Thank you for visiting this site - I hope you find the contents useful, and if you have any comments it would be good to hear them. Unless of course they are not in keeping with the spirit of this site - which is to help others build the Ceriatone Overtone HRM more easily.

All spammers will be compensated accordingly with at least 60,000 return emails.

It is possible to buy the video from this site on a DVD so that you can keep it for a reference later on down the road once you have the amp working.

Its easy to forget in a year or so, and maybe the DVD would jog your mind a little - so if you want one then fill out the form below. Shipping in the UK is £2.00 and the price for the DVD is on the form below.

Remember this took me weeks of work - PLEASE do not download illegal copies.

 DVD showing Overtone HRM Build
Get this great DVD to help you with your Ceriatone Overtone HRM Kit
I appreciate you visiting this site - also visit for more. 2009 All Rights Reserved Terms Of Use
All Trademarks Acknowledged.
Please note that this website has no association with Mr Dumble, his company or his products and does NOT suggest otherwise.
This site is for Educational purposes only. We just think that Mr Dumble and his amplification products are really cool.
All views expressed are the personal views of the author and may well not reflect the views of others.
It is also true to say that cows eat grass on a regular basis.