[Elecraft] mixers - got it!

Mon Feb 24 15:55:00 2003

George -
Not I've got it! This is fantastic! I did not truly realize what a mixer can do. In my 4 radio and PC shack, this could be very useful. Thanks George! 73/Tim
> 
> From: "George, W5YR" <[email protected]>
> Date: 2003/02/24 Mon PM 03:26:34 EST
> To: <[email protected]>,  <[email protected]>
> CC: "Elecraft Reflector" <[email protected]>
> Subject: RE: RE: [Elecraft] This mixer may interest some
> 
> That is the reason for using a mixer and not a switch. But, I can silence
> the audio from all but one audio source (radio, for example) and hear only
> that radio. This is done by just turning down the level controls on the
> other sources to zero.
> 
> I can hear the output of four different radios plus the computer soundcard
> plus two microphones plus the output of some audio rack processing gear all
> at once in a single speaker system with individual EQ controls on the radio,
> rack and mic channels. The volume of each source of sound can be
> individually set.
> 
> Of course, one would never use such a setup like that but it is very
> convenient to (a) monitor receiver A while working radio B; (b) copying
> PSK31 on the computer screen from Radio C via the soundcard; and (c)
> watching the audio from any or all of these sources on one trace of a
> dual-trace scope. The other trace is used to monitor the r-f output
> envelope.
> 
> Another advantage is being able to adjust the EQ for each channel. If an SSB
> station of Radio B is too bassy and lacks highs, just turn down the bass on
> the channel and turn up the high end until the signal sounds like you want
> it to. This has no effect on any of the other signals, of course.
> 
> I have been hamming for nearly 58 years now and I have never before enjoyed
> using a room full of equipment as much since getting a mixer to handle all
> the audio interconnections, level setting, etc. I can't say enough good
> things about this approach or about handling transmit audio input and
> receive audio output from the rear panel connector of the radio rather than
> using the conventional mic input and speaker output connectors.
> 
> 73/72, George
> Amateur Radio W5YR -  the Yellow Rose of Texas
> Fairview, TX 30 mi NE of Dallas in Collin county EM13QE
> "In the 57th year and it just keeps getting better!"
> 
> 
> 
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]]On Behalf Of [email protected]
> Sent: Monday, February 24, 2003 2:10 PM
> To: [email protected]; [email protected]
> Cc: [email protected]; Elecraft Reflector
> Subject: Re: RE: [Elecraft] This mixer may interest some
> 
> 
> I'd like some clarification. With the 802 mixer and ONE speaker can you,
> theoretically, listen to the audio on 4 receivers simultaneously thru one
> speaker or "flip a switch" and just hear one rig? This could be immensely
> useful. 73/Tim
> >
> > From: "George, W5YR" <[email protected]>
> > Date: 2003/02/24 Mon PM 02:37:22 EST
> > To: <[email protected]>
> > CC: <[email protected]>,
> > 	"Elecraft Reflector" <[email protected]>
> > Subject: RE: [Elecraft] This mixer may interest some
> >
> > Right, John, but (a) it was unavailable locally when I got the 802A and
> (b)
> > it would not fit where the 802 has to live!   <:}
> >
> > Actually, I find that I change any settings so seldom that knobs or
> sliders
> > really wouldn't matter that much. But, the extra channels and busses would
> > be nice to have. As it is, the 802 is able to handle four transceivers'
> > receive audio, two mics, one side channel to the soundcard and another to
> > some audio rack equipment and its return, plus provide a monitor signal
> for
> > one scope channel and drive the power amp to the speaker cabinets. And I
> > still have one open channel available!  Plus an open stereo input for the
> > minidisc recorder I hope to get some day.
> >
> > Bob Heil once remarked that I was the first person he had ever seen use
> > every available connector on a 602A!
> >
> > And, right on, Behringer produces audio equipment that is near top-line
> > pro-audio in quality at affordable prices. The little 602A for example
> will
> > serve as an excellent interface between the computer and your rig for
> around
> > half the cost of the deluxe dedicated digital-mode interfaces.
> >
> > 73/72, George
> > Amateur Radio W5YR -  the Yellow Rose of Texas
> > Fairview, TX 30 mi NE of Dallas in Collin county EM13QE
> > "In the 57th year and it just keeps getting better!"
> >
> >
> >
> > -----Original Message-----
> > From: [email protected]
> > [mailto:[email protected]]On Behalf Of [email protected]
> > Sent: Sunday, February 23, 2003 5:15 PM
> > To: George, W5YR
> > Cc: [email protected]; Elecraft Reflector
> > Subject: RE: [Elecraft] This mixer may interest some
> >
> >
> >
> > On Sun, 23 Feb 2003, George, W5YR wrote:
> >
> > > Just a reminder that the MX602A cannot by itself drive a speaker - it
> > > produces line-level outputs only. An external power amp  is required to
> > > handle the speaker.
> > >
> > > But, the mixer *will* drive headphones directly, which is what most
> folks
> > > prefer for CW.
> > >
> > > The 602A is adequate for the typical station, but for handling several
> > > radios, computer soundcard, etc. the 802A is a much better buy for only
> > $20
> > > more. Specs for both can be downloaded from the Behringer website.
> > >
> > > 73/72, George
> > > Amateur Radio W5YR -  the Yellow Rose of Texas
> > > Fairview, TX 30 mi NE of Dallas in Collin county EM13QE
> > > "In the 57th year and it just keeps getting better!"
> > >
> >
> > Or, if you want *REAL* faders for the channels and not just knobs, you may
> > want to consider the MX1604A.  It was only slightly more expensive than
> > the 802A when I got it.  It has 4 busses and 16 channels.  Very nice
> > unit.  It is what I use in my shack and can be seen in action at:
> >
> > http://www.k4wtf.com/
> >
> > Oh, one more comment: You can't go wrong with Behringer.  I also have one
> > of their large 24 channel boards.
> >
> > 73 de John - K4WTF
> >
> >
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> 
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