[WT-support] Software lockout for bandchange ?
Nick F5VIH/SV3SJ
f5vih at sinanis.com
Tue Aug 4 11:49:11 CEST 2009
Rick and Win,
why wouldn't you prefer a hardware solution to do this kind of lock-out (or
protection)? Software's reliability can be pretty high, agreed, but a
specific designed hw (not necessarily a complicated thing) will easily
exceed the timeliness needed, than what one may expect from a logger.
Just curious,
73's Nick
On Mon, Aug 3, 2009 at 17:37, Rick Dougherty NQ4I <nq4i at contesting.com>wrote:
> Hi All...let me put my 2 cents worth here again concerning software
> lockouts....
>
> First off my station is M-M....we use the second station on each band as a
> mult station...it is designated as "run support"...it would be nice to have
> some sort of software lockout that would be able to lockout the run station
> when the run support station needed to transmit....and it would be nice to
> be able to configure it the other way...i.e. to lock out the mult
> station...selectable with drop down windows....is this possible???
>
> de Rick NQ4I
>
> On Mon, Aug 3, 2009 at 8:32 AM, Winfried Kriegl DK9IP <dk9ip at dk9ip.de>wrote:
>
>> Nick,
>> you are right, but at the MULT-station I don´t want to limit the spots to
>> only one band
>> (that station must cover all bands but the RUN band) and it would be very
>> uncomfortable to
>> change the displayed bands every time the RUN-station does a band change.
>>
>> Well, my "security circuit" is almost ready. It´s not a lockout really but
>> both Radios get
>> a TX-inhibit signal when they are on the same band. This prevents the
>> radios from
>> transmitting at least. It should be fast enough to save the RX Frontend. I
>> agree,
>> hardware-interpreting the CAT-data is too complicated for that purpose
>> (and I don´t want
>> to use a microprocessor..)
>>
>> 73 Win DK9IP
>>
>>
>>
>> Nick F5VIH/SV3SJ schrieb:
>> > Hi Win,
>> >
>> > the dx announcements window can limit the spots to those corresponding
>> > to the current band of the radio (the mult in that case).
>> >
>> > Doing a hw interface to prevent same band, is pushing the problem
>> > elsewhere - getting "correct" and timely CAT data.
>> >
>> > 73's Nick
>> >
>> > On Mon, Aug 3, 2009 at 13:48, Winfried Kriegl DK9IP <dk9ip at dk9ip.de
>> > <mailto:dk9ip at dk9ip.de>> wrote:
>> >
>> > Hi Bob,
>> >
>> > thanks for the info. I expected that answer...
>> >
>> > In our M/2 environment it happened already twice that the MULT-OP
>> > clicked a spot on the
>> > RUN-station´s band. This can happen easily when a lot of spots are
>> > shifting through the
>> > window.
>> >
>> > I think I´ll make a hardware lockout by interpreting the band data
>> > information of the two
>> > K3 transceivers.
>> >
>> > Thanks for your help, you must be very busy answering a lot of
>> > requests on the WT-support
>> > list...
>> >
>> > 73 Win DK9IP
>> >
>> >
>> >
>> > Bob Wilson, N6TV wrote:
>> > > On Thu, Jul 30, 2009 at 7:15 AM, Winfried Kriegl DK9IP
>> > <dk9ip at dk9ip.de <mailto:dk9ip at dk9ip.de>
>> > > <mailto:dk9ip at dk9ip.de <mailto:dk9ip at dk9ip.de>>> wrote:
>> > >
>> > >
>> > > Has this feature been implemented (in V4) already ?
>> > >
>> > >
>> > > I don't think so. There are situations when you wouldn't want
>> > it, say,
>> > > when Radio 2 is a second receiver that you use on the same band,
>> but
>> > > with a different, well-separated antenna (or maybe they share the
>> > same
>> > > antenna via the switched "Rx Ant OUT" connector on the radio).
>> > >
>> > > FYI, the microHAM MK2R & MK2R+ SO2R boxes have a hardware "Band
>> lock"
>> > > feature that is enabled by default. It works no matter what
>> > program is
>> > > running, and it even works when your PC is off:
>> > >
>> > > "Same Band Lockout: disables both radios (or one radio and any
>> other
>> > > radio present on the iLink bus) if
>> > > MK2R detects two radios on the same band. When the same band
>> > lockout is
>> > > activated transmission
>> > > on all radios on the effected band are immediately disabled and
>> > the BUSY
>> > > LED will start flashing.
>> > > Transmission will be enabled when only one radio remains on the
>> > effected
>> > > band."
>> > >
>> > > 73,
>> > > Bob, N6TV
>> > >
>> > >
>> > >
>> >
>> ------------------------------------------------------------------------
>> > >
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