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Old 7th Dec 2017, 11:19 am   #8
Station X
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Join Date: Jan 2003
Location: Ipswich, Suffolk, IP4, UK.
Posts: 13,786
Default Re: Sterdy door phone handset/cradle

Definitely an AC Buzzer.

Try powering it from the output of a bell transformer, starting with the lowest available voltage. It would be advisable to check the continuity of the coil first.
Graham. Forum Moderator

Keep the soldering iron hot.
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