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Subject:
From:
Michael Thurman <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Thu, 2 Jan 2014 15:45:00 -0500
Content-Type:
text/plain
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text/plain (178 lines)
that sounds awesome, i hav enot heard of this device, how expensive is it though.  some of those pc controlled things are lab grade stuff and way more than the average ham needs.
On Jan 2, 2014, at 4:11 AM, Alan R. Downing <[log in to unmask]> wrote:

> Jim, 
> 
> while we all would love to have an accurate replacement for something like
> the TW-1, remember that the Power Master 2, and I believe also the LP100 are
> accessible when connected to a computer.  I read my forward and reflected
> power, as well as my SWR, with my PM2.  In addition, the PM2 can be
> configured to open the amp key line when a high SWR is detected, to prevent
> transmission of high power into a bad load.   Also, the PM2 can be
> configured to open the amp key line if output power exceeds a preset level.
> So, meters such as the PM2 and LP100 provide more than just speaking power
> and SWR like the TW-1 does.
> 
> 73, KD7GC
> 
> 
> Alan R. Downing
> Phoenix, AZ
> 
> -----Original Message-----
> From: For blind ham radio operators [mailto:[log in to unmask]]
> On Behalf Of Jim Gammon
> Sent: Thursday, January 02, 2014 1:51 AM
> To: [log in to unmask]
> Subject: Re: Development of a talking power/SWR meter
> 
> Ok Rob well just wanted you to know that I for one, am behind 
> your work in whatever way possible to make the development of a 
> talking Power, SWR meter possible.  Wishing you the best for the 
> new year, and 73, Jim WA6EKS
> 
> ----- Original Message -----
> From: Rob <[log in to unmask]
> To: [log in to unmask]
> Date sent: Wed, 1 Jan 2014 21:05:57 -0800
> Subject: Re: Development of a talking power/SWR meter
> 
> Hi Jim,
> 
>   I'm just following up to say I greatly appreciate your support 
> and
> well wishes! While your suggestion is very thoughtful, I 
> certainly do
> not want you guys supporting me in this way.  I am the one 
> putting myself
> in this situation so I'm the one that has to deal with the 
> consequences.
> But again, thanks for the support!
> 
> Rob
> K6DQ
> my
> On 12/31/2013 11:29 AM, Jim Gammon wrote:
> Hi Rob, let me add my voice in thanks to you for taking on such 
> a
> project.  I think that if all of us on the list would be willing
> to kick in even just $20.00 toward helping you realize the goal
> of a stand-alone accessible meter that would work on Hf, VHF, 
> and
> UHF on any rig, would be a very worthy cause.  This would allow
> you to buy one or more meters upon which to experiment and use 
> as
> a platform to develop a prototype meter.  Happy new year and I
> wish you great success in all of your endeavors in 2014.  73, 
> Jim
> WA6EKS
> 
> 
>   ----- Original Message -----
> From: Rob <[log in to unmask]
> To: [log in to unmask]
> Date sent: Tue, 31 Dec 2013 01:41:59 -0800
> Subject: Talking SWR/Power Meter Question Follow Up
> 
> Thanks all,
> 
>     I want to thank you all for taking the time to respond to my
> query
> and I appreciate the support for my efforts!  As was obvious, 
> the
> need
> to directly read reflected power is not a necessity and 
> depending
> on how
> things progress, I still might be able to provide this but 
> wanted
> to
> make sure it was not required.  For the record, I rarely check
> reflected
> power myself.  That aside, let me try to clarify a couple things
> at this
> point given by some of your responses.
>     As noted previously, the "HamPod" is basically a generic
> hardware
> platform that I can use to communicate with devices that are
> equipped
> with a serial port and provide access via their protocol and
> messaging
> to various internal data points.  That is how I can use the
> HamPod to
> work with the Elecraft W2 and Power Master 2 meters because they
> both
> are equipped with a serial port and provide sufficient messaging
> to use
> them via their serial ports.  In fact, Array Solutions even
> modified
> their firmware to support our community to make this a better
> product
> for us.  They were also very willing to loan me a meter for
> development
> so they should be commended for that as well.  I should also 
> note
> that
> Elecraft loaned me both a K3 and KX3 for development.  I also
> feel
> compelled to mention that the combination of a K3 or KX3 and a
> HamPod
> provides the most accessible solution out there and they are
> pretty
> incredible rigs too!  Sorry for that diversion.
>     The meter I'm currently evaluating to provide accessibility
> for does
> not have a serial port so it will require an internal processor
> based
> circuit to access the hardware directly, much like my SteppIR
> antenna
> controller.  So this will be a self contained stand-alone meter
> much like
> the TW-1.  It is still pretty early into development with this
> unit so
> I'm still not sure it will work for us but if it does, I can say
> it will
> cover HF through UHF and legal power and beyond through use of 
> up
> to 2
> external coupler selection.  So at this point, I can't predict
> what the
> final cost will be but my goal is of course to keep it as
> inexpensive as
> possible but yet still provide an accurate  and quality piece of
> equipment.  I do not intend on adding the ability to measure
> frequency
> with this meter as this would require additional hardware
> modifications.
>     As for future suggestions such as an accessible antenna
> analyzer,
> that is on the list of things I want to build.  Problem is, all
> this
> stuff takes way too much time as it is and funds are limited and
> actually non-existent if you ask the wife! .  So while I agree
> the Array
> Solutions 4170 is an incredible piece of gear, at around $570
> it's
> probably not feasible for the majority of us So it makes more
> sense to
> work with something like an MFJ product.  I'm not even sure if
> the 4170
> is adequately accessible through the serial port, but if you 
> want
> to
> donate one, I'll gladly look into it! I also want to add
> accessibility
> for more rigs for the HamPod so the list is open ended plus I've
> already
> added support for some other gear when asked as was the case 
> with
> the
> Power Master 2.
>     So thanks again for your comments and support and I'll let 
> you
> know
> how things progress.
> 
> Thanks,
> Rob  K6DQ

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