Custom modifications
  We have put on our 
  technical website a number 
  of examples of mods that 
  can be done by skilled 
  DIYers to a range of our 
  DACs.  We can also do 
  some of those mods in-
  house for you if you are in 
  the EU. You can also 
  contact 
  http://tirnaelectronics.co.uk 
  Jimmy has been offering a 
  modification service on our 
  products for many years.