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5

To me, this looks very much like a "DIN Lautsprecherstecker": Positive is the small hole, negative the wide slot. Loudspeaker, if I ask google, is zvočnik in Slovenian – so the "ZV" label makes sense; you can switch between speaker pair 1 and 2.


4

Is there something that makes amateur radio speakers better or different than any other kind of unpowered speaker of equivalent wattage and impedance? Some may have audio filters, headphone jacks, or other such application-specific features. They could be somehow designed to be best at reproducing the frequencies important to intelligible speech, as ...


3

LEVI means LEFT DESNI means RIGHT ZV1 is speaker one ZV2 is speaker two S this radio has connections for two pairs of 4 ohm speakers. I guess LEFT ZV1 and RIGHT ZV1 are main speakers and ZV2 are additional (as option). Each speaker connector is DIN speaker connector with two contacts. Wide contact is speaker minus, circular contact is speaker plus pole. ...


1

Pin 3 on the modular mic connector, which is AF OUT on some Icom models (e.g. the IC-706) is labeled as "HM-207 detection, grounds when HM-207 is connected" on the ID-5100. So it appears that the 5100 doesn't have audio out on the mic jack, and any Icom-supplied mic with a speaker in it is incompatible. Any third-party speaker mic for this radio (I don't ...


1

There are already two answers posted with good information but here is a little bit more information to help with your selection process. Impedance Matching the impedance of the speaker to the speaker impedance range specified for the audio amplifier (the transceiver in your case) is important in order to ensure a maximum power transfer from your radio to ...


1

Our choice of speakers are important. They can make the difference between either hearing the other station clearly or straining to hear and missing part of the conversation. But we don't need "special" speakers, that may be expensive and not even be very good. The sound from the small tinny-sounding speaker in the top cover of that IC-765 under the ...


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