NEWS  Translation from Czech? (1) (2) (3) Archive:2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001

Ladder crystal SSB filters OK2JI. W7GJ prepares EME expedition to Polynesia. OK1KKP: do you remember? April issue of 2m EME NewsLetter DF2ZC. Who is looking to get new egg? Article focused to electronic fuses.  QRP Contest DL3IAS. 122GHz by OK1EM. International Hamradio day. New round of Transatlantic tests. Updated links of OK and OM hamradio web pages. Thanks for help! Will hamradio repeaters survive year 2020? In OK await on April 5th. wind + snow fall. On 24-25.4 join ARI EME Spring Contest. News by OK1CJB, OK1IF. Al K2UYH released new EME NewsLetter for 70cm and above. On April 4th. join the OK VHF Easter contest. Simple GPSDO oscillator by OK1UFC. All year 47 GHz contest. 2m antenna by PA1TK. 47 GHz slot radiator. In OK await on April 5th. wind + snow fall. On 24-25.4 join ARI EME Spring Contest. News by OK1CJB, OK1IF.  Simple oscillator GPSDO OK1UFC. 47 GHz Comulative Contest. 2m antenna at PA1TK. 47 GHz slot antenna. Web pages HB9RYZ. Preparation of changes in General conditions of VHF/UHF contests. News of ON0EME. K1JT celebrates on 29th March significant jubilee, happy birthday! KB7Q continues with 23cm EME expedition. Dubus 9cm contest by: OK1KIR, G4CCH, G4NNS, PA3DZL. Test gear for hams. Excursion of V.O.A. station. JA1WQF, DC7KY and DL7YC saw each other on 25th March on 47 GHz off the Moon, GL with first contacts! On Tuesday 30.3 are predicted better tropo condx, check the DX Cluster. Local oscillators for µW transverters. We kindly ask you send us update (and add new) of your web pages / blogs links. We shall share good news! March 2021 "Covid" Contest OK5K. Falkland islands ham radio (incl. VP8EME): video. Icom IC7300 bad TX. N5RJX's EME portable project: steps toward Moon. Desert beacon for Texas. EA Micro session presentations. We hope there are still hamradio designers in EU who will be able to use such machine effectively. TEP again. March subregional by OK2KKW. First two metres? CEPT is closed till 1st.Sept. Simple antenna elevator gear. OK2BDS passed away. Next active OK VHF OM, who will be missed on the band...RIP! 76GHz feed RA3AQ. New EME NewsLetter DF2ZC, focused to 2m band. Production of SPF5189Z is over. What about QPL9547? Results of the OK QRP Winter Contest. QSO 144, 432 MHz. Winter BBT in DL. DARC don't need logs till 34h. Possible wording of the new British Ham radio direction. How important influence could impose it into EU rules? On Monday 22.3 Roskosmos launched OM/HA satellite OM9GRB. More here. Something would be beneficial. Helix feed for 23cm EME by G8HAJ. 9cm EME weekend Invitation. On Sunday will be held Activity contest. March subregional 2021 by I1KFH. One more notification abt. IARU Contests evaluation - not as CRC wrote. Actual VHF_Newsletter IARU, v.88 here. "Magic band" EME DX without FT8, CW + JT65 only! Chinese 2m PA. Attractions, or junk? Some other "UFO DX QSO" found? ARRL EME Contest 2020 results. CW is the boss! OK1EM's waveguide attenuator for 47 GHz band. 23cm NAC by OK1TEH + IQ3LX in Dolomites 2511m ASL. YU1CF suggest new, robust contesting antennas for 23cm and releases new cross 2m EME Yagi for DX-trips. So far unclear last years DX QSOs from EI to RA6 area. TEP(?) as well as on the new HF band? And real CW! SM3AKW SK RIP! Remind him. OK1SC is in hospital due to fall down from antenna, SP6MLK w. Covid. Keep well! Videocard from Brasil. When your transmitters are not registered, you may loose it. OK Easter Contest. We may await time of Amateur radio power restrictions. Annotation of the week. More here. Compare VK3UM. Take care! This link is not focused on FT8 operators! More. Summary: DL0GTH in the last UHF/SHF Contest. March VHF contest 2021 by: DL3IAS, OM3KTR. POTY antenna by OK1UFC. PSU CAN control by OK1UGA. Gale is awaited. Fix your antenna in parking position! 