Differences

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--- radios:ft-450d [2024/09/09 19:51] – m0nvk
+++ radios:ft-450d [2025/07/12 15:38] (current) – m0lte
@@ Line 31: / Line 31: @@
 Detail of audio isolation:
-{{:packet:ft-450d-ninotnc-txa-isolation.png|}}
+{{:packet:ft-450d-ninotnc-txa-isolation.png?960|}}
-{{:radios:audio_transf_wiring.jpg?400|}}
 Previously there was an article here involving a full isolation circuit with relay powered by DC brought out from the TNC, but this has proven to not be necessary.
@@ Line 38: / Line 37: @@
 {{tag>radio packet hf}}
-===== Errata =====
+===== Linear cable =====
-M0GZP has found, empirically, that both the input and output pins should perhaps be documented at 60mV instead of 500mV. This is why the NinoTNC SIGNALS settings of 0000 works for this radio, which is unexpected.
+{{:radios:ft450d-linear-plug.png|}}