RE: [Elecraft] Dayton Discovery [OT]

2008-05-23 Thread Joe Subich, W4TV


 FWIW the new ICOM IC-7200 has a USB port which supplies a 
 CI-V interface (serial port for radio control) *and* audio 
 input / output, so for full radio / digital mode support all 
 that is needed is a single USB cable and computer :-)

It will be interesting to see what USB CODEC they chose and 
how they deal with the audio level issues.  I seriously doubt 
that they have made provision to use the radio microphone to 
record DVK type messages on the computer.  

73, 

   ... Joe, W4TV 
 

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Re: [Elecraft] Dayton Discovery [OT]

2008-05-23 Thread Simon Brown (HB9DRV)
My guess is that it presents itself just like a USB soundcard - for example 
the Tigertronics SignaLink USB.


It's possible - even probable that the transmitted audio is available 
through this link.


Myself I don't see the niche for the IC-7200 - no ATU and quite heavy. 
However, as always, I hope they sell a million of them.


Simon Brown, HB9DRV

--
From: Joe Subich, W4TV [EMAIL PROTECTED]


It will be interesting to see what USB CODEC they chose and
how they deal with the audio level issues.  I seriously doubt
that they have made provision to use the radio microphone to
record DVK type messages on the computer.




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Re: [Elecraft] Dayton Discovery [OT]

2008-05-23 Thread Brendan Minish
On Fri, 2008-05-23 at 18:48 +0200, Simon Brown (HB9DRV) wrote:

 Myself I don't see the niche for the IC-7200 - no ATU and quite heavy. 
 However, as always, I hope they sell a million of them.

I do! Providing it can work properly down to around 11vdc input, it
looks to be an Ideal maritime mobile radio. 
In MM setups the ATU is typically an auto tuner located away from the
antenna so an internal tuner is no use. Cooling and ruggedness are big
issues.
Having 'ears' to mount it securely with is a big plus.
The USB interface is a great asset here too, allowing for HF fax
reception, rig control etc over a single USB connection.
Finally the time might be nearing to replace all the ic-735's and
ic-728's that are bobbing about out there! 

73
Brendan EI6IZ

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Re: [Elecraft] Dayton Discovery [OT]

2008-05-23 Thread Simon Brown (HB9DRV)

The only thing I don't have is the boat :-)

Simon Brown, HB9DRV

--
From: Brendan Minish [EMAIL PROTECTED]


I do! Providing it can work properly down to around 11vdc input, it
looks to be an Ideal maritime mobile radio. 
In MM setups the ATU is typically an auto tuner located away from the

antenna so an internal tuner is no use. Cooling and ruggedness are big
issues.
Having 'ears' to mount it securely with is a big plus.
The USB interface is a great asset here too, allowing for HF fax
reception, rig control etc over a single USB connection.
Finally the time might be nearing to replace all the ic-735's and
ic-728's that are bobbing about out there! 



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RE: [Elecraft] Dayton Discovery [OT]

2008-05-23 Thread Ron D'Eau Claire
The most popular HF remote auto tuner I've seen hanging on the funnels of
large ships, right at the base of a 22 ft fiberglass 'whip', is SGC 230 sold
to hams as the Smarttuner(TM) 

Today there are over 46,000 large ships in the International Maritime fleet,
all of which carry (or soon will carry) several HF radios of the same type
of interest to Hams. That's a potential market in the hundreds of thousands
of radios; radios with relatively short lifetimes due to accident and
changing technology. 

These radios operate SSB and various digital modes, similar to Ham
operation, must be frequency-agile so the Global Marine Disaster and Safety
System (GMDSS) operator can easily QSY to the frequencies in the HF range
that promise the best path for the distance and propagation conditions,
interface with LANs and personal computers, and must be very stable and
(almost) idiot-proof. 

While GMDSS operators, like their Ham counterparts, are very savvy in
operating procedures and how to make contacts with the needed stations,
they, like  many Hams today, are typically *not* technicians who know what
goes on under the hood inside the radio. Their skill is in operating the
radio, not fixing it, just as fewer and fewer Hams have an interest in
working on their radios. (Indeed, a GMDSS operator is *not* allowed to try
to fix a broken radio. They carry spares in case of failure or they carry a
specially-licensed GMDSS Maintainer who is a technician with the tools and
knowledge to carry out repairs. That's why most ships have several radios on
board.)

