2, a spaceX mission.
We will discuss this on Friday, January the 16th, in #Tokyo ( 7pm, room #202 at Jiyugaoka Juku Center ) at the local club - come over if you are in the area!

Recording in German: media.ccc.de/v/39c3-amate...
Amateurfunk im All – Kontakt mit Fram2
Wir geben Einblicke in zwei intensive Wochen Planung, Koordination und Aufbau, den Betrieb einer (improvisierten) Bodenstation, sprechen ...
media.ccc.de
January 15, 2026 at 9:56 AM
I finally found the time to connect my Morse key to the computer, worked out as simple as I hoped - the Morse key is simply shortening a circuit, which is the same as mouse button switches are doing.

So now I can also practise to give CW.

Details: blog.fluxcoil.net/post/2025/12...

#HAMradio
Connecting a Morse Key to the computer
Since spring of this year I’m learning to pick up morse code, so to hear sequences of dits and dahs/long and short sounds, and interpret the characters they represent.\nThat’s progressing.. but it’s j...
blog.fluxcoil.net
December 25, 2025 at 9:41 AM
Tokyo at night, near the emperors palace
November 15, 2025 at 11:26 PM
We do an evening around #LoRa devices and #Meshtastic on Friday.

- What are Lora, how does Lora relate to WiFi
- What's Meshtastic, will bring in some devices
- I'll explain this BBS use case idea, how it works

Location: Nov 21st, 7pm, Meeting room 202 at Jiyugaoka juku Center, Tokyo
November 15, 2025 at 1:32 AM
Reposted by globalc
It is November, and that means "Butt Sumo" (尻つみ祭り) time again at the local shrine here in Ito, #Japan. Contestants stand back-to-back on a raised dais and, at the signal, attempt to bump their opponent off. The winners are sometimes surprising.
November 10, 2025 at 1:48 PM
Reposted by globalc
Drop by the Tokyo Linux User’s Group booth at OSPN OSC and convert your PC to Linux today!
October 25, 2025 at 3:35 AM
Tried to replicate an old style BBS connection over #meshtastic devices, like we had over phone lines in the past. Not just simple message push/pull, all the blinkenlights!

Details: blog.fluxcoil.net/posts/2025/1...
#lora #meshtastic #ham
Lora Meshtastic BBS Testing
Terms Details on some terms I will use:\nLoRa (“Long Range”) is a technology for transmitting data via radio signals. It’s designed for much longer distances than Wifi: the record for LoRa is around 3...
blog.fluxcoil.net
October 17, 2025 at 11:43 PM