Pseudo SO2R HF system. Hi. To be more productive in HF cw contests, I decided to design and build a…

40 meters band 1.7 λ beverage antenna
14 December 2020 status update : Instead of 200 meters long I have elected to use 1.7 wavelengths as most…

CQ WW CW 2020
Great operators, Great contest ! Largest H.F. contest. Best of the best yes sir !!! I ran YP0K callsing for…

Home made BLF188 QRO
During big cw contests a good QRO will improve overall score. Many hams use tubes, others use transistors, home made…

40 meters est-west flip 3 elements Inverted Vee antenna
40 meters band 3 elements inverted vee’s John Snow said that winter is coming.It is true, feels like yesterday doing…

Iaru R1 UHF contest 2020
Iaru R1 432 Mhz Contest 2020 – 75 W and 4 x 20 elements yagi Hi. Same team YO8ROO, YO8SHU…

Hamradio contest evaluator software
Willingly I started to build this software free of charge for anyone simply coz hamradio aint just me, hamradio is…

CW SPATIAL HEADPHONES
Improving reception in CW was always a top priority of mine, contest or dx cq. Having purchased a powerfull Sota…

YO-DX HF CONTEST
Hi dear hams. YODX HF contest is due to 29-30 August 2020. Organized by FRR, not perfect as rules definition…

IC7300 and CW contest
Many hams do have ic7300 due to incredible functions, price and more… It’s arrival was a turning point into relations…