Re: [TenTec] Omni 6+ Input vs Output power?

[Steve Weber <kd9bo@mac.com>]

The Delta II also reduces the drive automatically.

> Rick,
>
> With the Omni V, Paragon, Paragon II, Omni VI, Jupiter, and Orion, there is
> overcurrent protection built into the radio.  The radio will automatically
> reduce its own drive to prevent the final current from going above a set
> threshold.  The older Omni A and Omni D did not have this protection.  Also
> the Pegasus does not have this over current protection.
>
> Carl Moreschi N4PY
> Franklinton, NC
> ----- Original Message -----
> From: "Rick Westerman" <Rick@dj0ip.de>
> To: <tentec@contesting.com>
> Sent: Wednesday, January 07, 2004 12:42 AM
> Subject: RE: [TenTec] Omni 6+ Input vs Output power?
>
>
> >  MIKE, BE CAREFUL
> >
> >  Yes, the current consumption varies from band to band and when
> >  limiting to 20A, you may not always get 100w out.
> >
> >  However, the 962 is incorporated in the protection circuitry of
> >  the Omni VI+ and has over-current shutdown (which I'm sure you
> >  have already experienced).    If you use a non-T-T P.S., you need
> >  to insert an external automatic circuit breaker in the line.
> >  These things typically come in values of 15A or 20A - dunno if
> >  you can get one for 22A.  Without this circuit breaker, you run a
> >  HIGH RISK of blowing your final transistors.  DON'T SAY WE DIDN'T
> >  TELL YOU if you blow the things!
> >
> >  I recommend returning to using the Model 962 and forget about the
> >  missing 10 watts on some bands.  It will never be noticed in any
> >  QSO.
> >
> >  73
> >  Rick
> >
> >  -----Original Message-----
> >  From: tentec-bounces@contesting.com
> >  [mailto:tentec-bounces@contesting.com]On Behalf Of Barbara
> >  Maloney
> >  Sent: Wednesday, January 07, 2004 1:22 AM
> >  To: ten tec list
> >  Subject: [TenTec] Omni 6+ Input vs Output power?
> >
> >  Is it common for the DC input amps, or Ic, to vary from 15 to 22+
> >  to obtain 100 watts output into 50 ohms when changing bands?
> >
> >  With my Omni 6, I was not able to get 100W output on 3 bands
> >  before my former 962 supply would trip off at 20A.  Have since
> >  replaced it with a beefier more stable supply with an accurate dc
> >  ammeter.  The Ic scale runs approx. 1-2 A higher than the supply
> >  dc.
> >
> >  Has anyone had a problem running CW at over 20A DC input with the
> >  Omni 6?  The bands where the efficiency goes to pot (Idc exceeds
> >  20A for 100W rf out) are 160, 30, and 15.  I know this agrees
> >  with at least one other Omni 6 user.  Any more?
> >
> >  Thanks &
> >  73, Mike, AC5P
> >  _______________________________________________
> >  TenTec mailing list
> >  TenTec@contesting.com
> >  http://lists.contesting.com/mailman/listinfo/tentec
> >
> >
> >  _______________________________________________
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>
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--
Steve Weber


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