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David Edward Hughes
I always thought that either Heinrich Hertz, Marconi or Faraday realized the first radio transmission. But someone was ahead of them;David Edward Hughes (16 May 1831 – 22 January 1900), was a...
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70 cm FM transmitter
Last months I am not very active in radio homebrew activities. Luckily other radio amateurs are. I visited Hans, PE1DWA, last week and he realized a nice DIY 70 cm Wide Band FM transmitter with an RF...
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QSL from the past
In the eQSL inbox of my former callsign PH0RF, I found a QSL from Vlad YL2GC from Latvia. The QSO was from 2004 in SSB (20 meter band);
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Discone Antenna
This weekend I installed the Albrecht disconne antenna '"Allband'".It is an omnidirectional discone antenne capable of receiving 25 - 1300 MHz signals.Transmitting is possible from 50 - 1300 MHz (VHF...
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FT-8
Today I received my first FT-8 signals. I installed latest version of WSJT-X and had the Yaesu FT-450 up and running for the first time since about 2 years,...
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DARES
This weekend I visited the National Safety day in Culemborg. Red Cross, the Navy, Army and Police showed their skills. Also the DARES was present. DARES is an abbreviation for Dutch Amateur Radio...
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50 MHz WSPR
Today I received WSPR signals from Belgium on 6 m WSPR:Off-topic:Sunny autumn afternoon in Soest, 18 Nov 2018
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FT8 experiment on 6m
This morning I made an FT8 QSO with Belgium on 6 m.I found Noel, ON4APU, on 50.313 MHz:Off-topic: Funghi from my garden
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FT-8 40m
Impression of 40 m FT-8 stations that received my 40 m. signals today.I used the FT-450 Yaesu trscvr on 5 Watts RF.
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Balun for long wire antenna
I would like to do some experiments with an end-fed long wire antenna (appr. 20 m. length). One needs a balun for impedance matching. For a longwire antenne a 1:9 balun is recommended.I found a nice...
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First geostationary amateur satellite succesful
Es'hail-2Web SDR:https://eshail.batc.org.uk/nb/More info:https://amsat-uk.org/2019/02/10/qatar-oscar-100-web-receiver-now-live/Es’hail-2 was launched in 2018. This geostationary satellite (fixed at a...
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Maasvlakte2
Recently I found some pre-historic material on the Maasvlakte2 beach. This area has been created from Northsea sand. This sand contains lots of (pre) historic material.Sea-level 100.000 years ago was...
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6m propagation to OH
Today there were good propagation conditions in the direction of Finland, OH.I made a good QSO with OH5ELO on 50.313 MHz (FT8 mode). Used 10 Watts RF from my FT450 transceiver.
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First FT-8 2m RX on 144.175 MHz
In order to be able to use FT-8 (and digimodes in general) on 2m, one must be able to select the USB mode. On eBay I found a nice FT-480R, capable of operating in USB.The Yaesu FT-480R is a mobile...
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Nice Es 2m FT-8 signals today
With a distance of 3134 km, the 144 MHz signals of EA8DBM reached my FT-480R transceiver today:
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First 2m QSO with UK
After completing the prototype of the interface circuit I was able to operate with FT-8 using the almost 40 year old FT-480R transceiver. June 1 I made some FT-8 contacts of which the one with Mike,...
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Rotterdam Tramway Company
The RTM (Rotterdam Tramway Company) Museum in Ouddorp houses a collection of steam and diesel locomotives, as well as beautifully restored carriages and goods wagons, of which some are still in use...
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