Explore our growing collection of high-quality kits and accessories for amateur radio enthusiasts. Whether you're a beginner or experienced ham, you'll find hands-on electronics, training tools, and QRP gear to power your radio hobby – at home or in the field.
New
50Ohm Dummy Load Kit – Compact QRP Dummy Load for Ham Radio & Beginners
€14.99*
The 50Ohm.de Dummy Load is more than just a practical accessory – it’s the perfect soldering project for newly licensed ham radio operators, training stations, or portable operations. Developed by DL1FLO (Florian Schmid) and DL9MJ (Matthias Jung) in cooperation with the DARC AJW department and blinkyparts, this open-source kit combines functionality and learning.
What is a Dummy Load?
A dummy load is used to safely test a transmitter without radiating RF energy – the power is converted into heat. Perfect for radio checks, power measurements, and training purposes.
Why this Dummy Load?
Compact sandwich design with minimal stray inductance
Optimized for QRP operation (not suitable for high power)
Handy BNC connector
Built-in measurement circuit (diode + capacitor)
Two identical PCBs for easy assembly
50ohm.de as a learning platform
Lovingly hand-packed in Germany
Kit Contents
2x identical PCBs
20x 1kΩ resistors (3W, 5%)
1x BNC connector (50 Ohm)
1x 10nF capacitor
1x Schottky diode (BAT41)
Perfect for:
Young and newly licensed ham radio operators
Training & educational stations
Outdoor and QRP portable operations
Soldering beginners (with detailed manual)
Our motto: "Soldering connects!"With the dummy load kit from 50ohm.de and blinkyparts.com, you're not only getting a functional RF test device, but also a fantastic learning experience – perfect as a gift or for your own skills development.👉 Looking for more info or build instructions?Find the full documentation, step-by-step guide, and FAQ in our wiki: 📖 50Ohm Dummy Load – Wiki & Build Guide
New
Draussenfuchs 433 MHz Foxhunt Transmitter – License-Free DIY Kit
€17.99*
Foxhunting for Everyone – with the Draussenfuchs 433 MHz Transmitter
The Draussenfuchs 433 MHz Transmitter is a license-free, beginner-friendly foxhunt transmitter for exciting outdoor radio activities. Ideal for schools, youth groups, hobbyists, and anyone curious about radio direction finding – no license required!
What is Foxhunting?
Foxhunting (also known as ARDF – Amateur Radio Direction Finding) is like a modern scavenger hunt using radio signals. A hidden transmitter ("fox") emits short signals at regular intervals. Participants use directional antennas and receivers to locate the signal source in the field. It's a perfect mix of outdoor fun and radio tech!
Inside the Draussenfuchs Transmitter:
433.92 MHz ISM transmitter (license-free)
ESP32-C3 Super Mini – WiFi/Bluetooth capable for extensions
Emits a 0.2-second beep every 2 seconds (ASK/OOK modulated)
Efficient: runs up to 120 hours on AA batteries
Optional 3D-printed mount and PCB for easy assembly
Perfect for:
STEM workshops, education & schools
Beginners and unlicensed users
Outdoor games & group events
DIY electronics enthusiasts
Complete Foxhunt Setup Available
Want to start immediately? We offer a matching receiver (433 MHz, receive-only – 100% legal without a license) and a compact Yagi directional antenna for signal hunting.
We also provide ready-to-go foxhunt rental kits that include transmitters, receivers, and accessories – perfect for events, schools, or clubs!
More Info & Build Instructions
👉 You’ll find detailed instructions, parts list, and tips in our Wiki:
➡️ Draussenfuchs on the blinkyparts Wiki
Note: The transmitter meets all legal requirements for ISM use (duty cycle & frequency). No amateur radio license required.
New
Draussenfuchs – 433 MHz Yagi Antenna Kit for Fox Hunting (ARDF)
€14.99*
433 MHz Yagi Antenna – Lightweight Kit for Fox Hunting & ARDF
The Draussenfuchs Yagi Antenna is a lightweight, DIY antenna kit specifically designed for 433 MHz amateur radio direction finding (ARDF) and fox hunting. It is the ideal companion for our Draussenfuchs 433 MHz transmitter.
Why this antenna?
Optimized for 433 MHz – perfect for ISM and ARDF applications
Lightweight & rollable – can be easily packed away when not in use
Durable & safe – ideal for outdoor use, youth workshops and educational purposes
DIY-friendly – based on simple, widely available hardware store parts
Included or needed parts:
Measuring tape (12.5 mm wide), cut to length
Irrigation tube (6 mm outer diameter)
4-way connectors, heat shrink tubing, M3 threaded rod
Custom Yagi PCB for stable assembly
SMA connector for side-mounted PCB connection
Recommended accessories:
Antenna cable (connects radio ↔ antenna)
Draussenfuchs 433 MHz transmitter kit
Learn more:
Find a detailed build guide and tips in our online Wiki:
👉 ➡️ Go to the Wiki article about the Draussenfuchs Yagi Antenna
Note: This directional antenna is ideal for license-free 433 MHz use and works with any compatible receiver – such as our legal, receive-only handheld unit, perfect for use without a radio license.
New
Quansheng UV-K5(8) Receiver for 433 MHz Fox Hunting – Modified Version, Transmit Disabled
€39.99*
Quansheng UV-K5(8) 433 MHz Receiver – Modified for Legal Fox Hunting Use
This special version of the Quansheng UV-K5(8) is specifically modified for use in 433 MHz fox hunting (ARDF). With the custom pre-installed firmware, the transmit function is completely disabled – making it legally usable by non-licensed users in many regions.
All required settings are already preconfigured. Just turn it on and start hunting – no programming, no setup required. Perfect for beginners and seasoned foxhunters alike!
Key Features
✅ Custom firmware for 433 MHz fox hunting – transmit function disabled
✅ Fully legal for unlicensed users (receive-only)
✅ 200 memory channels & direct access to the 433 MHz band
✅ Dual-band reception (VHF/UHF), includes FM, Airband, NOAA weather
✅ Built-in flashlight, VOX, scrambler, CTCSS/DCS, cross-band features
✅ Frequency counter & wireless radio replication
✅ Rechargeable via USB-C or desktop charger
Package Contents
1 × Quansheng UV-K5(8) handheld unit (modified version, no transmit)
1 × 7.2V 1600 mAh Li-Ion battery
1 × SMA-Female dual-band antenna
1 × Desktop charger (110V–240V)
1 × Belt clip
1 × Hand strap
1 × USB programming cable
1 × English manual
Technical Specifications
Dimensions: 115 x 60 x 37.5 mm
Weight: 234 g
Reception Frequencies:
FM: 50–76 MHz / 76–108 MHz
AM (Airband): 108–136 MHz
VHF: 136–174 MHz
UHF: 400–470 MHz / 470–600 MHz
Fully supports 433 MHz reception
Memory Channels: 200
Battery: 1600 mAh Li-Ion, rechargeable
NOAA Weather Channels: 10
Charging: USB-C & desktop cradle
Extras: flashlight, VOX, frequency counter, scrambler, replication
Recommended Accessories for Fox Hunting
🦊 Draussenfuchs – 433 MHz Foxhunt Transmitter DIY Kit
📡 Yagi Antenna Kit – Optimized for 433 MHz Fox Hunting
🔌 Antenna cable for radio to external antenna (link follows)
🔄 SMA to BNC adapter – ideal for antenna switching (link follows)
Note: This modified unit is receive-only. Transmitting is permanently disabled and the full functionality of the original radio is not available.