Tannoy time delay network for the K3808 driver.
Enrico has send me the below
information, 
the photo and measurements of the parts is done by Stefano.
Stefano is a great Tannoy fan and SRM15X owner.

The unit in the speaker cabinet.
According to Mike Hunt this is the correct circuit:

I have checked: this is correct and made another photo:

The coils are on my L-meter 0.22 mH.
regards, Hans.
© PE1MMK Hans Hilberink & Stefano Felice & Enrico Tomasi & Mike Hunt, 2002. Last update: 20-04-2014.