dual band helix antenna 433MHz/868MHz

[galloux]

helix antenna 868

Hello all,

I am looking for design ideas to make an helix dual band 433/868 MHz antenna.

Any comment and idea welcome

 

[fuat_09]

helix antenna 868mhz

60cm helix antenna

 

[DDavid]

helix antenna calculator

Hi,

In my last job I unfortunately design Helix antenna and dual helix antenna.
I attach some papers that I still have.
And matlab code that can help you.

Anyway if you need more help talk to me!!!

David

 

[limerix]

helix antena 433mhz

Hi,
It is a smple Helix Antenna Calculator.