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radioprep.co.uk
Worked calculation 🧮 (Full)

One cycle spans 4 divisions at 0.5 ms/div. Find the frequency.

Try it first, then check the working in the image.

Free lessons: radioprep.co.uk/free #HamRadio #AmateurRadio #hamr
Worked calculation: One cycle spans 4 divisions at 0.5 ms/div. Find the frequency. Given: Period = 4 × 0.5 ms = 2 ms. Working: f = 1 ÷ 0.002 Answer: 500 Hz.
October 12, 2026 at 6:02 PM
2e0lxy.bsky.social
🌦 Tingley, W.Yorks — 12 Oct 19:00 BST

🌡 14.7°C (58.5°F) 💧 95%
💨 5.5 km/h WSW Gust 9.3
🌧 Rain: 0.3 mm today
📈 Pressure: 994.2 hPa
⚡ 🟢 Low

📡 SFI=122 Kp=0.7
HF: 12m 15m 17m 20m open
2m/70cm/23cm: Ducting (N=340)

#WestYorkshire #Tingley #WeatherWatch #UKWeather #AmateurRadio #2E0LXY #HamRadio
October 12, 2026 at 6:00 PM
pridedmr.bsky.social
🏆 Top QSO Leaders on PrideDMR

🥇 KJ7OMO - 2344 QSOs
🥈 VK3JED - 148 QSOs
🥉 W1DNS - 88 QSOs
4️⃣ VK5TUX - 81 QSOs
5️⃣ VK5OMO - 80 QSOs

Make your mark at pridedmr.net!
#DMR #AmateurRadio
October 12, 2026 at 5:46 PM
pridedmr.bsky.social
📻 Last Heard on PrideDMR

• IT9ICM on TG1969 (6h ago)
• IT9ICM on TG1969 (6h ago)
• KJ7OMO on TG1969 (10h ago)
• KJ7OMO on TG1969 (10h ago)
• KJ7OMO on TG1969 (10h ago)

#DMR #AmateurRadio #HamRadio
October 12, 2026 at 5:31 PM
pridedmr.bsky.social
📊 PrideDMR Network Stats

🏳️‍🌈 30 Active Users
📡 9 Connected Hotspots
📻 7 Talkgroups

Join us at pridedmr.net!
#DMR #AmateurRadio #HamRadio #LGBTQ #Pride
October 12, 2026 at 5:16 PM
pridedmr.bsky.social
🏆 Top QSO Leaders on PrideDMR

🥇 KJ7OMO - 2344 QSOs
🥈 VK3JED - 148 QSOs
🥉 W1DNS - 88 QSOs
4️⃣ VK5TUX - 81 QSOs
5️⃣ VK5OMO - 80 QSOs

Make your mark at pridedmr.net!
#DMR #AmateurRadio
October 12, 2026 at 4:31 PM
pridedmr.bsky.social
📻 Last Heard on PrideDMR

• IT9ICM on TG1969 (5h ago)
• IT9ICM on TG1969 (5h ago)
• KJ7OMO on TG1969 (9h ago)
• KJ7OMO on TG1969 (9h ago)
• KJ7OMO on TG1969 (9h ago)

#DMR #AmateurRadio #HamRadio
October 12, 2026 at 4:16 PM
pridedmr.bsky.social
📊 PrideDMR Network Stats

🏳️‍🌈 30 Active Users
📡 9 Connected Hotspots
📻 7 Talkgroups

Join us at pridedmr.net!
#DMR #AmateurRadio #HamRadio #LGBTQ #Pride
October 12, 2026 at 4:01 PM
pridedmr.bsky.social
🏆 Top QSO Leaders on PrideDMR

🥇 KJ7OMO - 2344 QSOs
🥈 VK3JED - 148 QSOs
🥉 W1DNS - 88 QSOs
4️⃣ VK5TUX - 81 QSOs
5️⃣ VK5OMO - 80 QSOs

Make your mark at pridedmr.net!
#DMR #AmateurRadio
October 12, 2026 at 3:16 PM
pridedmr.bsky.social
📻 Last Heard on PrideDMR

• IT9ICM on TG1969 (4h ago)
• IT9ICM on TG1969 (4h ago)
• KJ7OMO on TG1969 (7h ago)
• KJ7OMO on TG1969 (7h ago)
• KJ7OMO on TG1969 (8h ago)

#DMR #AmateurRadio #HamRadio
October 12, 2026 at 3:01 PM
pridedmr.bsky.social
📊 PrideDMR Network Stats

🏳️‍🌈 30 Active Users
📡 8 Connected Hotspots
📻 7 Talkgroups

Join us at pridedmr.net!
#DMR #AmateurRadio #HamRadio #LGBTQ #Pride
October 12, 2026 at 2:46 PM
pridedmr.bsky.social
🏆 Top QSO Leaders on PrideDMR

🥇 KJ7OMO - 2344 QSOs
🥈 VK3JED - 148 QSOs
🥉 W1DNS - 88 QSOs
4️⃣ VK5TUX - 81 QSOs
5️⃣ VK5OMO - 80 QSOs

Make your mark at pridedmr.net!
#DMR #AmateurRadio
October 12, 2026 at 2:01 PM
pridedmr.bsky.social
📻 Last Heard on PrideDMR