This service requires very reliable, flexible HF radios almost identical to
what Hams use.

Certainly, the needs of the GMDSS operator at sea will drive the design of
modern radios from those manufacturers. That is, Ham rigs from many large
manufactures will be (some already are) rigs designed for the maritime
service that have been adapted for the Ham market. I find it somewhat
humorous to notice a popular rig on large ships, (the Icom IC-M700Pro)
offers SSB(USB) AM, CW FSK and AFSK modes. (CW? On a ship? Not today ;-) 

Indeed, one of the first things I expect to see is pressure on Hams to adopt
USB as the standard sideband on all Amateur bands so the manufacturers
don't have to consider sideband switching in their product offering.  

Ron AC7AC



--
From: Brendan Minish [EMAIL PROTECTED]
 
 I do! Providing it can work properly down to around 11vdc input, it 
 looks to be an Ideal maritime mobile radio. In MM setups the ATU is 
 typically an auto tuner located away from the antenna so an internal 
 tuner is no use. Cooling and ruggedness are big issues.
 Having 'ears' to mount it securely with is a big plus.
 The USB interface is a great asset here too, allowing for HF fax
 reception, rig control etc over a single USB connection.
 Finally the time might be nearing to replace all the ic-735's and
 ic-728's that are bobbing about out there! 
 
 

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Re: [Elecraft] Dayton Discovery

2008-05-18 Thread G4ILO



David Wilburn wrote:
 
 It has been talked about before, and I was under the impression it was 
 off the table as for as future availability.  Your discussion with 
 Wayne indicates otherwise.
 
 The connector is used for testing and equipment interaction when they 
 build the unit at the factory.  Others can add more.  I had my hopes 
 up at one point that they were going to make that a keyboard port, and 
 looking at this response from one of the field testers, it looks like 
 it may still be on the 'list'.
 
When this feature was originally mentioned in discussion on the reflector
about a year ago it was a definite plus for buying a K3 for me. However
having subsequently been given the impression that this was not a planned
enhancement I have found an alternative.

If you would like to use data modes without a full sized computer then a
basic Asus Eee PC, Fldigi and a pair of sound card audio cables will do the
job, plus it will support more modes than just PSK31 and RTTY, and display
more than a few characters of text. It would be not much bigger and probably
not cost much more than a custom keyboard which would be required to
interface with the K3's proprietary connector.

Unfortunately due to the policy of Fldigi's author of only supporting the
latest mainstream Linux distributions you will need to replace the Linux
that comes with the Eee with something else because the latest version of
Fldigi won't run on the Eee PC. Alternatively in the Eee PC ham radio forum
at Zerobeat you can find where to download the last version that works on
the standard Eee PC OS.

From what I have read there are now other small, cheap Linux based laptops
that could easily be used as a simple data modes terminal besides the Asus
Eee PC.

-
Julian, G4ILO  K3 s/n: 222 K2 s/n: 392
G4ILO's Shack: www.g4ilo.com
Zerobeat Ham Forums: www.zerobeat.net/smf
-- 
View this message in context: 
http://www.nabble.com/Dayton-Discovery-tp17296879p17300496.html
Sent from the Elecraft mailing list archive at Nabble.com.

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Re: [Elecraft] Dayton Discovery

2008-05-18 Thread Simon Brown (HB9DRV)
There are quite a few low-price sub notebooks announced in the last few 
months, one which has caught my attention is the MSI Wind PC running Windows 
XP (for I am a Windows programmer by choice). The CPU chip is very low 
power, performance more than adequate for any current digital mode program.


These sub notebooks are not big, not heavy and there's the extra bonus of 
using a PC - larger fonts, logging and archiving of received audio for later 
playback.


Simon Brown, HB9DRV

--
From: G4ILO [EMAIL PROTECTED]


If you would like to use data modes without a full sized computer then a
basic Asus Eee PC, Fldigi and a pair of sound card audio cables will do 
the

job, plus it will support more modes than just PSK31 and RTTY, and display
more than a few characters of text. It would be not much bigger and 
probably

not cost much more than a custom keyboard which would be required to
interface with the K3's proprietary connector.




