I guess the thing to remember too is that the dummy load is perfect and our antennas are not, grin. Just my .5 cents worth.
73 Keith-wa9dro
Keith Reedy
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God gives His best to those who leave the choice with Him. J Hudson Taylor.
On Apr 3, 2011, at 1:07 PM, Lou Kolb wrote:
> That's certainly a good test. If it tunes successfuly on the dummy load on
> all bands, it may just mean that the yaesu tuner has less range than the
> Kenwood. I was astonished at the difference in tuner performance between
> the TS-440 and the K3. The K3 tuner handles things even the Dentron Super
> Tuner won't. I think tuner range can vary greatly among built-in tuners.
> Good luck with it. Lou WA3MIX
> ----- Original Message -----
> From: "Michael Ryan" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Sunday, April 03, 2011 11:27 AM
> Subject: Diognosing internal ATU problems
>
>
>> Hi All:=20
>>
>> Yesterday, I attempted to install my new antenna but the weather was =
>> just too bad.=20
>> Wind and rain. However, we did manage to fix the windom for testing =
>> purposes. On the Yaesu FT-450, the windom successfully tuned on 80, 40, =
>> 20, 17 and 10. =20
>> Connected it to the TS-570, the antenna tuned successfully on the above =
>> mentioned bands including 30, 15, and 12. I'm beginning to suspect a =
>> problem with my Yaesu's tuner.=20
>> Keep in mind that when I 1ST installed the windom with the Yaesu, it =
>> tuned from 80 to 6.=20
>> I've now carted it back to my apartment for testing purposes.
>> If I hook a dummy load to the Yaesu and it tunes successfully from 160 =
>> to 6, would this indicate that there's nothing wrong with my internal =
>> tuner? =20
>> If the tuner does indeed have problems, shouldn't it behave the same on =
>> the dummy load?=20
>>
>> TNX & 73:=20
>>
>> Michael De VO1RYN=20
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