Zen Phone Ringer
This project has yet to be realized. I'll need some help and advice.
Camille (my wife) works from home and finds regular phone ringers disruptive and disturbing. More so on modern electronic phones with synthesized ringers. She encountered this device at an osteopath practitioner's office.
The Tibetan Phone Bell and Timer
This product is nice, perhaps a bit pricey on our budget at $119.95US. But surely worth the features if you're not inclined to build one. But could we make our own?
How phones work
Here's a great tutorial on how phones work. This is going to be a really helpful article and reference: Understanding Telephones
Circuit Diagrams for ringers on the web?
Time to hit Google.
Potentially Useful Parts
Single Gong Ringer
Could this 'single gong ringer' be modified? Could it be modified to strike the gong only once per ring cycle?
Would an arduino be appropriate to drive some hardware? Based on my knowledge of that platform it could work well.
Time to read the "How phones work" guide above first.