Re: AX25 UTILS and PTC-II

From: Demetre Valaris (mzyhurv@wyoming.com)
Date: Sun Jan 20 2002 - 19:23:52 EET

  • Next message: Douglas Cole: "Re: Advice"

    On 19 Jan 2002, at 19:14, Riley Williams wrote:

    > Hi Demetre.
    >
    > > Too much talk for nothing. Can you demonstrate a modem other than
    > > SCS that does IP over HF without having to depend on a computer for
    > > the SLIP protocol?? I do not think you can because there is none, at
    > > least in the radio amateur market.
    >
    > I can't offer any examples from the amateur radio market for the simple
    > reason that I'm not licensed for HF operation myself, not yet having
    > passed the Morse test, and thus have had no reason to look for them.
    >
    > However, there *ARE* suchlike systems in use on HF in the commercial
    > world, most notably the various WAN-ethernet cards that operate on the
    > HF bands at various frequencies. My brother has one in his computer that
    > he uses to connect to his Works network, and it appears to operate with
    > a low power signal with a 3 MHz bandwidth centred around 25 MHz.
    >
    > > So if you need an HF IP point to point link, I am afraid that having
    > > 2 X SCS PTC-II is the only solution.
    >
    > Is it also necessary to have exactly the same FIRMWARE on those carsd at
    > each end? If so, then every time SCS release a new version of the
    > firmware, everybody has to buy t to remain online...
    >
    > > But after all I said clearly in my e-mail that I wasn't interested
    > > in that anyway, so what is all this fuss about I do not understand.
    >
    > Your mis-information didn't help.
    >
    > Best wishes from Riley.
    >
    >

    I do not think that you know what you are talking about Riley. The cards
    you mention do not use PACTOR 1 or PACTOR 2, so you used a bad
    example.

    As you said in another message of yours you are no HF expert, so please
    leave us alone to do some works here.

    73 de Demetre SV1UY
    e-mail mnbpsrdb@bulstar.net
    http://www.athnet.ampr.org/~sv1uy
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