[RTTY] Laptop Mic Audio In

Joe Subich, W4TV lists at subich.com
Sat Sep 24 22:06:51 EDT 2016


Try connecting a 1K resistor across the mic input terminals
of your TRRS plug.  It is likely that your laptop is doing
"jack sensing" and expects a DC circuit while the RigBlaster
has a DC blocking capacitor in its output.

73,

    ... Joe, W4TV

On 9/24/2016 6:24 PM, rwnewbould at comcast.net wrote:
> I have struck out everywhere looking for a solution to this issue. When I plug my audio from my Rigblaster into the mic input of my laptop the sound card does not think anything is plugged into it. Hence I cannot get my RTTY audio to the decoder.
>
> The laptop does have a TRRS jack and I have the Wye adapter.
>
> Is this a hopeless cause? It appears the computer expects the mic to have a certain impedence or something along those lines.
>
> Rich
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