2m beacon reception at 7000km QRB? Listen yourself. DB6NT and DK5NJ made during March contest new IARU R1 record on 241 GHz band, QRB 64 km. Congrats! March VHF contest 2021 by: OK1ZHS, OK2WO, OK5K, DR5T. Claimed results in: 9A, S5, OK, OM, PA, G. Update of  OK2KKW web page on the end of C-test season 2020: our results, contest results table & Awards. Clean pattern design of the 13.el. G0KSC long Yagi for 2m. International results of MMC2020 available here. OK1DOZ SK. Into collection of problematic 23cm PAs. Good opportunity, how to enlarge hamradio knowledge.. Septum feed for SHF. Vaclav Sirko, OK1VYR is SK. Weather for March contest. LNA DH5YM. OK1DSZ at YT. W5LUA wrote presentation about TWT power supplies and 6cm antenna. March tropo by OK1TEH, OK1ZHS. Handful info abt. DX connections in 77/80GHz band by N9JIM. Insurance against FT8 + interference in USA? Final results of the Russian EME Contest 2020 here. VHF contesting in USA - short info AF4JF. 3000+km DX. Is the forthcoming free limit of ERP in Britain (10W EIRP only) appropriate response to the rage of "Greens"? On 2nd March will be held 2m NAC with good tropo from OK to OZ/SM. Dubus CW EME Contest at SP6JLW. Leave your announce about planned participation in March subregional C-test. Check your Weather forecast. Next meeting of IARU and Telco regulators about compatibility of 23cm band and satellite navigation service. Lockdown in OK within March Contest. CB trends in VK ham radio licensing will help to destroy SHF bands? Results of the German Winter BBT. On 23cm was even QRV OK1IF? Total 227 DXCC on 2m only. Good score. Claimed stations list of Winter OK QRP C-test.Will CRC at NRA defend interest of hams, how G4SJH believe? Due to Coronavirus attack number of hamradion novelties is going down, Sad to say,OK5YY died due to Covid. Will be this year held European Hamradio show Friedrichshafen? Mangers believe, Sat dish rotor controller. Interesting virtual microwave meeting in EA. Look at the US4ICI design products. 24GHz beacon by G4BAO. SSPA for 76GHz. TWT up to 70W. Experiments w. power up to 500W at 47GHz + 100W on even higher GHz. Leave announcement of your estimated activity in the present DUBUS/REF EME Contest this weekend please! Video shots from several EME and VHF+ DX-peditions: 1, 2, 3 + 4, 5 + 6, 7, 8, 9, 10, 11, 12, 13, 14 and 15. Short movies of some of low bands DX-peds: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20. When you need new scale for panel meter. More. For adjustment you can simulate thermistor by fixed resistor. Preliminary international MMC results creates questions. Next contest already this weekend! QRP is < 100kW.
Web pages of OK1JTZ. Upgrade VK4GHZ for rotator controller by K3NG. G3LDR start up his μW enthusiasm. New IARU R1 record in 241 GHz band: 38,5km. Large life gallery PA0SSB. VK3CV's 122GHz at OK1UFL. Microwave adventures G1DFL. 70cm PA w. BLP05H9S500P - note. And what 23cm? Quadrantids 2021 peak. OK1DIX fixed mistake in VUSC. New island in JO35/36? Worldwide 47GHz EME development by PA0EHG. Winter QRP Contest & BBT by: DL3IAS, OK1MWW & 1VOF. EB3DYS's pics of 47GHz 1W SSPA failure fix. Winter QRP Contest & BBT 2021 by: OK1TEH, OK1KUR, OK1ADT, OL0M. New 2m EME NewsLetter DF2ZC. 47GHz Snow scatter QSO 110km QRB. Last year UHF/SHF Contest IARU and VHF MMC by statistics view. New UHF/SHF EME NewsLetter K2UYH. Such Monthly Journal introducing hamradio guys is missing in EU. Don't forget to 6th Feb. Sunday BBT (+more) and OK Winter QRP Contest (70cm 09-11 UTC, 2m 11-13 UTC).  Last update of performance measure of IC9700
+ sideband noise of next gear. WA6JBD talk not only abt. μW. For "big IARU" probably end of GHz bands in EU isn't crucial? Destroy of VHF DX traffic due to HF unification. YU1CF and Antennas-amplifiers company has for sale low attenuation narrow-band filter. IARU melting pot. Maybe you may have an interest participate in this workshop. Web 7arrays.  Low noise, high IP3 TQP3M9036. First QSO OK - VP8 on 70cm completed on 1.2 by OK1KIR. Congrats! Overview of W6PQL SSPAs solution. BG7TBL has for sale (not only) generator up to 15GHz. TF extended 70MHz. Winter BBT & next VHF C-tests. 122GHz external mixer by OK1FPC. EME condx today. Telegraph web page OK1RR. Interesting discovery. 