[Boatanchors] Fwd: Re: WTD: Intercom Switches for Battleship

[Rich Post]

>
>Similar to Heath "Lunchbox" transceiver switches?
>
>Rich
>
>
>>On Aug 30, 2009, at 4:20 PM, J. Forster wrote:
>>
>> > The volenteers on Battleship Massachusetts at BattleShip Cove in Fall
>> > River are trying to restore to working condition the xxxx  intercom
>> > system. Each station has a speaker which doubles as a microphone, an
>> > audio
>> > power amplifier, and the necessary switching.
>> >
>> > The immediate problem is that about 6 of the Talk-Listen switches have
>> > been damaged beyond repair, likely by excessive force. They do not
>> > appear
>> > to be available, other by special order from the maker, which is well
>> > beyond the resources available.
>> >
>> > The switches are a bit odd: They are two position rotary switches, but
>> > momentary contact. One of the two positions is spring loaded, so if
>> > the
>> > knob is released from the TALK , the switch returns home to the
>> > LISTEN.
>> > The switch has two wafers, and each wafer is 3-pole; 2-position.
>> >
>> > The switch was made by Centralab, P/N 2BFX6977.
>> >
>> > Does anyone have a catalog or data sheet that lists this number?
>> > Ideally,
>> > I'd like the part numbers for the actuator part and the phenolic
>> > wafers so
>> > the needed switched could be assembled from bits scavenged from other
>> > switches.
>> >
>> > Also, does anyone know of a source of such switches or the
>> > constituent parts?
>> >
>> > Thanks,
>> > -John
>> >
>> > ================
>> >
>> >
>> >
>> >
>> >
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