Thanks for all the replies!

To answer questions: The MacBook Pro is the 13" with the faster cpu and larger drive. New production, just got it several weeks ago. There is only ONE audio connection: the required 1/8" plug is same as regular stereo plug but has tip and TWO rings.

I cobbled up a Y-cable last evening, and I'm getting audio into the MBP. No way to hear the audio on the MBP tho; looks like I'll need to do a "line-out" jack on the K2 for constant volume to the MBP while I adjust the K2 volume to listening level for me.

The MBP-->K2 mic direct connection seems to work with VOX and I can watch ALC when tx.

Doesn't look like I've got any ground loops, even with the MBP charger plugged in.

The Griffin iMic looks like a good way to get separate in and out. As I understand it, when it's active, the internal mic and speakers are disabled. Yes? OTOH, the iMic would give me isolation. I'm somewhat concerned about my direct connections into the MBP. I don't know what circuit I'm working into. (Like a black box, but it's white with an apple on it.)

At this point, I'll put an extra line-out jack on the K2. Maybe get the iMic ...

Thanks again,
Alan

Alan D. Wilcox, W3DVX
570-321-1516
http://WilcoxEngineering.com
https://www.smashwords.com/books/view/28062
Williamsport, PA 17701


On 12/9/10 9:27 PM, Alan D. Wilcox wrote:
Hello,

The MacBook Pro has a single 1/8" audio connection for both mic in and external-speaker output. Unfortunately, that disables the internal speakers, preventing their use for monitoring. Also, the single "special" plug needs a homebrew Y-cable to get the input and output on separate connectors.

Before I over-complicate what should be a simple interface to the K2, does anyone have a success story with the MacBook Pro?

Cheers, Alan

Alan D. Wilcox, W3DVX
570-321-1516
http://WilcoxEngineering.com
https://www.smashwords.com/books/view/28062
Williamsport, PA 17701


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