tag:blogger.com,1999:blog-62331063236822882012024-03-27T06:17:40.672+01:00OM8KTAmateur Radio Station SlovakiaOM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.comBlogger106125tag:blogger.com,1999:blog-6233106323682288201.post-23490372956760188922024-01-22T08:29:00.022+01:002024-01-22T09:02:56.625+01:00My antenna for 4m (70 MHz)I use 5/8 vertical antenna for 4m FM local communication. It is 260 cm long aluminium antenna with 4 radials tunable in the range 66 - 88 MHz and was made with SO239 connector based on my request. It's gain is 2,9 dBd. Power handling is 500W with 100% duty and 1kW with 50% duty cycle. It was delivered already pretuned exactly to 70,5 MHz as I requested. The SWR is absolutely perfect 1:1,0 with OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-82514677136247103832024-01-05T08:07:00.005+01:002024-01-05T08:15:14.045+01:00Winlink Wednesday NetI participated in Winlink Wednesday Net for the first time during the last Wednesday.Even though I have installed WinLink for years and use it sporadically, I found out about this Net only a few days ago so I gave it a try. All stations who participate in the net are shown on the map every week.station(s) from Slovakiastations from EuropeInteractive map from each Net is at: https://OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-24854492914720371502023-12-24T12:22:00.004+01:002023-12-24T12:22:39.014+01:00Christmas 2023 OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-16498858178531496092023-07-24T20:45:00.003+02:002023-07-24T20:48:09.179+02:00QSO with Ginel YO4RYO/MM in the South Atlantic Ocean14.7.2023 18:36 UTC21,140 MHZ FT4YO4RYO/MMLocation JF18 gridSouth Atlantic OceanCaesarJF18 gridMy TX power was 50W, antenna Delta LoopOM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-5496192801786599792023-07-09T09:00:00.008+02:002023-07-09T10:06:49.550+02:00VHF SOTA Activation of Bystrá OM/ZA-001 Bystrá peak (OM/ZA-001) is the highest peak in West Tatras. View on the mapin Gaborova valley under Bystrá peakunder Bystrá peakview near the Bystrá mountain top to the west to Gáborová and Račková valleysOM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-30937252589245268062023-06-26T16:17:00.146+02:002023-07-09T21:09:48.132+02:00Tiesňové volanie cez rádioamatérsku DMR sieťDMR hovorová skupina 23112 je počas noci 100% času monitorovaná. Cez deň prebieha monitoring v rámci možností. Pomôcť môžeš aj ty.Presné časové ohraničenie nočného monitoringu u mňa nie je definované, ale dá sa uvažovať najneskôr od polnoci (spravidla však aj skôr) do približne šiestej hodiny ráno.TG 23112 monitorujem spolu s TG 231 a lokálnymi TG Košíc 231401 a Kojšovskej hole 231405. Ak by na OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-34990205217303545772023-05-01T06:32:00.002+02:002023-05-01T06:33:21.971+02:00Volovec cabinHike to the Volovec cabin in the Volovske mountains with HF activity. As if it wasn't enough that the trees in a large part of this mountain range are devastated by the wind, they got another windfall in mid-April 2023.OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-92045494287411618642023-04-29T09:19:00.007+02:002023-04-29T09:28:50.950+02:00VarAC contact to Oahu - HawaiiWhen everything else fails, amateur radio will still be there ...VarAC QSO to Oahu - Hawaii with Michael KH6ML.Wire antennas used only! 100 W G5RV to 100 W EFHW.QRB 12 220 km.Michael KH6MLMichael's antennaOM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-82835525671928364172023-04-24T09:32:00.002+02:002023-04-24T09:33:17.018+02:00In the bear forest...OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-54565437227813070322023-03-21T19:54:00.004+01:002023-03-21T19:54:54.804+01:00Worked NH6JC Hawaii Another station from Hawaii is in my log. I worked with 50W from 40m long EFHW dipole 30m above ground heading to south direction. It made me very happy.OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-78319942533742827592023-03-11T07:01:00.002+01:002023-03-11T07:01:28.260+01:00Worked Michel FO5QB from Tahiti, French Polynesia OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-50128443397203501142023-03-11T06:43:00.004+01:002023-03-11T07:02:37.212+01:00Worked Bob E51BQ from South Cook Islands My power was 50W at the beginning of QSO. I increased power to 75W after both reports exchange just to be sure it will be completed without any problems. The antenna was EFHW 40m long, 30m above ground heading the south direction.OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-82260219296600099572023-01-14T08:13:00.012+01:002023-04-04T08:22:22.053+02:00Worked BX8AAN/MM in the south AtlanticAnother nice maritime mobile contact in my log!I worked BX8AAN/MM in FT8 on 30m. He was transmitting from M.V. Global Winner located close to Brasilian coast in the south Atlantic.UNISON STAR (IMO: 9579391) is a Bulk Carrier that was built in 2011 and is sailing under the flag of Liberia. Carrying capacity is 38190 t DWT and her current draught is 9.8 meters. Overall length is 189 meters andOM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-37057072274521593602023-01-07T08:39:00.006+01:002023-01-07T08:42:05.530+01:00HF