[GreenKeys] Special Halloween Broadcast
Doug Alderdice
ka2wft at arrl.net
Thu Oct 31 13:51:48 EDT 2019
Yeah, me and my HAL ST-5000 are out. I have a Dovetron but it isn't
hooked up.
Neat idea, though.
73,
Doug, KA2WFT
On 10/31/2019 12:56 PM, Duncan Brown wrote:
> Jordan,
>
> Thanks for setting up this Halloween broadcast, but I'm afraid very few
> people will be able to copy it due to your unique tone frequencies.
>
> Many (if not most) AFSK converters utilize fixed frequency filters for
> demodulation. Even software programs, such as MMTTY, will not copy your
> 1313/1483 Hz AFSK tones.
>
> Next time, it would be best to stick to the "standard" 170 Hz shift
> tones of 2125/2295 Hz.
>
> Have fun,
>
> Duncan
> K2OEQ
>
> On 10/31/2019 12:20, Jordan Spencer Cunningham wrote:
>> A test message will be transmitted at the previously defined address
>> (http://tty.nerdology.org:8000/livetty) approximately every 15 minutes
>> from now leading up to the broadcast for you to ensure your equipment
>> is tuned accordingly. This is new to both you and me, and I'm using an
>> unusual mark/space frequency. If it was't clear, 1313 was chosen due
>> to 13's association with all things odd and macabre to keep with the
>> tradition of the holiday-- just a small detail to enhance today's
>> experience purely for fun, though I fear it may be causing more angst
>> than it is worth.
>>
>> I'm glad to receive any feedback to improve future broadcasts as I am
>> clearly out of my league when it comes to radio and RTTY. And probably
>> everything else.
>>
>> -
>> Jordan Spencer Cunningham
>> teletype.net <https://teletype.net>
>>
>>
>> On Wed, Oct 30, 2019, at 12:49 PM, Jordan Spencer Cunningham wrote:
>>> Correction! Mark frequency will be 1313 *Hz* with a 170 *Hz* shift
>>> (1483 space). NOT MHz.
>>>
>>> Having worked in IT for years before I started dabbling in AFSK, I
>>> naturally think in measures of MHz and GHz and absentmindedly used
>>> MHz here.
>>>
>>> Most of you probably already knew what I meant, but I wanted to be
>>> clear. Apologies.
>>>
>>> -
>>> Jordan Spencer Cunningham
>>> teletype.net <https://teletype.net>
>>>
>>>
>>> On Wed, Oct 30, 2019, at 9:49 AM, Jordan Spencer Cunningham wrote:
>>>> This Halloween, keep the oil in your machines warm by tuning in to a
>>>> special news broadcast of astronomically thrilling proportions. It
>>>> will be an adapted-for-teletype version of the original radio
>>>> broadcast of /The War of the Worlds /from 1938, 81 years ago
>>>> today. Tune in at 4:00 PM Mountain Time on October 31, 2019 (tomorrow).
>>>>
>>>> There will be an audio stream in ITTY fashion here
>>>> <http://tty.nerdology.org:8000/livetty>. Pipe the RTTY audio to your
>>>> TU/demods and print it out on your heavy metal machines, or use a
>>>> glass terminal such as fldigi, CocoaModem, or MMTTY. There will also
>>>> be a live video of my TT-7/FG (U.S. military Model 19) printing the
>>>> broadcast here <https://www.youtube.com/watch?v=mw-sWwXLiVA> for
>>>> anyone who can't receive RTTY but wants to see a heavy metal machine
>>>> in action.
>>>>
>>>> The broadcast will be between three and four hours long, but there
>>>> will be breaks of radio silence in between many segments. Therefore,
>>>> for heavy metal users, it is recommended to use an autostart feature
>>>> if your equipment supports it.
>>>>
>>>> Mark frequency will appropriately be 1313.00 Mhz, 170 Mhz shift.
>>>>
>>>> Enjoy!
>>>>
>>>> -
>>>> Jordan Spencer Cunningham
>>>> teletype.net <https://teletype.net>
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