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Scan 500r

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just wondered if anyone else has had the same problem as i just have with a scanronic 500r (radio) panel will not provide a adequate negative trigger to operate a sd1 dialer.... or is it just that the dialer is faulty?

just wondered if anyone else has had the same problem as i just have with a scanronic 500r (radio) panel will not provide a adequate negative trigger to operate a sd1 dialer.... or is it just that the dialer is faulty?

don't like dialers, whoever what else is of the same output?

shed loads???? :P

switch a relay of the sab otput, using the aux neg instead bobs your uncle?

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