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Re: LF: TX-2200A

To: [email protected]
Subject: Re: LF: TX-2200A
From: M0FMT <[email protected]>
Date: Wed, 9 Dec 2009 15:29:52 -0800 (PST)
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Don't worry mate this copyright thing is out of control. The local CLUB to me copyrights all it's projects and woebetide you try to copy their cribbed designs. No such thing as open source if you can put the letter "c" inside a litttle circle. I've personally felt the indirect effects of this kind of stupidity!!
 
I agree a skeleton rig for 136 at 100watts cw only, xtal controlled  between £10 to £30 tops depending on junk box and success at not blowing FETs.
 
73 petefmt

--- On Wed, 9/12/09, Andy Talbot <[email protected]> wrote:

From: Andy Talbot <[email protected]>
Subject: Re: LF: TX-2200A
To: [email protected]
Date: Wednesday, 9 December, 2009, 19:18

To quote the data sheet :
 
"The TX-2200A
lets you turn the clock back and explore long waves,
but with technology that the early pioneers could not
even dream of. In a package around the same size as
many transceivers this little gem of engineering will
provide up to 100 Watts of output power."
 
With a CW only option and if it really is a VFO, resulting poor stability  its just an appalingingly ludicrous joke.   And anyone buying such just deserves the contempt they'll get using it.
 
LF was alwatys considered to be the last bastion of real homebrew and experiimentation.
Rant over.
 
But kudos to the manufacturer if they can exploit the gullible :-)    I wonder if its a rip-off of any designs published in the open literature here  There have been quite a few 100 Watt 137 transmitters weblicised - who will be the first to claim his copyright infringements.
 
My 700 Watt Class D Tx    http://www.g4jnt.com/137tx.pdf  probably would cost in the region of £30 - £40 buying most of the components, but without the DDS driver.  Never really priced it as new - everything came from the junkbox.
 
 
 
Andy
 
This email has been scanned for damaging side-effects by the health and safety police
 
 
 
2009/12/9 Warren Ziegler <[email protected]>:
> Interesting new rig offered by Waters and Stanton - the TX-2200A 100
> Watt class D transmitter for 136kHz - VFO controlled with receiver
> muting.
> Made in Japan, relatively pricey though at 690 GBP!
>
>
>
>
> 73 Warren K2ORS
>                WD2XGJ
>                WD2XSH/23
>                WE2XEB/2
>                WE2XGR/1
>
>
 
 

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