Hello, I have a Marantz Model 1040 int amp. I use it to power my headphones when I'm using spotify. Have to say this amp has a nice headphone jack! One day if this amp needs a service. Are there some good vintage audio specialists in the UK that can service this amp? I've found this place- [URL]http://www.michaelmauricerepairs.co.uk/index.shtml[/URL] Anyone have exp with this place in the above link? Kind Regards.