Author Topic: Notice anything odd about this one?  (Read 876 times)

Online magicbrain

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Re: Notice anything odd about this one?
« Reply #15 on: January 16, 2017, 01:25:24 PM »
AC plugs are also relatively common practice for wiring phones used for stage production props, allowing the sound tech to ring the phone on cue.

This is probably the answer - the code on the bottom is HB4 which is for a 66 cycle ringer so it may ring on 120v 60 cycle.

Bruce
Bruce
Atca# 4778