29 December 2020 - LED switched power supply replacement (no QRM type).
10 October 2020 - A new 144 MHz low pass filter project is published.
25 July - 1 August 2020 - Traditional radio-cyclo-expedition (OK1RCX) in Krusne hory mountain (accomodation Blatensky vrch), together with other HAMs.
24 May 2020 - A new PMR Geocaching beacon project is published.
28 March 2020 - A new Vrsicek 2 QO100 QRP TX project is published.
25-26 January 2020 - CQWW 160m CW contest SOAS High from QTH OK1KQJ. One night only, 1000 QSO, 1st OK :-)
23-24 November 2019 - CQWW DX CW contest with OL3A group, QTH OK1KQJ, MS category. Around 5000 QSOs...
9 November 2019 - OKOM DX CW contest. Home QTH, 80m High Assisted. About 400 QSOs, 1st in OK.
2-3 November 2019 - Joined OL3Y contest group for Marconi memorial 144 MHz contest, QTH Cerchov JN69JJ.
27 August 2019 - My CW/WSPR beacon has been moved to new QTH Cukrak, callsign changed to OK0NCC. QRV 6m CW 50.475 MHz and WSPR.
23 August 2019 - Visited czech HAM radio convention in Holice.
26 July - 3 August 2019 - Traditional radio-cyclo-expedition (OK1RCX) in Sumava mountain, together with group of other about 10 HAMs.
20,21 July 2019 - QRV shortly as YO/OK1DX during family holiday, QTH Brasov.
26 March 2019 - New project - 10 MHz GPS controlled generator RefGen.
3 March 2019 - First QSO over new Es Hail 2 geostationary satellite (QO100).
7-10 February 2019 - HAM ski run event in my QTH in Kasperky. Some SOTA activity as well. OK1CZ,DX,DXK,FJW,MN.
19 January 2019 - Anual New Year celebration (in pub) of my radio club OK1KQJ.
24-25 November 2018 - CQWW CW contest, SOSB assisted High 1.8 MHz, QTH OK1KQJ. Spent 24 hours by radio, resulting in 1300 QSOs. 1st in OK, 7.EU, 7.WW
3-4 November 2018 - Joined OL3Y contest group during VHF A1 contest from QTH Cerchov JN69JJ. Result 500 QSOs.
18 August 2018 - HAM Celebration of my first HAM license (QTH OK1KQJ)
5-9 August 2018 - HAM Bicycle expedition Machovo jezero (OK1RCX/p)
17-30 July 2018 - Family holiday at Azores (QRV as CU2/OK1DX - Sao Miguel and CU3/OK1DX - Terceira).
14-15 July 2018 - Participated by HQ station OL8HQ in IARU HF contest (160m CW, QTH OK1KQJ).
1-2 June 2018 - HAMRADIO 2018 in Friedrichshafen. Met some old friends...
26-27 May 2018 - WPX CW contest, home QTH, 80m. Just 350 QSO, for fun.
April 2018 - Building SDR transceiver Hermes Lite 2.
16 December 2017 - OKOM RTTY contest from OL3A, MS category, 1000 QSOs. 1st place.
27-28 November 2017 - CQ WW DX CW contest from OL3A, MS category, 5000 QSOs.
14 November 2017 - New version of SWRMEGA configurator
11 November 2017 - OKOM DX Contest CW (180 QSO, 3.5 MHz high power)
4-5 November 2017 - 144 MHz Marconi memorial A1 contest (500 QSO, OK7O)
2-6 August 2017 - HAM Bicycle expedition Vysocina (OK1RCX/p)
19-29 July 2017 - Family holiday at Northern Cyprus (Lapta), QRV 5B4/OK1DX with FT817 (5W) and dipole.
8-9 July 2017 - Participated by HQ station OL7HQ in IARU HF contest (160m CW, QTH OK1KQJ).
4-14 March 2017 - Holiday on Madeira island CT3 , visiting HAM's
28-29 January 2017 - CQWW 160m CW contest, SOA High category - more than 1000 QSO, 1st place in OK.
27 January 2017 - Received 50 MHz DXCC award from ARRL
10 January 2017 - 1st QSO in JT9 mode. Looks promissing, just activity is still low...
21 November 2016 - QSL from OJ0DX received, DXCC country #100 on 50 MHz
29 July to 6 August 2016 - HAM Bicycle expedition Raketove zakladny (OK1RCX/p)
21-23 July 2016 - Holiday activity OM/OK1DX from national park Slovensky Raj.
