On Wed, Aug 21, 2013 at 06:57:24PM -0000, wrezal wrote:
> Hey Gordon,
>
> Yeah well it did use to work. It was one where you could change the voltage so 9v wasn't even the maximum. Reckon its a dead power supply then? Does work on other devices at 6v. Going to try a 12v keyboard now and will see if that works.
>
> Cheers,
>
> Dave
It couldn't have worked properly. The Poly 800 takes a good 600-700mA normally, so using the 300mA supply would have pulled it down to way below the point where the regulators function correctly.
--
Gordonjcp MM0YEQ