SOTA Activation of Velky Milic OM/KE-017Veľký Milič 895m ASL is a mountain on the Slovak-Hungarian border in the Slanské vrchy / Slanske mountains. It is the highest peak of the Hungarian mountain range Zempléni-hegység.Veľký Milič National Nature Reserve was declared a state nature reserve in 1967.About 500 meters from the main peak, there is the Károly Lookout (Károlyi-kilátó) on a secondary peak, which provides views of the OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-2472213173905569312023-01-03T16:34:00.005+01:002023-01-03T16:35:38.248+01:00WKD 1000 stations from USA in FT8 OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-19044450863860417042023-01-03T08:41:00.006+01:002023-01-03T08:41:47.338+01:00WKD 1000 stations from Asia in FT8OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-36724382084230055492022-12-25T09:59:00.005+01:002022-12-25T10:01:00.227+01:00Christmas day VHF SOTA Activation of Kojsovska hola OM/KE-004This was almost 3-hour VHF QRO portable from SOTA summit OM/KE-004 on December 24, 2022.Equipment used: Yaesu FT-2980, power 75W (measured on the external SWR/W meter), 20m Ultraflex 7 coax cable, Diamond NR22L omni antenna on 4m fiberglass mast.It was difficult to understand weaker signals because of the constant S2 noise on the summit from other electronic devices. Even S4 signals were still OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-83470981363684548602022-12-24T23:33:00.004+01:002022-12-24T23:33:25.027+01:00QRV on 4m bandIn addition to 6m magic band, I am now able to work also on higher one - 4m in all modes including digital modes but I prefer FM. I will be definitely trying to make contacts in digital modes during tropospheric conditions in the summer months but now the FM mode is the priority for local communication and coverage tests. I use Icom 7300 and Anytone 5189 transceivers for this band and dipole OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-63502142558846517842022-11-20T15:28:00.001+01:002022-11-20T15:28:50.331+01:00Almost SOTA fail on Velky Milic OM/KE-017I found out on the summit that I forgot DC cable for HF radio. This has never happened to me before. Fortunately, I made at least 5 contacts with the handheld radio and the telescopic antenna from the nearby sightseeing tower. I have to pay more attention when packing equipment to the backpack.OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-5833838256449890202022-11-18T18:21:00.002+01:002022-11-18T18:24:00.096+01:00The first cold and windy SOTA before the winter 2022 on Pipitka OM/KE-005Hike in foggy and drizzle with light later medium rain during ascent and light snowing during descent. Very windy at the very top of the summit with wind chill several degrees below 0°C. The real temperature in the saddle which is 270 vertical meters below the summit was 1°C. I forgot to check the temperature while on the summit but it must have been below 0°C for sure. I made one 50 km contact OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-35244273074508152362022-11-13T05:56:00.006+01:002022-11-13T05:56:35.877+01:00New FT8 awards (11/2022)Here are some of new interesting awards for my FT8 activity:900x USA callsigns, 500x JA callsigns, 50x ZS callsigns, 3x Antarctica, 100x islandsOM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-55231713611923155712022-10-17T19:37:00.015+02:002022-10-19T07:48:02.750+02:00First ever SOTA activation of Skala OM/KE-012this is the summiton the summitI made 30 contacts on 20m. There was no more time for 40m, sorry.Equipment used: Yaesu FT-891 | LDG AT100ProII tuner | 20m EFHW antenna | 20Ah LiFePO4 battery | PWR abt 50-70W | standard hand microphoneOM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-42516041481671406082022-10-09T07:09:00.011+02:002022-10-16T08:27:44.614+02:0032 km autumn hike, VHF SOTA and visiting the cave morning fog in the Kosice cityautumn forestsSOTA OM/KE-031 KoprivyUsed equipment: Yaesu FT-70, external battery LiFePO4 7Ah via battery eliminator, Diamond RH770 telescopic antenna, full powerODX SP9BIJ/P S2S SP/BZ-002 QRB 141 km"Velka Ruzinska jaskyna" - caveThe length of the cave is approximately 112 meters and it consists of a spacious corridor.Ice drops decorate the cave in winter. It OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-35803005646980279342022-09-03T08:16:00.008+02:002022-10-16T08:25:57.402+02:00VHF SOTA Activation of Skalisko OM/KE-023OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0tag:blogger.com,1999:blog-6233106323682288201.post-81242741844723260642022-05-14T21:56:00.010+02:002022-05-14T22:05:04.566+02:00HF SOTA Activation of Mincol OM/PO-019This was the afternoon SOTA activation. I left home just before noon. It took me about an hour to get to the village by car and about 2 hours to the summit.The weather was fine, temperature about 20 °C but little bit windy.There are wonderful views from the top.I made only 6 contacts because it was very windy and difficult to understand stations from speaker. I didn't take Heil headset with me OM8KThttp://www.blogger.com/profile/10064318625238149171noreply@blogger.com0