New preamp and Sun tests
Last November’s EME receive testing has definitely made me want to try to improve the system for receive, and then […]
Signals from the Moon
Well, not really. The signals come from the Earth – but they’re bounced off the Moon! After making up new
More Sun tests and a preamp
I had decided to try to put together some form of preamp for the next EME listening tests (ARRL contest
Cable tests
Having detected the Sun at 70cm with a 15m length of Aircell 5 cable I realised that it was definitely
EME – first Sun test
Being able to detect the Sun is a key requirement for EME. If you can’t detect the Sun, then you
EME – 70cm antenna setup
Here’s the planned setup for initial tests on 70cm. I’m going to use my Skywatcher alt-azimuth mount, bought initially as
OSCAR-100 amateur narrowband testing
The QO-100 narrow band transponder was opened for experiments this afternoon, prior to the official inauguration on Thursday. I simply
Qatar OSCAR-100 signal reception
A nice sunny day with no wind today – ideal to set the dish up outdoors and see if my
Satellite reception indoors
I couldn’t wait for Monday when the wind will be down and weather expected to be good – I set
LNB tests – indoors
With the bias tee providing 12V down the LNB feed it was time to set up and test things. My
Prep for geostationary tests
I’ve had no time to make proper progress on the deep space project recently. However the launch of Es’hail 2
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