Deep Space part 3 – motor tests under load
The weather has broken! I had to wait for the rain to finish before I could assemble the completed antenna […]
Deep Space part 2 – motor drives
Now the basic structure is built, I can add the motor drives. I worked out the required turning rates to
Deep Space part 1 – the antenna mount
For a year or two now I have had this little project in the back of my mind; that it
SOTA – Allermuir Hill GM/SS-171
This is my local hill from home, so is easy to get out to for a quick activation. Andrew G4VFL
SOTA – Bengray GM/SS-238
This was a short SOTA outing on 2.3GHz in the somewhat vain hope (given the conditions) of contacts to the
SOTA – Scald Law GM/SS-125
The first Summits on the Air outing for a while – a post by Barry GM4TOE in the gm13 group
Note
PLL boards for microwaves
Great talk yesterday evening from Brian Flynn GM8BJF on the use of Chinese PLL boards using ADF devices. This is
News
Hello world!
Welcome to GM8OTI’s blog website. Here will be all things amateur radio related. Older stuff will gradually be imported, but
FUNcube1 reception on the cheap
Woooo – techie stuff! Receiving signals from the FUNcube1 educational / amateur radio satellite on a very cheap system –
Off to give a talk to LRS …
Marwyn could not stop giggling when I was loaded up on Wednesday to walk up to my talk at Lothians
Chinese 2m MRF186 PA
This has just arrived from China – part of my intention to do a bit more amateur radio this next
435MHz satellite antenna
This is the 70cm (435MHz) omnidirectional antenna for satellites I have just finished – called the “eggbeater” for obvious reasons.
144MHz satellite antenna
I’ve made a new omnidirectional satellite antenna for 2m – a turnstile. Set it up on the balcony this morning
Earth orbit satellites
Gpredict – for satellite tracking
For my satellite tracking buddies – I’ve just come across Gpredict http://gpredict.oz9aec.net/index.php which is something I’ve been looking for –
Preparing for driving satellite antennas
From the “how to stop folks reading your Facebook page” department: Woohooooo! I’ve managed to get altitude and azimuth data