http://www.com-spec.com/index1.htm   Left side of the page 9th item down

http://www.com-spec.com/id8.htm


Milt
  ----- Original Message ----- 
  From: Gran Clark 
  To: Repeater-Builder@yahoogroups.com 
  Sent: Thursday, September 20, 2007 12:13 PM
  Subject: Re: [Repeater-Builder] Slick Identifier


  Milt

  I could not find an ID-8 to purchase.   ComSpec did not list the item.  I 
could have missed it.


  Gran K6RIF


  At 08:11 PM 9/19/2007, you wrote:


    Consider the ComSpec ID-8 for true sine wave output. Bit more pricy though 
    that this little gadget.

    Milt
    N3LTQ

    ----- Original Message ----- 
    From: "Gran Clark" <[EMAIL PROTECTED]>
    To: < Repeater-Builder@yahoogroups.com>
    Sent: Wednesday, September 19, 2007 5:57 PM
    Subject: [Repeater-Builder] Slick Identifier

    > Hi All
    >
    > On Mike Morris's suggestion here is an experience using the
    > ID-O-Matic identifier from Hamgadgets.
    >
    > This is a $20.00 + ($2.67 shipping) kit that can be assembled in
    > about 30 minutes including reading the instructions. I would say
    > anyone who has interfaced a repeater would not have any trouble using
    > this CW identifier. It is using a PIC16F648A PIC (Programmable
    > Integrated Circuit). It is preprogrammed to interface via the 9 pin
    > COMM port on your computer using the Hypr Terminal or in my case Procomm.
    >
    > My application was to identify a UHF GE MPV link transmitter. The
    > identifier START "COS" is low true so you may have to invert a high
    > true COS line from you repeater. The audio output is a square wave,
    > as they state, so it would be wise to use a fairly low tone like 400
    > Hz and roll off the high frequencies of the sharp wavefront square
    > wave (10k and a 0.1 uF followed by what ever resistance it takes to
    > the microphone input) did it for me. PTT is a Vmos 60V FET which is
    > negative true and will "or" with most PTT logic. Be very careful to
    > use the scope on your IFR or at least multiply any deviation meter
    > reading by two. This is a differentiated wave form. I used 1 kHz
    > deviation just in case it did identify over someone speaking.
    >
    > Sort of to the side, I used the repeater COS to enable the CTCSS on
    > the MVP. This will prevent the ID from being repeated for the others
    > on the linked system.
    >
    > I suppose like most products your own application has peculiar
    > needs. I wish the identifier had a sine wave output. The ID sounds
    > more like a buzzer than the nice tones of an ACC 850 but since users
    > of our system don't hear the ID it makes little difference. The
    > other comment would be to supply pins to put in the PC board holes so
    > you could mate connectors or have posts to solder to from the component 
    > side.
    >
    > Dale N0XAS is the only one marketing this product that I could see
    > and he is great to work with if needed.
    >
    > All in all I think this is a neat ID solution. Sure beats diode
    > matrix ID boards!
    >
    > http://www.hamgadgets.com/product_info.php?products_id=64
    >
    > Gran K6RIF
    >
    > Gran K6RIF
    >
    >
    >
    >
    >
    >
    > Yahoo! Groups Links
    >
    >
    >


   

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