28-29 May 2016 - CQ WPX CW 80m SO HIGH NON ASSISTED. From Kasperske Hory, just few hours = 500 QSO.
May 2016 - Succcesfull repair of 40m inverted Vee in Holysov, now works fine.
2 February 2016 - Morse code Geocaching Travel bug project published.
22 December 2015 - HAM dinner in Hangzhou. Fang BA5HAM + Kai BA5AG + my family.
13 October 2015 - Quadra amplifier automatic band switching (for TS850) project has been published.
30 August 2015 - All sources for Arduino rotor project released.
25 to 31 July 2015 - Anual HAM Bicycle expedition (OK1RCX/p). Central part of Czech republic, between QTH OK1DXD and OK1CZ.
4 July 2015 - Summer VHF contest activity Fieldday 2015 (visit by OK1KRY, OK7O and OK1OPT)
24-25 January 2015 - CQ WW CW 160m as OL3A/OK1KQJ MOST. In fact a nice opportunity to meet Ales OK1DWJ and Jirka OK1DXK.
20 December 2014 - a new LF DDS project has been published.
4 December 2014 - a new homebrew 4 element 21 MHz Yagi (DK7ZB design) placed on the tower in Holysov
29-30 November 2014 - CQ WW DX contest, participated by OL3Z group, M2 category (around 7500 QSO)
21 Aug 2014 - Experience with repair of Wouxun KG UV920 transceiver - maybe useful to someone.
9 to 17 August 2014 - Holiday trip together with XYL by car (3900 km) to France. Some CW HF activity from camps (FT847 with dipole 2m up)...
2 to 3 August 2014 - HAM Bicycle expedition Tabor (OK1RCX/p). Sri, was busy, so just 2 days this year.
21 Apr 2014 - Release of DXVFO project - a simple DDS VFO for HF QRP CW transceiver
8-16 February 2014 - Holiday at Fuerteventura - QRV EA8/OK1DX (just few QSO), met Alfonso EC8AXS...
31 January 2014 - Party in desert (another HZ trip)
2-3 November 2013 - 144 MHz A1 contest from QTH OK7O. Result here
31 August 2013 - Celebration of 35th anniversary of my first HAM license in QTH OK1KQJ.
10 August 2013 - Started a test operation of CW/WSPR beacon from my home QTH.
26 July to 4 August 2013 - HAM Bicycle expedition Brdy 2013 (OK1RCX/p)
3 June 2013 - OL Database restored, but better check your own data!
2 June 2013 - New software projects DxWatcher and DxList added
24 May 2013 - Added a description of SWR probe (OK1DXD) that can be used with SwrMega.
14 May 2013 - Release on new version 1.2 for SWRMEGA project.
27 Apr 2013 - Updated HZ HAM galery, visit by 7Z1AL (another HZ trip)
22 April 2013 - Server crash - working on recovery.Sri, some info seems to be lost...
25 January 2013 - HAM radio party at 7Z1OO (another bussiness trip to HZ)
29-30 December 2012 - Stew Perry W1BB memorial contest from QTH OK1KQJ, 430 QSO. First contest on 160m after long time...
October - November 2012 - Bussiness trip to Saudi Arabia (no HAM activity) Dammam.
27 September - 3 October 2012 - Miniexpedition to Albania. In CQWW RTTY as ZA/OK6DJ otherwise ZA/OK1DX (log here - 3200 CW QSO's)
9 September 2012 - New UV light source for PCB production finished / added to construction section
20 August 2012 - Received QSL from LU5FF, WAC 50 MHz completed
30 July to 5 August 2012 - HAM Bicycle expedition Libratice 2012 (OK1RCX/p)
26-27 May 2012 - WPX CW contest - category SO high assisted 21 MHz from QTH OK1KQJ. 1600 QSO in 30 hours - a nice contest after long time... Award here
January - April 2012 - Mostly at home QTH, searching for DX on HF and sometimes working on HW projects (50 MHz beacon, rotator,..)
25 December 2011 - DxQSL Designer added to DxQSL software project
17 September 2011 - 5 element monobander ZX-Yagi for 18 MHz placed on the tower in Kasperske Hory.
10 September 2011 - OL Party 2011 - like contest event for former OL operators
27 August 2011 - HOLICE 2011 - OK hamvention; nice to see old friends, but otherwise...
29 July - 7 August 2011 - HAM Bicycle expedition OL9CX - Krkonose, Jizerske, Luzicke hory
July 2011 - Family trip (by car) to Turkey, QRV as TA3/OK1DX, TA4/OK1DX and TA5/OK1DX using QRP FT817
28 May 2011 - New design of 50 MHz beacon (prepared during limited free time while on hotel in Iran)
13 March - 17 April 2011 - QRT period / QRL, commissioning of steel factory (EAF, LF, caster) in Bandar Abbas (Iran) - no chance for HAM activity
27-28 November 2010 - CQWW CW contest. Active from QTH OL3Z in M/S category with group of others. Great pileups!
