[Elecraft] Upgrade to KIO3B?

Joe Subich, W4TV lists at subich.com
Sun Dec 27 10:14:36 EST 2015


> Line 1 and Line 2 are the Neutrik connectors and I *think* stereo
> (someone please correct me if I’m wrong) which would allow you to
> hook up the way I’m thinking.

After tracking down a manual on the 2i2 it looks like Line 1 and
Line 2 are two *mono* channels.  You could connect one radio.  If
you are looking for a four channel device, the 2i4 may be more in
line with the E-MU 0204 but not in the sub $100 price range.

I have no answer to any of the OS-X related questions - if you can
use two radios at the same time, etc. with the Focusrite boxes.  An
alternative is the Presonus AudioBox series - IIRC, they were a
favorite of W7AY with his OS-X systems - although Presonus seems to
be 30 - 50% more expensive than the equivalent Focusrite products.

73,

   ... Joe, W4TV


On 12/27/2015 8:53 AM, Joel Black wrote:
> Ed et al.,
>
> I use OS X and have been looking at an upgrade from my E-MU 0204.
> This device is no longer available from Creative Labs and doesn’t
> appear to be supported any longer either.
>
> I have been looking at the Focusrite 2i2 and trying to compare specs
> of it with the E-MU 0204. Without having one (the 2i2) in hand, I
> cannot do a side-by-side comparison. I am thinking of ordering one
> and seeing if it is comparable to the E-MU 0204.
>
> From the looks of and reading about the 2i2, it appears that you
> could hook two radios to it. I’m thinking the K3 w/ second receiver
> into Line 1 and the I and Q of the KX3 into Line 2. Line 1 and Line 2
> are the Neutrik connectors and I *think* stereo (someone please
> correct me if I’m wrong) which would allow you to hook up the way I’m
> thinking.
>
> If someone knows about the Focusrite 2i2 (or other product) that is
> OS X 10.11-capable, please inform the group. I’m looking for
> something in the $100 - 150 price range. The devices that Jim (K9YC)
> recommends will work with OS X but not with *all* functionality (i.e.
> the Sonar U7 will not enable the buttons and volume adjustment in OS
> X the last I read).
>
> On another note, I’ve still not convinced myself that the K3SYNA
> upgrades are useful to me and my casual operating. I would have liked
> to gone with the KIO3B except for the price point (about which I am
> *not* complaining - it is what it is).
>
> Regards, Joel - W4JBB
>
>> On Dec 26, 2015, at 7:30 PM, Edward R Cole <kl7uw at acsalaska.net>
>> wrote:
>>
>> Larry,
>>
>> Considering your current configuration is working with the KIO3A,
>> probably easier to stay with it.
>>
>> My situation is a bit simpler as I just run digital modes with
>> DATA-A and the line-in and line-out lines with my USB/RS232
>> conversion cable connecting RTS/DTR lines to the K3: "Not broken so
>> why fix it?".
>>
>> Having direct USB interface for my K3 offers little inducement to
>> upgrade the KIO3.  I have two SYN boards to install which I will
>> use on 630m very nicely and should possibly improve receive due to
>> lower phase noise.
>>
>> So like you, I will defer the upgrade...at least for now.
>>
>> I am sticking with my old XP32 computer and will soon disconnect it
>> from the internet, running exclusively ham applications.  My
>> internet/e-mail will be transferred to a laptop which has win10.
>>
>> If/when my old stuff croaks then upgrades may be in order, but my
>> soundcards are not supported by win10 and most replacements do not
>> check out well for my special applications (dual-pol adaptive
>> reception of eme signals in diversity mode).
>>
>> 73, Ed - KL7UW busy working on 2M amps
>>
>> Date: Sat, 26 Dec 2015 13:12:17 -0500 From: Larry Libsch
>> <llibsch at bellsouth.net> To: elecraft at mailman.qth.net Subject: Re:
>> [Elecraft] Upgrade to KIO3B? Message-ID:
>> <567ED881.7050404 at bellsouth.net> Content-Type: text/plain;
>> charset=utf-8; format=flowed
>>
>> Don, Joe,
>>
>> Thanks for your replies. I'll stick with my USB sound cards for
>> now.
>>
>> K4KGG, Larry
>>
>> 73, Ed - KL7UW http://www.kl7uw.com "Kits made by KL7UW" Dubus Mag
>> business: dubususa at gmail.com
>>
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