The value of the C10 capacitor affects the tone of the reverb signal. This is a very common modification for the original 6G15 reverb. Read more about this here:
http://wiki.surfguitar101.com/ReverbFaq#Popular_Modifications
With this circuit you can easily switch between different C10 values!
http://wiki.surfguitar101.com/ReverbFaq#Popular_Modifications
With this circuit you can easily switch between different C10 values!