Is there a better link now for rf tether?

[Yasmel]

I use this one http://www.angelfire.com/wa3/isakswings/ratetherrf.html but just want to double check just in case there is an updated one.

[Jeanum]

This is another good one: http://www.childrestraintsafety.com/swedish-tethering.html

[Yasmel]

Thank you