Index

This webpage lists all existing pages at www.qrp4fun.de. In addition, there is a search for any terms at www.qrp4fun.de.
 
For those, who visit my webpages often and who want to recognize changes quickly, I will label here in the table of contents new webpages with new and changed webpages with changed at the end of the line for two months. For status informations move your mouse over the respective marker.
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Welcome at QRP4Fun!
Amateur radio − what's this?
Who I am
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News and informations
newAnnouncement: HB0/DK3RED/P, 22 December 2017 to 5 January 2018
Three summits in two days − SOTA in the Black Forrest, 1 to 2 October 2017
Jersey − English language and French flair, 10 to 17 June 2017
Northern lights and amateur radio, 20 to 25 March 2017
End of the year in Liechtenstein, 17 December 2016 to 1 January 2017
On your marks (summits), get set, go!, 2 to 3 October 2016
10th Meeting of QRPer and homebrewer in the Black Forrest, 1 October 2016
On the way in Liechtenstein, 10 to 25 May and 12 to 20 September 2015
Between the years in Liechtenstein, 21 December 2014 to 3 January 2015
Hiking at the Azores, 14 to 25 May 2014
Turn of the year in Liechtenstein, 21 December 2013 to 5 January 2014
7th Meeting of QRPer and homebrewer in the Black Forrest, 5 October 2013
Highland, Lochs and Castles to on the way in Scotland, 17 to 30 August 2013
Mountains, snow and a radio station, 12 to 27 January 2013
Hiking in the Principality of Liechtenstein, 14 to 29 July 2012
Around the Brocken − on the way in the Upper Harz, 14 to 29 January 2012
On the way on water-waves and on radio-waves, 16 to 22 July 2011
Chalk, stones, wind und waves − as radio amateur on Rügen, 9 to 25 April 2011
Around Iceland, 15 to 28 July 2010
Tierra del Fuego − at the end of the world, 19 December 2009 to 4 Januar 2010
Wildflowers in the desert of South Africa, 21 August to 5 September 2009
Festival in the old town of Nauen − amateur radio visualized, 9 May 2009
Handicraft weekend in Jessern, 24 to 26 April 2009
Sand and more − Sandsation in Namibia, 14 to 29 March 2008
Andorra − On the way in the Pyrenees, 25 July to 3 August 2007
Between glaciers and geysers − Crosswise by Iceland, 13 to 26 July 2006
Nepal − Under the roof of the world, 23 December 2005 to 6 January 2006
Ireland, the Emerald Island, 25 July to 7 August 2005
3rd Meeting for QRP, Homebrewing and Youth at the Adlersberg, 23 to 25 July 2004
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Fascination of QRP and DX
What is QRP operation and what should I consider with it?
  What hides itself behind QRP?
  Operation mode − not only with a QRP station
Which technical demands required the QRP operation?
  Antenna Rules of Thumb by Jim Duffey, KK6MC
Where can I receive assistance?
What are DX stations, how do I find these and how reach I these?
  List of DXCC entities
  List of callsign series
  My DXCC results reached until now
  Thoughts on Working DX by Jim Duffey, KK6MC
QRP Hall of Fame
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A lot of fun with telegraphy
(My) reasons for the use of CW
Structure of a CW character
International CW characters
  Enumeration of international CW characters
CW abbreviations
  List of CW abbreviations
CW rate and PARIS standard
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Glance in the shack
QRP Plus by Index Laboratories
Green Mountain 15 by Small Wonder Labs
  Modification for the Green Mountain
Green Mountain 10 by Small Wonder Labs
NorCal40A by Wilderness Radio
NorCal40A by Wilderness Radio
K2 by Elecraft
  Modifications for the Elecraft K2
Spatz by DL-QRP-AG
K1 by Elecraft
KX3 by Elecraft
QRP Automatic Tuner by LDG
  Modifications for the QRP Automatic Tuner
ZM-2 by Emtech
Tuner for multiband Fuchs antenna by Frank Lamprecht, DL7AQT
  Construction of the multiband Fuchs antenna
ZM-4 by Peter Zenker, DL2FI
Multiband vertical using the Fibreglass Telescope Tower FTT by Walter Spieth, DK9SQ
  Vertikal antenne on the balkony
MP-1 by Super Antennas and follower HF-P1
Can antenna by Arthur Wenzel, DL7AHW
  Construction of the can antenna
18m fibreglas telescope mast by Spiderbeam
  Experiences with the 18m fibreglas telescope mast
Multi-band antenna to use out and about
  Construction of the multi-band antenna to use out and about
10m GFK Mast Mini by DX-Wire
6m GFK Portable Mast by Lambdahalbe
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Accessory for the station
NiMH accumulators by Varta
Charger for NiMH accumulators by Basetech
Sealed lead-acid accumulators
  Capacity of lead-acid accumulators
  Charge methods of lead-acid accumulators
  Usage hints of lead-acid accumulators
Charger for sealed lead-acid accumulator by Egston
