Hi Thanks KC......that was exactly what I was wondering about
Cheers and HNY
David
> From: chen@mac.com
> Date: Sun, 26 Dec 2010 14:02:24 -0800
> To: rtty@contesting.com
> CC: ve3vid@hotmail.com
> Subject: Re: [RTTY] CAP letters on or off?
>
> On Dec 26, 2010, at 1:35 PM, David VE3VID wrote:
>
> > Sorry about the simple type question. I'm a bit confused by something I
> > read a while back. Should I have my computer keyboard CAPS LOCK set on for
> > RTTY? Otherwise avoid shifting between upper & lower case letters?
>
> There is no case distinction in Baudot RTTY. Everything is transmitted as a
> single case.
>
> Your software may display what you type as upper and lower case, but it is
> going on the air as a single encoding. Most Baudot RTTY software will print
> the received characters as upper case.
>
> ASCII Radioteletype allows you to distinguish between upper and lower case,
> so will PSK31 and other Varicode based digital modes.
>
> In the case of ASCII Radioteletype, there is no advantage either way. In the
> case of PSK31 and modern digital modes, it is better to transmit with lower
> case, since lower case characters are encoded as shorter Varicode that will
> result in faster data rates, and given the same bit error rate, will result
> in fewer errors per character.
>
> By the way, they are called "cases" because the old typesetters' movable
> types are usually separated into different boxes or "cases." One box (case)
> contains the capital letters and the other box contains the non-capital
> letters.
>
> 73 es HNY
> Chen, W7AY
>
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