Английское слово "repeater" (т.е. повторитель) означает то же, что ретранслятор, то есть автоматическая приемно-передающая радиостанция, предназначенная для увеличения дальности связи (как правило - местной радиотелефонной, на УКВ с частотной модуляцией). Принимаемые приемником репитера сигналы одновременно передаются обратно в эфир, но на другой частоте. Антенны репитера устанавливают насколько возможно высоко, поэтому радиус действия такой системы оказывается намного большим, чем можно получить при прямой связи, используя, например, пару карманных УКВ-трансиверов. Таким образом, имея при себе миниатюрный приемо-передатчик мощнос
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THIS WEEK'S CONTESTS
January 28 - February 4, 2019 Edition
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THIS WEEK'S CONTESTS:
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QRP Fox Hunt: 0200Z-0330Z, Jan 30
Geographic Focus: United States
Participation: Worldwide
Mode: CW
Bands: 40m Only
Classes: Single Op (Fox/Hound)
Max power: 5 watts
Exchange: RST + (state/province/country) + name + power output
QSO Points: 1 point per QSO
Multipliers: (none)
Score Calculation: Total score = total QSO points
Submit logs by: 0330Z January 31, 2019
E-mail logs to: (see rules)
Mail logs to: (none)
Find rules at: http://www.qrpfoxhunt.org/winter_rules.htm
Phone Fray: 0230Z-0300Z, Jan 30
Geographic Focus: North America
Participation: Worldwi
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To realize this Bullettin Sixitalia use news (except when clearly indicate) extract by (in alphabetic order): 425dxn, 50 MHz DX News by OZ6OM, ARRL DX bullettin, Dxcoffe, DXNL, www.dx-world.net, ICPO, M
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SB PROP @ ARL $ARLP004
ARLP004 Propagation de K7RA
ZCZC AP04
QST de W1AW
Propagation Forecast Bulletin 4 ARLP004
From Tad Cook, K7RA
Seattle, WA January 25, 2019
To all radio amateurs
SB PROP ARL ARLP004
ARLP004 Propagation de K7RA
Sunspot group 2733 appeared on Tuesday with a sunspot number of 18,
and on Wednesday it increased in size with a sunspot number of 19,
which was also the sunspot number on Thursday, January 24.
See images of this sunspot group at,
http://www.solarham.net/regions/2733.htm
2733 is a remnant of old Solar Cycle 24. Average daily sunspot
numbers increased to 5.3, from 0 the previous week. Average daily
solar flux increased slightly from 69.4 to 69.8.
Average daily planetary A index increased from 4.9 to 5.9, while
mid-latitude A inde
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*** 4 2 5 D X N E W S ***
**** DX INFORMATION ****
===========================
Edited by I1JQJ & IK1ADH
Direttore Responsabile I2VGW
5X - The TT8RR & TT8XX DXpedition to Chad, originally planned for
February-March [425DXN 1437], &quo
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===========================
*** 4 2 5 D X N E W S ***
******* CALENDAR *******
===========================
Edited by I1JQJ & IK1ADH
Direttore Responsabile I2VGW
PERIOD CALL REF
till 28/01 9M6NA: Labuan Island (OC-133), East Malaysia 1445
till 28/01 GB2KW: special event statio
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Понедельник, 11.08.2025, 07:31
SB PROP @ ARL $ARLP004
ARLP004 Propagation de K7RA
ZCZC AP04
QST de W1AW
Propagation Forecast Bulletin 4 ARLP004
From Tad Cook, K7RA
Seattle, WA January 25, 2019
To all radio amateurs
SB PROP ARL ARLP004
ARLP004 Propagation de K7RA
Sunspot group 2733 appeared on Tuesday with a sunspot number of 18,
and on Wednesday it increased in size with a sunspot number of 19,
which was also the sunspot number on Thursday, January 24.
See images of this sunspot group at,