  Modification to the accumulator charger for sealed lead-acid accumulator
Straight key by Kent Engineers
Squeezer by Kent Engineers
Wabbler by Kent Engineers
Funky − a key using pressure sensors
  Construction of the Funky − a key using pressure sensors
CWF − finger morse key by Gerd Lienemann, DF9IV
  Construction of the CWF − finger morse key
Minkey by Englmar Wenk, DK1WE
Palm Portable Key by Palm Radio
Mini Morse Key by Markus Baseler, DL6YYM (BaMaTech)
Dummy loads
  Various dummy loads
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Meters, testers, tools and tips
Freq-Mite by Small Wonder Labs
Digital Frequency Display DFD1 by Almost All Digital Electronics (AADE)
Frequency counter without current
SWR-Meter
MFJ-259B by MFJ
  Technical documentations for MFJ-259 and MFJ-259B
L/C Meter IIB by Almost All Digital Electronics (AADE)
  Modification for the L/C Meter IIB
WM-2 by Oak Hills Research (OHR)
  Modifications for the WM-2
RF/AF probe by QRPproject
FA-NWT by Funkamateur (Box 73)
  Extentions for the FA-NWT
FA-SAV by Funkamateur (Box 73)
SARK-110 by Melchor Varela, EA4FRB
Noise generator
  Construction of the noise generator
10MHz frequency standard with RS-GGO10M-TG
  Construction of the 10MHz frequency standard with an RS-GGO10M-TG
NJ Islander
  The NJ Islander and ICs
Step drill
  Use of step drills
Magnifying glass
Sprat CD-ROM (first edition with issues 1-100)
  Installation of the Sprat CD-ROM without floppy drive
Adapter BNC-plug to pole-terminal
Coil winding − the easy way
  Tutorial Coil winding − the easy way
Stand for transceiver
  Stand for small transceiver build from a CD case
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Helpful mathematics
Resistors
  Calculation of parallel or series connections of up to five resistors in the series E12
  Calculation of parallel or series connections of two resistors in the series E24
  Calculation of the star-delta-transform of resistors
  Calculation of attenuators
  Calculation of power attenuators
  Calculation of attenuators with minimum loss
  Calculation of signal splitters with resistors
  Color code calculator for resistors
Capacitors
  Calculation of parallel or series connections of up to five capacitors
  Calculation of band spread with variable capacitors
Reactances
  Calculation of parallel and series connections of reactances
  Conversion of reactances in series and parallel connections
Resonant circuits and LC networks
  Calculation of resonant circuits
  Calculation of Fuchs networks
  Calculation of match of resistances with LC networks
  Calculation of match of reactances with LC networks
Power and voltage
  Conversion of power at 50 Ω
  Conversion of power and voltage at 50 Ω
Spherical geometry
  Calculation of the distance and direction between 2 points on earth
Thermal resistor of a heatsink
  Calculation of the thermal resistor of a heatsink
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Special links
QRP clubs
Other QRP stations
QRP equipment and kits
Electronic elements
Antennas and masts
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Software for ham radio operators
Spectrogram by Richard Horne
Spectrum Lab by Wolfgang Büscher, DL4YHF
sPlan by Abacom
Sprint-Layout by Abacom
Azimuth by Tony Field, VE6YP
AZMap by Paul Burton, AA6Z
Free Azimuthal Maps by Tom Epperly, NS6T
Mini Ring Core Calculator by Wilfried Burmeister (SK), DL5SWB and
  Klaus Warsow, DG0KW
NCDXF/IARU International Beacon Network
  Beacon schedule by Ingo Meyer, DK3RED
VOACAP
Kp Index by German Research Centre for Geosciences
Space Weather Conditions by Space Weather Prediction Center
Solar-Terrestrical Data by Paul L. Herrmann, N0NBH
HamQTH by Petr Hlozek, OK2CQR
QRZ.COM
Hamcall (formerly Buckmaster)
SelfHTML
MailWasher Free by Mailwsher and MailWasher Pro by Firetrust
AntiVir
Firefox
Thunderbird
Formpost
Validator of the W3 Consortium
Javascript Lunar Eclipse Explorer by Fred Espenak and Chris O'Byrne
Javascript Solar Eclipse Explorer by Fred Espenak and Chris O'Byrne
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Electronic baubles
WE1 − World radio by ELV Elektronik
KLU2001 − DCF77 controlled clock by ELV Elektronik
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Food for heart and soul
Total lunar eclipse with "super blood moon"
As with the eye doctor
Stealth Antenna
Twisted letters
I love CW
Number problem
Cleaning
I wish you the time by Elli Michler
Inexhaustible power source
When God created the man by an unknown author
Desiderata by Max Ehrmann
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Logbooks and QSL cards
changedLogbooks
QSL cards
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changedGuestbook
Notes for the guestbook
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Index (this webpage here)

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