Author Archives: g6nhu

FT8 – The latest data mode

I’ve posted a lot about the low power, low signal modes, JT65 and JT9 in the past and now there’s a new kid on the block. This one is called FT8 which stands for ‘Franke and Taylor, 8-FSK modulation’, developed … Continue reading

Posted in Amateur radio, Data, FT8, HF | Tagged | 4 Comments

I’ve broken my Hexbeam – Again!

With the title to this entry, I can imagine a collective sigh from my readers, followed by “Oh no, not again”. This time is different though, this time it was nothing to do with RF or with melted insulators.  A … Continue reading

Posted in Amateur radio, Broken aerial, HF | Tagged , | Leave a comment

Are you transmitting illegally on 70cms?

An interesting subject came up on our 70cms voice repeater earlier today following an incident on a local DMR box yesterday and it got me thinking. There are a lot of 70cms repeaters in the UK with input frequencies between … Continue reading

Posted in Amateur radio, D-STAR, DMR, FM, UHF | Tagged , , , , | 2 Comments

My amateur radio station in 1991

I was recently looking through some old photographs and I found some pictures of my old radio shack and aerials from when I still lived at home.  These photos would have been taken in the second half of 1991. The … Continue reading

Posted in Amateur radio, Nostalgia, UHF, VHF | Tagged , , | Leave a comment

Listening to the Camb-Hams from the Isle of Islay

The Camb-Hams are on their usual annual pilgrimage to Scotland and I’ve worked them on a few bands and modes.  I’ve also made a couple of recordings of them on 40m CW, showing how well the Kenwood TS-590SG can read Morse Code … Continue reading

Posted in Amateur radio, CW, DXpedition, HF, SSB | Tagged | Leave a comment

Learning to code in Python – Hello Raspberry Pi!

After my posts about building an APRS RX iGate, I entered into email discussion with Alan, K2RHK who pointed me towards his website specifically to see his experiments in APRS.  While looking through his site, I noticed he’d recommended a book for … Continue reading

Posted in Not amateur radio, Raspberry Pi | Tagged , | Leave a comment

What can be achieved in twelve hours of 20m JT65/JT9?

WSPR is great, I enjoy running WSPR and seeing how far I can transmit using very low power but there are a couple of drawbacks.  I appreciate this will sound as though I’m knocking WSPR but trust me, I’m really not. … Continue reading

Posted in Amateur radio, Data, HF, JT65, JT9, QSO365, WSPR | Tagged , , , | Leave a comment