• IT9ICM on TG1969 (2h ago)
• IT9ICM on TG1969 (2h ago)
• KJ7OMO on TG1969 (6h ago)
• KJ7OMO on TG1969 (6h ago)
• KJ7OMO on TG1969 (6h ago)

#DMR #AmateurRadio #HamRadio
October 12, 2026 at 1:46 PM
pridedmr.bsky.social
📊 PrideDMR Network Stats

🏳️‍🌈 30 Active Users
📡 8 Connected Hotspots
📻 7 Talkgroups

Join us at pridedmr.net!
#DMR #AmateurRadio #HamRadio #LGBTQ #Pride
October 12, 2026 at 1:31 PM
pridedmr.bsky.social
🏆 Top QSO Leaders on PrideDMR

🥇 KJ7OMO - 2344 QSOs
🥈 VK3JED - 148 QSOs
🥉 W1DNS - 88 QSOs
4️⃣ VK5TUX - 81 QSOs
5️⃣ VK5OMO - 80 QSOs

Make your mark at pridedmr.net!
#DMR #AmateurRadio
October 12, 2026 at 12:46 PM
pridedmr.bsky.social
📻 Last Heard on PrideDMR

• IT9ICM on TG1969 (1h ago)
• IT9ICM on TG1969 (1h ago)
• KJ7OMO on TG1969 (5h ago)
• KJ7OMO on TG1969 (5h ago)
• KJ7OMO on TG1969 (5h ago)

#DMR #AmateurRadio #HamRadio
October 12, 2026 at 12:31 PM
pridedmr.bsky.social
📊 PrideDMR Network Stats

🏳️‍🌈 30 Active Users
📡 8 Connected Hotspots
📻 7 Talkgroups

Join us at pridedmr.net!
#DMR #AmateurRadio #HamRadio #LGBTQ #Pride
October 12, 2026 at 12:16 PM
hazelann1.bsky.social
Source: Reuters share.google/PJEW5Yv0OfVN...

3 data centers in 4 days.
If you needed a reason to not want a new data center near your home or office, here's a good one.
If you needed a reason to get a ham radio license, here's a good one.
#amateurradio
#hamradio
Russia's Yandex says data centre in Vladimir area shut down after drone attack
Russian technology and AI company Yandex said on Sunday ​that its infrastructure had been ‌damaged in a drone attack, resulting in the complete shutdown of its data ​centre in the Vladimir region.
share.google
October 12, 2026 at 11:51 AM
pridedmr.bsky.social
🏆 Top QSO Leaders on PrideDMR

🥇 KJ7OMO - 2344 QSOs
🥈 VK3JED - 148 QSOs
🥉 W1DNS - 88 QSOs
4️⃣ VK5TUX - 81 QSOs
5️⃣ VK5OMO - 80 QSOs

Make your mark at pridedmr.net!
#DMR #AmateurRadio
October 12, 2026 at 11:31 AM
pridedmr.bsky.social
📻 Last Heard on PrideDMR

• IT9ICM on TG1969 (23m ago)
• IT9ICM on TG1969 (24m ago)
• KJ7OMO on TG1969 (4h ago)
• KJ7OMO on TG1969 (4h ago)
• KJ7OMO on TG1969 (4h ago)

#DMR #AmateurRadio #HamRadio
October 12, 2026 at 11:16 AM
radioprep.co.uk
Vehicle batteries 📻

✓ Charge with plenty of ventilation
✓ Keep sparks away while charging
✓ Handle with care: the contents are corrosive
✕ Short the terminals: enough current to melt a spanner

Free lessons: radioprep.co.uk/free #HamRadio #AmateurRadio #hamr
Vehicle batteries. Do: Charge with plenty of ventilation. Do: Keep sparks away while charging. Do: Handle with care: the contents are corrosive. Don't: Short the terminals: enough current to melt a spanner. Charging can give off explosive hydrogen gas.
October 12, 2026 at 11:02 AM
pridedmr.bsky.social
📊 PrideDMR Network Stats

🏳️‍🌈 30 Active Users
📡 8 Connected Hotspots
📻 7 Talkgroups

Join us at pridedmr.net!
#DMR #AmateurRadio #HamRadio #LGBTQ #Pride
October 12, 2026 at 11:01 AM
pridedmr.bsky.social
🏆 Top QSO Leaders on PrideDMR

🥇 KJ7OMO - 2344 QSOs
🥈 VK3JED - 148 QSOs
🥉 W1DNS - 88 QSOs
4️⃣ VK5TUX - 81 QSOs
5️⃣ VK5OMO - 80 QSOs

Make your mark at pridedmr.net!
#DMR #AmateurRadio
October 12, 2026 at 10:16 AM
icom-uk.bsky.social
A huge congrats to Andy (M0NKR) who won an Icom IC-705 in the raffle yesterday at the RSGB Convention - we hope you enjoy your prize!

Thanks also to everyone who stopped by the Icom stand to see Chris & Molly, what a weekend! 📻

#Icom #RSGBConvention #AmateurRadio #HamRadio
October 12, 2026 at 10:02 AM
pridedmr.bsky.social
📻 Last Heard on PrideDMR

• KJ7OMO on TG1969 (2h ago)
• KJ7OMO on TG1969 (2h ago)
• KJ7OMO on TG1969 (3h ago)
• KJ7OMO on TG1969 (3h ago)
• KG7BPO on TG1969 (3h ago)

#DMR #AmateurRadio #HamRadio
October 12, 2026 at 10:01 AM