[freelists-midimag] Re: Need to add USB ports to my new MacBook Pro. Will a simple 4 port USB box do the job?

  • From: Steve Matzura <number6@xxxxxxxxxxxxxx>
  • To: midimag@xxxxxxxxxxxxx
  • Date: Mon, 20 Dec 2021 08:12:13 -0500

Do not under any circumstances ever use a passive (non-powered) USB hub for anything but a paperweight. It will fail at the most inopportune and expensive moment. By no means connect a license key to one of these devices ever, unless you can afford to lose that key, which you surely will when you need it the most. Spend the thirty dollars or so and get a seven-port Anker powered hub which handles USB devices the way they should be, by giving each one its own address on the universal serial bus and providing ample power for bus-powered devices like the KK keyboard, audio interface, etc. Modern computers, *ESPECIALLY LAPTOPS*, don't have the power to give through USB ports to do what you want without possible (read "probable") failure. Don't trust them half as far as you can throw them. The takeaway word here is "DON'T".


On 12/20/2021 1:39 AM, Kevin Gibbs wrote:

Guys,

I was originally thinking of working up a rather intricate KVM switching 
scenario to allow me to move between my Windows 10 machine using Reaper and my 
new MBP using Logic and Reaper.  The idea was to have the MIDI keyboard be the 
kind of common element that most people assign to a QWERTY keyboard.  Since I 
have wireless QWERTY KBs for both machines, each with small footprints, I 
figure I have enough space on the desk to swap those without much trouble.    
But I think I’m going to put the KVM thing aside in the short run and focus on 
learning Logic and simply importing all my Reaper stuff in one go from. Windows 
to Mac.

But I still have a problem with not having nearly enough USB ports on the 
MacBook to cover the things I know I need.

Here’s the list:
Audio Interface
Komplete Kontrol S61 MK2 keyboard.
Time Machine backup drive.
iLock key and Vienna Key for Vienna Instruments I own.  Those are crucial and 
you should count two slots here.
I also have a small wireless MIDi keyboard called an Xkey Air 25 and an iPhone 
13, either of which might be charging at various times.  I don’t imagine 
needing to charge both units at the same time.  So, count one slot for those 
two devices.

If you figure that the S61 and the audio interface occupy two of the MBP’s 
three slots, that leaves the third slot for what I’m guessing is a four port 
USB Hub.  I would not expect this to be powered.  Further, I don’t 
realistically expect to need passive charging capability since the computer 
would be running when I’m charging my phone or Xkey air and I imagine they 
would charge if they were connected to a standard USB box.

So, I’m just curious to know if I’ve got my facts right and if I could connect 
my two dongles, my Time machine drive and either my iPhone or Xkey to this sort 
of box with enough power to get the job done as described.  If I’m right, I 
should be out the door for less than $30 US.

I guess I don’t really even need USB3 for this though I suppose it wouldn’t 
hurt.

Any thoughts?

Thanks,
Kevin




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