Ricardoooo Posted October 18, 2021 Share Posted October 18, 2021 Hi all, I have a few modern locos that come with a speaker already fitted. Is it possible to fit Hornby tts and use the pre existing loco speaker? (Rather than the wired Hornby speaker ?) Link to post Share on other sites More sharing options...
RMweb Gold Tim123 Posted October 18, 2021 RMweb Gold Share Posted October 18, 2021 As long as the speaker’s resistance is a minimum of 8 ohms it will be fine. Any less and the amplifier on the decoder will at best get very hot, worst case it could burn out. Link to post Share on other sites More sharing options...
Ricardoooo Posted October 23, 2021 Author Share Posted October 23, 2021 They are older Murphy models 141 , 21 pin chip, I know that it is not correctvsoujd, but just a thought I was having Link to post Share on other sites More sharing options...
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