If someone is interested I have found an NDI technique to detect cracks under an installed bushing.
The link is:
http://www.imtt-usa.com/products_othercrackdetectionprobes_crack_bsh.html
Thank you Berkshire,
I will try your solution too. In the meantime I found the following company, which is proposing a dedicated technology
http://www.imtt-usa.com/products_othercrackdetectionprobes_crack_bsh.html
Regards
Hallo to everybody,
I am evaluating the chance to use ASTROCOAT 8001/8003 instead of CAAPCOAT C-W4 for the radomes in a B707 AWACS. Has anybody experience with the ASTROCOAT? Do somebody knows if the resistivities and the power transmission of the two coatings are comparable?
Thanks to all.