Radioamatør
Call Sign: OZ4BSD
01.Nov.2017: Danish Category A
CEPT Radio Amateur License - CEPT/Rec. T/R 61-01
Grid Locator: JO65fw
Organisations and Authorities
- International Radio Amateur Union
- RDE-Posten, Radioamatører der eksperimenterer
- Energistyrelsen, radioamatører
- Eksperimenterende Danske Radioamatører
- American Radio Relay League
- Radio Society of Great Britain
- IARU Region 1: Europe, Africa, Middle East & Northern Asia
- IARU, International Amateur Radio Union
- European Conference of Postal and Telecommunications Administrations (CEPT)
- Ham Radio Science
- World Wide Radio Operators Foundation
- QRP Amateur Radio Club International, QRP ARCI
- Mid-Sussex Amateur Radio Society.
- GQRP Club is a non profit organisation run entirely by volunteers to promote Low Power Radio (SPRAT Journal).
Ham Radio Study
- SCARS, The South Canadian Amateur Radio Society, including Morse Code Tutor.
- Welcome to LCWO.net - Learn Morse Code (CW) Online!
- HamTest UK
- HamStudy, training.
- D Licens træning.
- B Licens træning.
- A Licens træning.
- Antenna Theory
Tools and Test Equipment
- Midnight Ultimate Keyer
- SARK-110 Antenna Analyzer
- Dansk Scanner Information
- Amateur Radio Wiki, Australia
- Midnight Design Solutions, Midnight Ultimate Keyer.
Ham Radio Shopping
- Xiegu.eu worldwide distributor, store by Pileup, Xiegu G90.
- Sinotel UK, selling Xiegu G90.
- Radioddity, Amateur Radio Shop
- SDRplay
- LNR PrecisionMountain Topper QRP radio.
- Elecraft Ham Radios.
- YouKits QRP radios.
- Ultra-compact transceiver Lab599 Discovery TX-500
- Home of BITX
- CRkits, quality QRP radio kits directly from China.
Accessories Shopping
- Zeenko Store, Hugen nanoVNA.
- RF and microwave components and integrated assemblies.
- Emtech Radio Gear
- QRP Project / DL7NIK - Nik
- 4 State QRP Group
- BridgeCom Systems
- Kent Morse Keyes
- German Funk Amateur Online Shop
- SDR Kits in Europe
- WestMountainRadio
- American Morse Equipment
- Zerobeat on Communications, Zerobeat.net is devoted to radio communications.
- HamCrafters, Ham Radio Kits
- QRP Labs, the QRP Labs 5W Transceiver QCX
- SignaLink Computer Interface.
- TinyGate Computer Interface.
- QRPGuys is an organization of hams that offers budget and unique ham radio kits.
- Grimeton Radio Station
- QRP Works
Antenna Shopping
- Super Antenna MP1
- PackTenna makes ultralight, portable HF amateur radio antenna systems and accessories.
- Pacific Antenna QRP Kits.
Tips and Information
- Collection of resources, notes and tools to assist Radio Frequency designers.
- Information about the nanoVNA.
- Getting Started with the nanoVNA.
- QuickSmith Chart
- QRPschool
- AmateurLogic TV, Ham Radio and Technology
- Ron Hashiro, The Art of Making a Contact By Radio
- Reverse Beacon Network
- PSK Automatic Propagation Reporter
- Weak Signal Propagation Reporter Network, WSPR
- NCDXF/IARU International Beacon Project
- WSJT Home Page, FT8 and WSPR by K1JT.
- K8JHR Ham Radio Operator
- D-Star4All
- HamRepeater
- QRP School
- DG5MK Webseite
- Maidenhead Grid Locator, and tracking satellites.
- Electronics Blog by VE3POA
- K8ZT Information about Digital Modes
- OH8STN Ham Radio Operator
- OZ3EDR
- Space Weather Services, for Stockholm HF Radio here....
- Debian Hamradio Pure Blend
Satellites
- Amsat-UK
- Work FM Amateur Radio Satellites
- Birds 3 Project, Satellite Project
Build Equipment
- Wolfgang Wippermann, DG0SA, building Baluns.
- ZLP Electronics, DigiMaster MiniProSC Interface.
- SAQ / Grimeton 17.2 kHz Up Converter to 12 MHz
- Build Your own Wire Antenna
- DigiMode-1 Interface for ICOM IC-718
- K3NG Arduino Keyer
Own Equipment
- QRP Labs order 15719: QCX CW transceiver kit (40m) Serial Number is: 2829
- Firmware revision T1.00e (upgrade IC 1.03 installed), PCB board revision 3.
- QRP Labs QLG1 GPS receiver kit.
- QRP Labs QCU Clock kit, PCB Revision 4, firmware c1.02a.
- The Limerick Sudden Z-Match Kit from the G-QRP Club
- The Ultimate Keyer from Midnight Design Solutions
- Dual Band Trap Dipole Antenna 20/40 meter, from Pacific Antennas.
- Vector Network Analyzer, nanoVNA (brand: AllAboutFun), accepts nanoVNA-H, nanoVNA original firmware.
- Firmware installed: ttrftech/NanoVNA 0.8.0-20200620.bin (build/ch.bin).
- ...next time, make sure to order the NooElec nanoVNA, better quality.
- Vector Network Analyzer, nanoVNA-H (brand: Hang Shan Store).
- Firmware installed: hugen79/NanoVNA-H NanoVNA-H_20200118.bin
- Antenna cable attic to shack, RF400 LTA, solid center, velocity ratio=84%,
inner resistance=3.2 ohm/km, braid resistance=7.5 ohm/km. - TennaDipper II from QRPkits Pacific Antenna, determining the 50 ohm resonant frequency of an HF antenna or antenna tuner.
HF Propagation