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Re: [Elecraft] Dayton Discovery [OT]

2008-05-18 Thread Simon Brown (HB9DRV)
FWIW the new ICOM IC-7200 has a USB port which supplies a CI-V interface 
(serial port for radio control) *and* audio input / output, so for full 
radio / digital mode support all that is needed is a single USB cable and 
computer :-)


Simon Brown, HB9DRV

--
From: G4ILO [EMAIL PROTECTED]


... and a pair of sound card audio cables will do the job ... 


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Re: [Elecraft] Dayton Discovery

2008-05-18 Thread Simon Brown (HB9DRV)
On the other hand new laptops can have a much longer battery life, 
especially some of the new sub notebooks. Only important if you actually 
venture out of the shack into the big scary green area :-)


Simon Brown, HB9DRV

--
From: Kenneth Waites [EMAIL PROTECTED]


Used laptops can be very cheap.  I would go for a cheap laptop and MIXW.



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Re: [Elecraft] Dayton Discovery

2008-05-17 Thread Don Wilhelm

Ed,

That connector is currently only used in the factory test.  There was 
talk of a keyboard for it last year at Dayton, but I have heard nothing 
more.  Your conversation with Wayne indicates that there is still hope.


73,
Don W3FPR

Ed Berbari wrote:
I  have been monitoring this reflector for over 3 months as I have 
making up my mind about getting a K3.  Arrived at this decision with 
an unusual point of view - I will save this for another post.  I 
ordered a well equipped K3 on May 6 presumably ahead of the Dayton rush.


Anyway I still have a lot of questions and had a chance to talk with 
Wayne this afternoon at the booth.  I wondered about the requirement 
of using the keyer for standalone PSK or RTTY operation.  He said the 
feature was there because he doesn't always like to turn on his 
computer to operate these modes.  I agreed but noted that I can type 
faster than I can send code.  So why not a more flexible way to 
connect just a keyboard.  He then pointed out the RJ-45 connector on 
the bottom/front of the rig.  He just sort of smiled about this, but 
after reading the mail for several months and reading the owners 
manual fairly thoroughly this was the first I heard of this feature 
(yet unused).  Following his coy smile he just indicated that the 
keyboard was probably not a front burner issue.


Does anybody on the list have more info on the RJ-45 that they would 
like to share?


Ed, W9EJB
  

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Re: [Elecraft] Dayton Discovery

2008-05-17 Thread David Wilburn
It has been talked about before, and I was under the impression it was 
off the table as for as future availability.  Your discussion with 
Wayne indicates otherwise.


The connector is used for testing and equipment interaction when they 
build the unit at the factory.  Others can add more.  I had my hopes 
up at one point that they were going to make that a keyboard port, and 
looking at this response from one of the field testers, it looks like 
it may still be on the 'list'.


http://www.nabble.com/forum/ViewPost.jtp?post=14037060framed=y



Dave Wilburn
K4DGW
K2/100 - S/N 5982
K3/100 - S/N 766

For those who fought for it, freedom has a flavor the protected will 
never know.



Ed Berbari wrote:
I  have been monitoring this reflector for over 3 months as I have 
making up my mind about getting a K3.  Arrived at this decision with an 
unusual point of view - I will save this for another post.  I ordered a 
well equipped K3 on May 6 presumably ahead of the Dayton rush.


Anyway I still have a lot of questions and had a chance to talk with 
Wayne this afternoon at the booth.  I wondered about the requirement of 
using the keyer for standalone PSK or RTTY operation.  He said the 
feature was there because he doesn't always like to turn on his computer 
to operate these modes.  I agreed but noted that I can type faster than 
I can send code.  So why not a more flexible way to connect just a 
keyboard.  He then pointed out the RJ-45 connector on the bottom/front 
of the rig.  He just sort of smiled about this, but after reading the 
mail for several months and reading the owners manual fairly thoroughly 
this was the first I heard of this feature (yet unused).  Following his 
coy smile he just indicated that the keyboard was probably not a front 
burner issue.


Does anybody on the list have more info on the RJ-45 that they would 
like to share?


Ed, W9EJB

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