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Using two WSPRlites and DXplorer to compare two 20m Yagis

Using two WSPRlites and DXplorer to compare two 20m Yagis

Posted by Richard Newstead on 24th Apr 2017

Yagi 1 = 6 element at 41 m AGLYagi 2 = 6 element at 46 m AGLBoth beaming at Europe from USA.Distance between antennas = 64 m (3.2 wavelengths)Test system: Synchronised WSPRlites and DXplorer.N = … read more
Comparing two commercial small transmitting loops (continued)

Comparing two commercial small transmitting loops (continued)

Posted by Richard Newstead on 22nd Apr 2017

Radio amateurs making measurement tend to just believe any figures they see. This leads to various wildly incorrect interpretations of the data. Antenna testing in particular is prone to all sorts of … read more
Comparing two commercial small transmitting loops

Comparing two commercial small transmitting loops

Posted by Richard Newstead on 26th Mar 2017

MethodA Chameleon P-Loop and an Alexloop were erected in an open flat area. The area was clear of any obstructions. The antennas were 30 metres apart and orientated in the same way (approx. 064 mag). … read more

Alex Loop Measurements

Posted by Richard Newstead on 12th Mar 2017

The Alex Loop is a popular commercial small transmitting loop antenna.Measurements here are simply an aide-memoire for my own experiments. They should be used with caution.Loop conductor Datalink … read more