Herman Munster wrote:
Back when we were at that stage we had a clip on vibrator. (and no
not that kind)
The gentle vibrations acted like a car and would knock them right
out, and would
slowly turn itself off after about 15 mins. Worked like a charm. No
modifications
to your new cradle. I think it was about $15 at Baby Superstore or
place like that.
HM

Seems to me an automatic shut off would be important!

Josie