#homemade #DIY #Hamradio #RadioAmateur #AmateurRadio The Ultimate Smartphone VFO ESP32 & Si5351 Wireless Control youtu.be/y8KVNp53JAg?si=0mns… via @YouTube

Int.emergency call frequencies 160m 1,873 MHz LSB /IARU 80m 3,760 MHz LSB / IARU 40m 7,110 MHz LSB / IARU 30m 10,138 MHz USB / IARU 20m 14,300 MHz USB / IARU 17m 18,160 MHz USB / IARU 15m 21,360 MHz USB / IARU 2m 144,260 MHz USB / 145,500 MHz FM 70cm 434,000 MHz FM. #hamradio

#HamRadio #RadioAmateur #SWL #AmateurRardio #DXmen #HappyNewYear2026 #bonneAnnee2026 73 from #Normandie in #JN09BO

#HamRadio #RadioAmateur Can you decode the Morse Code Christmas message? youtu.be/1_yCCbPP-MY?si=zfRx… via @YouTube

Button cell battery names are actually codes include the chemistry, shape, diameter and thickness. CR2032 is C lithium, R round, 20mm diamter, 3.2mm thick

@F1CBC 🔜 #144Mhz #tonight #02Dec25🕕➡️🕥#UTC ☑️#UKAC🇬🇧 ☑️#FAC🇫🇷 ☑️#NAC🇩🇰🇫🇮🇸🇪🇳🇴 ☑️#SWAC🇨🇭 ☑️#SPAC🇵🇱 ☑️#IAC 🇮🇹 ☑️#NAC 🇪🇺🇧🇪🇳🇱 ✳️#VHF #SSB #JN09BO #KST #Hamr #HamRadio #AmateurRadio @vhfcontest @MMMonVHF #QRG ~144,276 Mhz ✅73 from #Normandie #PaysdeCaux #LeHavre

a gift idea for Christmas !!!!!!! #HamRadio #RadioAmateur crowdsupply.com/atek-midas/d…

Tonight, we may see a strong geomagnetic storm and auroral visibility extending further equatorward into the central U.S. Let me tell you what is happening, who will see aurora and when, and some tips for catching the aurora tonight! This could potentially be a nice event! 🧵

#HamRadio #Radioamateur in France data.anfr.fr/node/31

IMAGE DU JOUR !

Fun fact. Voyager 1, currently over 15 billions miles away (roughly 2.5 light hours), still operates using 69 KB of memory, 8 track tape and Fortran code written in 1977.

Contests taking place over the next week include: 👉 The RSGB 432MHz FM Activity Contest 👉 The RSGB 432MHz UK Activity Contest 👉 The RSGB Autumn Series Data Contest 👉 The RSGB 70MHz UK Activity Contest 👉 The RSGB 50MHz Affiliated Societies Contest 👉 The Oceania DX CW Contest 👉 The Worked All Germany Contest For full details visit: rsgb.org/main/gb2rs/contest-… #amateurradio #hamr

Contests coming up over the next week include: 👉 The CQ World Wide DX RTTY Contest 👉 The UK Microwave Group 5.7 and 10GHz Contest 👉 The RSGB 144MHz FT8 Activity four-hour Contest 👉 The RSGB 144MHz FT8 Activity two-hour Contest 👉 The United Kingdom and Ireland Contest Club 80m Contest 👉 The Oceania DX SSB Contest 👉 The RSGB 2.3GHz Trophy Contest 👉 The RSGB 1.2GHz Trophy Contest 👉 The IARU and RSGB 432MHz to 245GHz Contests 👉 The UK Microwave Group 24 to 76GHz Contest For full details visit: rsgb.org/main/gb2rs/contest-… #amateurradio #hamr

Contests this week include: 👉The UK Microwave Group 24 to 76GHz Contest 👉The Practical Wireless 70MHz Contest 👉The IRTS 70cm Counties Contest 👉The IRTS 2m Counties Contest 👉The RSGB FT4 Series Contest 👉The RSGB 1.3GHz UK Activity Contest 👉The RSGB 70MHz UK Activity Contest 👉The RSGB 70MHz Affiliated Societies Contest 👉The British Amateur Radio Teledata Group Sprint PSK63 Contest For full details visit: rsgb.org/main/gb2rs/contest-… #amateurradio #hamr

🔜 #QRV #432Mhz #tonight #09Sep25🕔➡️🕤#UTC ☑️#UKAC🇬🇧 ☑️#FAC🇫🇷 ☑️#NAC🇩🇰🇫🇮🇸🇪🇳🇴 ☑️#SWAC🇨🇭 ☑️#SPAC🇵🇱 ☑️#IAC 🇮🇹 ☑️#NAC 🇪🇺🇧🇪🇳🇱 ✳️#VHF #SSB #JN09BO #KST #Hamr #HamRadio #AmateurRadio @vhfcontest @MMMonVHF #QRG ~432,276 Mhz ✅73 from #Normandie #PaysdeCaux #LeHavre

RF Analyzer V2.0 Released: RTL-SDR Compatible Android App rtl-sdr.com/rf-analyzer-v2-0…

Microstrip filters project PCB and test data files are now accessible on my github. Have fun😇github.com/TerayTech/microst…

Contests this week include: 👉The RSGB 1.3GHz UK Activity Contest 👉The 70MHz UK Activity Contest 👉The UK Microwave Group 5.7 and 10GHz Contest For full details visit: rsgb.org/main/gb2rs/contest-… #amateurradio #hamr

432MHz UKAC 12 Aug for F1CBC JN09BO 🟢#Hamr #HamRadio #RadioAmateur #Contest 🟢#432Mhz #UKAC #NAC #12Aug25 #20W_9els 🟢#GoodConditions #FastDeepQSB #GoodActivity 🟢#Big_Signals_by_Time ▶️73 from #Normandie

🔜 #QRV #432Mhz #tonight #NotFullTime #12Aug25🕔➡️🕤#UTC ☑️#UKAC🇬🇧 ☑️#FAC🇫🇷 ☑️#NAC🇩🇰🇫🇮🇸🇪🇳🇴 ☑️#SWAC🇨🇭 ☑️#SPAC🇵🇱 ☑️#IAC 🇮🇹 ☑️#NAC 🇪🇺🇧🇪🇳🇱 ✳️#VHF #SSB #JN09BO #KST #Hamr #HamRadio #AmateurRadio @vhfcontest @MMMonVHF #QRG ~432,276 Mhz ✅73 from #Normandie #PaysdeCaux #LeHavre