At my birthday party someone showed up with a awesome old radio. An old SEM-35 manpack radio. SEM-35 Specifications Frequency Coverage 26 to 69.95MHz Channels 880 spaced 50kHz Modulation F3 (FM) Deviation 15kHz max. Transmitter RF Output 150 mW or 1Watt Frequency Stability < + 3.5kHz from -40 to +600C Receiver Sensitivity < 0.5 micro…
45Watt HF Lineair
I was looking around for a nice little kit to build to boost my HF power a bit from 5 watts to 25 watts. On the internet i ran in to a affordable little kit. [work in progress……..]
Ham Nieuws- DXpeditions
- Contest Calendar
- RSGB 80m Club Championship, CW1900Z-2030Z, Jul 6
- ARS Spartan Sprint0100Z-0300Z, Jul 7
- Worldwide Sideband Activity Contest0100Z-0159Z, Jul 7
- RTTYOPS Weeksprint1700Z-1900Z, Jul 7
- Phone Fray0230Z-0300Z, Jul 8
- CWops Mini-CWT Test1300Z-1400Z, Jul 8
- VHF-UHF FT8 Activity Contest1700Z-2000Z, Jul 8
- CWops Mini-CWT Test1900Z-2000Z, Jul 8
- CWops Mini-CWT Test0300Z-0400Z, Jul 9
- RTTYOPS Weeksprint1700Z-1900Z, Jul 9
- QRP Fox Hunt0100Z-0230Z, Jul 10
- NCCC RTTY Sprint0145Z-0215Z, Jul 10
- NCCC Sprint0230Z-0300Z, Jul 10
- FISTS Summer Unlimited Sprint0000Z-0400Z, Jul 11
- SKCC Weekend Sprintathon1200Z, Jul 11 to 2400Z, Jul 12
- IARU HF World Championship1200Z, Jul 11 to 1200Z, Jul 12
- QRP ARCI Summer Homebrew Sprint2000Z-2300Z, Jul 12
- 4 States QRP Group Second Sunday Sprint0000Z-0200Z, Jul 13
- RSGB 80m Club Championship, CW