David,

Thanks for the info. I am aware that the Oakley stuff has a higher
quality PCB, but was more curious about the sonic quality... more
specifically his ARP filter.

Apologies for thread-jack.

Regards,
Kevin

--- In Doepfer_a100@yahoogroups.com , David Salter
<david.salter@r...> wrote:

> Kevin,
>
> I tend to find the EFM pcbs of a lower quality to the Oakley

boards.

> Specifically they are single sided, if you are heavy handed with a
> soldering iron, tracks can lift.
>
> Most of the current PCB/circuit designs are pretty much bug free

but a

> quick look through the user group shows that unlike the Oakley

group,

> there is a lot of "it's built but, not working" sort of posts.

Patience

> helps with the EFM boards.
>
> Having said all that, when they are working they are great. I have

no

> complaints from a sonic point of view, in fact I have an older

filter

> board that isn't working as it should but I like the sound so never
> bothered fixing it.
>
> There is quite a large EFM community in the states and Tom and the

group

> are all very helpful.
>
> Hope that helps.
>
> Regards
>
> David
>
>
>
> David Salter
> Reuters Consulting
> Tel: +44 20 7542 2402
> Mob: +44 7990562402
> Fax: +44 20 7542 2699