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    Intercom door entry system wiring

    Has anybody got an idea of which modern door intercom phone system can be replaced with this old rocket i have in my house when ever it rings, it sounds like an old electrical transformer which is exactly what it is inside it, Have pictures of it below. Thanks guys.
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    • door entry phone door entry wiring electric connection electrical work electronics line intercom
    • Replies: 6
    • Forum: Electrics UK
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