wiki/ news/ 2003-09-14 - Glenn makes up thousands of new helixes

Who: Glenn

I have taken the collection of helix antennas I made last year, modified some, created some new ones, and ended up with a whole new set of helix antennas that meet our current needs.

Helix inventory

What we had from last year:

2.4 GHz

3 @ 6 turn

1.2 GHz

2 @ 6 turn

What we have now:

2.4 GHz RHCP

1 @ 6 turn 1 @ 10 turn 1 @ 12 turn 1 @ 6 turn quad array

1.2 GHz

1 @ 6 turn 1 @ 12 turn 1 @ 6 turn quad array

Construction design notes

Tools: * PVC pipe cutters

Construction photos

Notes on Quad Array

See page 13-17 in Antenna Engineering Handbook