[TowerTalk] flexible mast coupling

[Mike]

On 4/5/12 2:35 PM, K7LXC at aol.com wrote:
>>   As I see my stack of beams swinging back and forth in the  wind I am
> thinking about adding a flexible shaft coupling above the rotor
> to  absorb the shock,  I have read somewhere about using automotive drive
> shaft  flex couplings and adapt them to clamp on to
> our 2" masts.  I used to  have one of Bill Orr, W6SAI books on antennas and
> if I remember right he used  one for a Volvo, and it
> had a rubber donut between two flanges.  Anyone  make a flexible coupler
> for their mast and would share what you used  ?
Yaesu makes a shock mount for their rotors. If you don't have a Yaesu 
rotor, maybe it could be adapted.

http://www.yaesu.com/indexVS.cfm?cmd=DisplayProducts&ProdCatID=104&encProdID=E0526A9F285ECCF36F75CC3FEC992990&DivisionID=65&isArchived=0

73, Mike NF4L