Re: HOW to convert signal level for external-siren

["alarman" <nospam@xxxxxxxx>]

nitro2 wrote:
> How can i convert a "positive hold-off " to a "negative hold-off"
> level.
> The siren who was attached to my alarm has been taken of the system
> when i moved , now i want to reinstall this siren BUT obviusly the (
> un- ) installer has removed some components from this connection
> inside the cabinet.
>
> The only thing i can say is that now as soon as i connect the siren
> to the cabinet ( outdoor siren connection ) it starts to work
> straight away , and only goes silent when the alarm is ACTIVE .
>
> the only info i got from the old installer is that i need to " use 2
> diodes to get it right " , so i am positive he knows what he removed
> since the alarm was working without any problems in my previous home .
>
> the alarm is an aritech cd150 .
>
>
> who can help ????????

Just use a relay.
--
js

Si Vis Pacem, Para Bellum