13 November 2010 - OK-OM DX contest. Just for try and training, 370 QSO in SOSB 80m Low category.
7 November 2010 - Si570 synthetizer is alive!
30-31 October 2010 - CQWW SSB contest - active from QTH OK1KQJ as OK1DX SOSB 14MHz High, about 1400 QSO's
14 October 2010 - Results of OL Party 2010 are published here
26 September 2010 - CQWW RTTY contest - I spent 4 hours on 80m resulting in 190 QSOs. Not bad (for fun, not for result :-)
20 September 2010 - Database of OL stations added to this site
11 September 2010 - OL Party 2010 : like contest activity on 160-80m CW to recall times when we were younger and we used callsings starting with OL prefix (age between 15 and 19)
5 September 2010 - with help of Jarda OK1DNJ, the pipe in rotator has been changed for longer one, the 50 MHz Yagi lifted 1m up.
4 August 2010 - joined OL8CX HAM bicycle "expedition" - Orlicke hory and Krkonose mountain
June-July 2010 - Bussiness trip to Iran - steel plant commisioning
20 May 2010 - upgrade of server PC. It runs now on Dell Latitude D800 notebook, 1.6 GHz Centrino, 1GB RAM, SuSE Linux 10.0
30 April - 1 May 2010 - Carodejnice. HAMvention and fun contest in QTH OK1KQJ, followed by SOTA activity from Krizovy Vrch JN69OO
10-11 April 2010 - Maritime Radio Day. Something like HF contest for former marine radio officers. Our group (OK1DNJ, DX, FCJ) took part from OK1FCJ's QTH as OL35OLP (to remember our coast station OLP)
6 April 2010 - Release on newer firmware version 1.1 for SWRMEGA project.
20 March 2010 - Russian DX contest. I spent several hours on 80m CW in order to test performance of current setup. Resulted in 350 QSOs...
13 March 2010 - Rybarna 2010 mini HAM meeting in Sumava mountain, ski runnning, radio & lot of fun.
23 January 2010 - New year meeeting of radio club OK1KQJ
16 January 2010 - Visited Anual Meeting of BCC in Linden, Bavaria, Germany.
13 January 2010 - Release version of SWR mega project added.
28 November 2009 - CQ WW DX Contest CW, joined OL3Z team. Great experience...
7 November 2009 - VHF A1 Contest from QTH OK1KCB, together with OK1FJW and OK1DXK
31 October 2009, 22:59:14 UTC - TV transmitter Cukrak channel 1 ceased operation - 50 MHz band is clean in OK!!!
2 September 2009 - ZX Yagi 6 elements for 50 MHz on the tower!
25 August 2009 - first antenna installed on the new tower - 80m dipole. It works great!
21 August 2009 - visited Czech hamvention "Holice 2009" together with other OK1KQJ club members
27 July 2009 - joined OL7CX HAM bicycle "expedition" in Jeseniky mountain (group of about 10 similar crazy HAM's).
16 July 2009 - started holiday "expedition" to IS0. Not too much activity but lot of fun.
7 June 2009 - joined DL0RD guys on HF CW Fieldday near Duesseldorf.
31 May 2009 - have visited QTH OK1KZE (OL3Z) on WPX CW Contest 2009. Great QTH - ants - equipment, congratulation! I didn't help with QSO score too much, just wondered how another club works...
25 May 2009 - added new page describing story about the new tower in Kasperske Hory.
12 May 2009 - new antenna tower in Kasperske Hory erected. I am very happy (family less but...), it is the most important step in bulding new hamshack there. Parameters: selfsupporting, brand new (same model as used for power lines), total length 15m, 13m above the terrain, maximum top load 20 kN.
23 March 2009 - received QSL card from XE1RCS for 160m QSO. Last missing WAZ zone for 160m WAZ, now all 40 completed (what else / next?)
7 March 2009 - first version of web page published. After long years of just "thinking about it" the realisation is close. Running on mini industrial PC (with minimum power consumption), powered by Pentium MMX 200 MHz with 128 MB RAM and SuSE Linux 10. I appologize, it is just "under construction" version. Anyway, feedback is welcomed (esp. that positive :-)