> > Wait! Maybe my doorbell doesn't go "ding dong" any more. It did, but the whole joint is being remodeled and we are living with our daughter. The last time I was at home, (yesterday) I noticed a new doorbell in the hall. Maybe tomorrow I can check. Who knows? Maybe the new one says "AhOOOOga!"
>
> Could always have the one my step-dad installed. It would randomly switch between one of several farmyard animals, including horses, dogs, sheep, and cows.
>
> He did want to get it to play the submarine 'dive' klaxon (as a submarine fan) but couldn't find a suitable sample to work with for it.

I have one of those horns on my antique motor scooter. Tell him to find someone nearby who collects Cushman motor scooters. Most of them will have at least one scooter that has an AhOooga
horn that sound just like a WWII submarine. Cushman collectors are everywhere.