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[VHFcontesting] ft100 pwr reduction

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Subject: [VHFcontesting] ft100 pwr reduction
From: "STEVE TRIPP \(K1IIG\)" <stephen.Tripp@Snet.Net>
Date: Thu, 4 Feb 2010 12:11:10 -0500
List-post: <vhfcontesting@contesting.com">mailto:vhfcontesting@contesting.com>
 All,

I am using a FT100d as an IF radio and chg'd the IF and forgot to lower the 
power. Woops, away wnt the mixer in my
2304 demi. Anyone know how to make max power 10 watts on 144 or all bands?

Tnx
Steve


>I think you just nailed the reason many people use the 817 to drive
> their DEMI gear. Since the TX won't make more than 5W even in it's
> highest power mode, you don't have to worry about cooking your shiny 
> xverter.
>
> Because I don't want to incur time for repair on the units, the last
> thing I want to do is cook them with 100w spikes on TX due to ALC,
> even if only for a few seconds. Running the bands with several
> multi-op stations at each new grid can really add up.
>
> I know the 857 has a low power jumper on the power input cable. If
> you ground it, the rig is supposed to put out no more than 10W. Not
> sure if this is via ALC or if it somehow bypasses a PA. In any case,
> if you only had a 857 that route might be worth investigating. Not
> sure if the 847 has this feature, check it out.
>
> At some point I'm going to switch over to the low power flex radio
> SDR, which is also a nice IF rig power wise.
>
> I'm curious to see what the results of your o-scope work finds. Please 
> post!
>
> Have fun on 900!
>
> kr0ver
>
> At 09:30 PM 2/2/2010, you wrote:
>>I used it in the January VHF SS with the
>>power control set to minimum on 144 MHz to drive my 903 DEM transverter
>>with no problems.
>
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