[CW] Code Speeds
Dr Jim Kennedy
phdad_ccm at yahoo.com
Wed Feb 19 20:19:04 EST 2020
It seems to me that the commercial radiotelegraphers license regulations indicated that:
In case of distress, urgency or safety, the speed of radiotelegraph transmission should not in general exceed: Sixteen words per minute.
Dr. Jim Kennedy
K 2 P H D -- PG0222156 - T2GB070658/Radar
OEM-RACES-ARES-CERT | K2PHD at arrl.net
SARA-OOTC-FISTS-SKCC-NAQCC | : FN20qv
Sent from my iPad
> On Feb 16, 2020, at 7:58 AM, Bill Lanahan <wa2nfn at gmail.com> wrote:
>
>
>
>> On Wed, Feb 12, 2020 at 3:30 PM D.J.J. Ring, Jr. <n1ea at arrl.net> wrote:
>> The reason First Class Radiotelephone licenses required certification
>> in Morse (20 WPM) is that that AM broadcast licensees was required to
>> keep watch on 600 meters (500 kc/s) and 300 meters (1,000 kc/s) for
>> distress calls.
>>
>> If a ship called SOS on 300 meters (1,000 kc/s) all stations were
>> required to go off air until the finish of the SOS.
>>
>> A continuous watch on 600 and 300 meters was required while the
>> broadcast (it was AM radio band only in those days) station was
>> transmitting. Even though ships were prohibited from using 300 meters
>> calling within several hundred miles from coast, all prohibitions were
>> meaningless in time of SOS when ANY frequency could (and should) be
>> used.
>>
>> I believe I have heard an air check (recording) of one station
>> announcing it was going off air due to distress.
>>
>> 73
>> DR
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>> =30=
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