[R-390] Alternative to IERC tube shields?

[sigmapert]

From their web-site:

1) Availability: Out of stock
2) EAT-COOLDAMPER: $34.95 Price is for a single (!)

Regards Kurt, DH3PJ

> Hello All,

> I found this heat dissipating tube shield originally prepared for 
> audiophiles.
> http://thetubestore.com/eat-cooldamper.html
> The heat reduction is just 10% so it must be just waste of money.

> Considering the increased price for the IERC tube shields, can it be an
> alternative?

> Your thought?

> Osamu Hazawa