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*** 4 2 5 D X N E W S ***
**** DX INFORMATION ****
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Edited by I1JQJ & IK1ADH
Direttore Responsabile I2VGW
4K - Special callsigns 4J880M, 4J880N, 4J880NZ, 4J880NZM, 4K880NZ and
4K880NZM celebrate the 880th anniversary of the birth
... Читать дальше »
SB PROP @ ARL $ARLP025
ARLP025 Propagation de K7RA
ZCZC AP25
QST de W1AW
Propagation Forecast Bulletin 25 ARLP025
From Tad Cook, K7RA
Seattle, WA June 18, 2021
To all radio amateurs
SB PROP ARL ARLP025
ARLP025 Propagation de K7RA
Solar activity was lower this week, with average daily sunspot
number declining from 34.9 last week to 13.9 this week. This average
was affected by the one day with no sunspots, Saturday, June 12
Average daily solar flux dropped from 77.7 to 75.2. The Penticton
observatory in British Columbia (the source for 10.7 cm solar flux)
did not report a noon reading on Wednesday, June 16, so we averaged
the morning (76.9 at 1700 UTC) and afternoon readings (77.1 at 2300
UTC) to come up with 77 as a reasonable approximation.
Normally the local noon reading (2000 UTC) is the official number
for t
... Читать дальше »
SB DX @ ARL $ARLD024
ARLD024 DX news
ZCZC AE24
QST de W1AW
DX Bulletin 24 ARLD024
From ARRL Headquarters
Newington CT June 17, 2021
To all radio amateurs
SB DX ARL ARLD024
ARLD024 DX news
This week's bulletin was made possible with information provided by
HA0HW, LU4AAO, The Daily DX, the OPDX Bulletin, 425 DX News, DXNL,
Contest Corral from QST and the ARRL Contest Calendar and WA7BNM web
sites. Thanks to all.
AZERBAIJAN, 4J. Special event station 4J880M is QRV from
Mingechevir until July 1 to commemorate the birth of writer and
philosopher Nizami Ganjavi.
KENYA, 5Z. Jacob, AK0SK is QRV as 5Z4/AK0SK from Nairobi. Activity
is mostly on 40 to 10 meters. His length of stay is unknown. QSL
to home call.
BALEARIC ISLANDS, EA6. Andy, DK5ON is QRV as EA6/DK5ON until June
20. Activity is on 40 to 6 meters using C
... Читать дальше »
A very full week of activity except maybe for Friday and Saturday. Plenty of DX about. I worked a few stations but I’ve also been playing with a NanoVNA on my antennas. What a wonderful little gadget it is. Hmm, I need to read up about Smith Charts! ... Читать дальше »
THIS WEEK'S CONTESTS
June 14 - 21, 2021 Edition
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THIS WEEK'S CONTESTS:
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ARRL June VHF Contest: 1800Z, Jun 12 to 0259Z, Jun 14
Geographic Focus: United States/Canada
Participation: Worldwide
Mode: All
Bands: 50 MHz and up
Classes: Single Op All Band(Low/High)
Single Op Portable
Single Op 3-Band
Single Op FM
Rover ... Читать дальше »
Понедельник, 29.04.2024, 19:10
SB PROP @ ARL $ARLP025
ARLP025 Propagation de K7RA
ZCZC AP25
QST de W1AW
Propagation Forecast Bulletin 25 ARLP025
From Tad Cook, K7RA
Seattle, WA June 18, 2021
To all radio amateurs
SB PROP ARL ARLP025
ARLP025 Propagation de K7RA
Solar activity was lower this week, with average daily sunspot
number declining from 34.9 last week to 13.9 this week. This average
was affected by the one day with no sunspots, Saturday, June 12
Average daily solar flux dropped from 77.7 to 75.2. The Penticton
observatory in British Columbia (the source for 10.7 cm solar flux)
did not report a noon reading on Wednesday, June 16, so we averaged
the morning (76.9 at 1700 UTC) and afternoon readings (77.1 at 2300
UTC) to come up with 77 as a reasonable approximation.
Normally the local noon reading (2000 UTC) is the official number
for t
