rz01.org
Building a LEO SAT ground station - this time for real
What is M17? Why is it so great? And how do I get started?
Did you know you can send SMS via M17?
A lightweight M17 Hotspot
WPSD-M17 Community Fork
Installation Script for the M17 CC1200 Hotspot
Building the CC1200 M17 Hotspot
Game Boy Classic: Backlight Mod and Recapping
M17 Modification for the Baofeng DM-1701
Building the M17 Nokia 3310
Hugo Deployment via SCP and Github Actions
Switching to QWERTY
New Ham Radio Goals for 2025
Logitech MX Ergo: Replacing the button switches
Building the EAntenna Dual Band Moxon for 10m/6m
YFKlog
The 90s Gamer Experience: Handwritten Notes and Maps
13m long vertical Antenna for 160-10m
Shack Upgrade
Statistics and Likes
Homelab Wildcard Cert with Cloudflare and Zoraxy
Cheap low-power Proxmox server
Crispy Doom
About / FAQ / Privacy
Contact
Doom WAD Logbook
Experimenting with OpenSCAD
Spiderbeam HD 12m Fiberglass Mast Mount
Analog DXCC Mapping
Building the Box73 S9 Level Generator Kit
Repair of an AEG Lavatherm Dryer
Troubleshooting a Mikrotik WiFi Access Point
CatSync as a Workaround for local QRM
Yaesu FT-710 TX Audio Settings for the M-70 Mic
mAT-1500Pro: An emotional rollercoaster - or how I destroyed and repaired a brand-new ATU
Shack Rebuild and Relocation
Classic Computing 2024
Ham Radio Article in the 2600 Magazine
Remote ATU based on the ATU-100
When Two become One: QubeDX v3
QubeDX S - The QubeDX's little brother
Radio Operation from the Lightship "Amrumbank"
bear2hugo.py - Migrating from Bear Blog to Hugo
DE-0094: A Vacation POTA by the Sea
QDX and Fldigi on Debian Linux
Notes on the QRP Labs QDX
The QubeDX - a modular CubeSat style QRP Transceiver
Playing Doom in 2024 (not only) on Linux
Retro Console Color Schemes for Quisk
The Beauty of Keyboard to Keyboard Digital Modes
Quisk and Fldigi on Debian Linux
What you should know before buying a Motorola Radio
uBitx Linear Amplifier PTT Control
The Matrix HAM Radio Space now has an AllStarLink Node
On QSLing
APRS TX i-Gate with APRX and the Universal Radio Controller
USB-C Charger for the MD-(UV)380/RT3(S)/GD-77
Replacing the Display of a Xiegu X5105
Improved Hardrock-50 Widget for Quisk
Hosting Gitea and FreshRSS on OpenBSD with httpd and relayd
Hardrock-50 Widget for Quisk
Automating Antenna Rotator Control with Cloudlog and Tampermonkey
Vertical vs Cobweb vs Delta Loop
Remote Control for the Hy-Gain AR-500X Antenna Rotator
Construction of a M0PLK Delta Loop Antenna
The added Value of buying used Computers
The SDF Public Access UNIX System
First-time activation of POTA park DA-0264
Book review: "Amateur Radio Propagation Studies" by IK3XTV
QuanSheng UV-K5: Custom Firmware and Programming on Linux
PulseEffects as Equalizer for the QO-100 Linux Transceiver
QO-100: Adding a second GPSDO as an LNB clock reference
Successful Migration of my Shack PC to Debian Linux
Hermes Lite 2 to Hardrock-50 Interface V2.0
HA: Reading the energy fed into the grid from the meter
Building a SHARI AllStarLink Node
A Declaration of Love to Amateur Radio
Eine Liebeserklärung an den Amateurfunk
Improving the MD-(UV)380/RT3(S)/GD-77 Charger
Remote Power/SWR Meter
Pluto+ Firmware Update
Hermes Lite 2 Interface Box (HR50 and Antenna Switch)
Building the "DM4DS MIDI Box" SDR Controller
Building a LEO SAT ground station: 70cm Eggbeater Antenna
SDR Console: Fixing Audio Stutter Issues
Adding a GPSDO to the Pluto+
Building a QO-100 SDR Ground Station
Building a Dual Band Slim Jim Antenna
Activation of DA-0013 Stromberg-Heuchelberg Nature Park
Offline/Mobile logging to QRZ.com with CloudLogOffline
Wall Mount for CX600 Coaxial Relays
Installing Cloudlog on OpenBSD
Cheap and simple fully automatic antenna switching
MX-P50M Protection Covers
PowerPole Lid for the Miady 7.2Ah LiFePO4 Battery
How long can I POTA with 6200mAh?
MX-P50M Modifications
Review of the PAC-12 Portable Antenna System
Interfacing the BX-184 Microphone with the Xiegu X5105
POTA activation of DA-0020 Neckartal-Odenwald Nature Park
My gear for portable operations
POTA activation of DA-0034 on the Feldberg
Vim Syntax Plugin for Fast Log Entry Log Files
How I do Email
Battery Pack Building
DXPager
First POTA activation
ColorSpot
List of QRP transceivers for portable use
Building an AllStarLink Node
M17 with the TYT MD380 + OpenRTX + Pi-Star + MMDVM
Server Backup with Borgmatic and Borgbase
Hardrock-50 Remote Display
Building the Hardrock-50
qrzlogger
uBitx VFO Knob Mod
uBitx S-Meter Mod
uBitx AGC Mod
Xiegu G1M Stand
uBitx v6
HF Signals Bitx40
ATU-100
qrz.sh - a CLI QRZ.com query tool
Remote Antenna Switch
Shortened 30m Dipole
Xiegu G90 Mods
The AntennaPi
MikroTik: Auto-Backup der Routerkonfiguration auf einen FTP-Server
MikroTik: Zentrales Management von WiFi Access Points mit CAPsMAN
MikroTik: Ausführen von Skripten per SMS
Dynamic DNS for NSD
Correlation Rule Documentation Generator for McAfee SIEM
Patch for the CLI password manager _pass_
Heated Trackball
NSE-Script: SQLite output for Nmap
Little Helper
The One Button Audiobook Player
The Laundruino