13cm echoes. OE5VRL/OE4WOG agreeds our translation of 122GHz article. OK1DIX released new VUSC log. Will be HS0ZOP as well QRV on 23cm? Gallery of pics from VHF DX-peds. What about CRC members list? Technical memos of NGVLA project. IEE: Uncertain future of the amateur radio hobby. AB1OC: EME station. You know it, but for completion. OE2IGL created 10GHz portable EME gear. More. KC6QHP Reactance labs. Parabolic dishes for even shorter waves. Use of 27 m. dia. big dish for EME. Li-Fe battery for ordinary use. News in filters production notably for 5G. OK2TEJ abt.coils. Ham radio ways to home made switching PSUs. Remembrance to amazing tropo condx on Jan.1974 + 2008. HS0ZP QRV 70cm EME. OK1UFC' generator. Czech National regulator move ham radio band 6cm to WI-FI. CRC keep silence. Cheap components 4 SPSU. Result list of REF/DUBUS European CW EME Contestu 2020. PicoVNA network analyzers. RLC SMD meter. ICOM 7400 reparation. G8AGN about transvertor VK3CV for 122GHz. New 144 MHz EME NewsLetter DF2ZC. Good results on VHF bands needs brilliant operator, low noise HF transceiver + x-vertor, X-tal filters, PA & ant. Within these days let's remind David OK1RK amazing operator and great guy, who passed away 2 years ago. 300W Pa kit for 144MHz. Soldering station for SMD. As well as here. Future of broadcasting. More. SWL-ing. Very low phase noise oscillators. Such changes in OK would be real pleasure for CRC? KA6U on the road. Final of OK November MMC results 2020 were released. Final Contest results of MMC in DL, OM, IK, F & PA. CRC as well as IARU changed VHF Contests rules. Log shall be sent within 34 hours! More here - page 80. OK2PE is newly QRV EME on 23cm. Congrats!  Invitation to OK Winter QRP VHF C-test 2021. TVI protector. On the UKμW Group web is available volume 2019 of Scatterpoint newsletter. Maybe brass-hats tests of Es? On Wednesday Jan. 13. you may discuss 122GHz transvertor VK3CV. Rotator controller YAESU by VK4GHZ. W5LUA released new article about his tests on 122GHz. Interesting QRO devices: 1, 2, 3, 4, 5. Beacon keyer. Interesting and public open book. Important, but prone to forget. Where to buy w/o  tax & VAT? VHF DX book. 365GHz QSO video. ISS crossband repeater. Video abt. radiotelescope FAST Antenna production for ALMA. IARU released info abt. 23cm & Galileo EMC. Analysis of ATV + RNSS EMC. See p.31+ Solution: stop ATV! Wet snow & icing impair narrow band antenna performance. Notably in JO50TI hill. January NAC by OK1TEH. Zdeno OK2ZW passed away. Controversial guy, but brilliant operator. SK of PA0SSB & LA8KV, EME legends. Home made light parabolic dish. National regulator consider bandwidth as data troughput. A bit about greasing. K1JT release next version of the WSJTX SW...why? FTDX10 w/o VHF: CB op.dream? 2kW SPSU for 28V PA. On January 3rd. remind peak of the MS shower Quadrantids. More. On Sunday will be held Contest Romagna. For 2021 we wish you good health, happiness, peace and make love, not war! See you soon on V/UHF bands! We have final results of VHF + UHF Contests IARU in OK. DL0GTH's documents here & here. New devices. Geminids 2020 by: OK1TEH, OK1MZM, OK2PWY, OZ8ZS, SM6FHZ, LA4YGA, UA stations. Leonids PE1ITR. MMC OK results for final check. Web GS35b. More. OK1CDJ prepares new dish for 13cm gear. Toward CB. Another super DX QSO on 2m + 13cm. 23cm IARU info. What OK1VR wrote 60 years ago. 122GHz success. Extreme DX propagation within Geminids? Looking for more MS DX QSOs? Try Ursids! UHF-C results in HB9. This web has no cookies! Do you have EM loc? Oscillators + PLL by DF9NP. UHF-C results in OM & DL. Logical schematics but who from you use such topology? More. ARRL defend hamradio interests. But here? PA0EHG wrote article about cooling of 6mm LNA (NF) & image noise.

Link to 2020 News. Statistics.


QRV  list - May subregional Contest

Beacons QRB Maps (1) (2) (3) (4) Profiles

Today EME
Actual EME condx - by MMMonVHF

Present MS condx - by MMMonVHF



APRIL 2021
03 - 04 VERY POOR  
10 - 11  MODERATE
17 - 18 POOR
24 - 25 VERY GOOD

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