[Elecraft] [KAT500] Auto Tuning

[Randy Moore]

Oops, I misread your reply which clearly said HOLD XMIT in step 5.  Thanks!

73,
Randy, KS4L

On 1/27/2013 6:39 PM, Randy Moore wrote:
> Does this assume that the K3 mode is CW?  On my K3, without the KAT500,
> if I'm in SSB mode and tap XMIT, the K3 goes into transmit, but there's
> no RF out unless I speak into the mic.
>
>
> On 1/27/2013 4:46 PM, Tom H Childers wrote:
>>
>> Here is how I tune with the KAT500:
>>
>> 1. Make sure the K3 tune power is set at 25W.
>> 2. Select the frequency you are going to operate at.
>> 3. Set the KAT500 output port by tapping the ANT button.
>> 4. If you are using a KPA500 put it in standby.
>> 5. Hold the XMIT button on the K3 to activate the K3 tune power.
>> 6. The KAT500 will start tuning.  You don't have to push the TUNE
>> button on the KAT500.
>> 7. When the KAT500 finishes tuning Tap the XMIT button on the K3.
>> 8. If you are using a KPA500, put it in operate mode.
>> 9. Start having fun!
>>
>> 73,
>> Tom
>> Amateur Radio Operator N5GE
>> ARRL Lifetime Member
>> QCWA Lifetime Member
>>
>> On Sun, 27 Jan 2013 16:23:32 -0600, Randy Moore <wrmoore47 at gmail.com>
>> wrote:
>>
>>> I am trying to help a friend understand auto tuning on his KAT500.  Bear
>>> in mind that I have not yet touched a KAT500, so I haven't been able to
>>> play with it to sort this out.  I'm just reading the manual.  I am
>>> biased by how the K3 ATU works, but from the manual, it looks like the
>>> KAT500 works differently.
>>>
>>> He is using the configuration in Figure 1 (all DB15 cables) with his K3,
>>> KPA500 and the KAT500.
>>>
>>>  From my reading of the manual, one must tap the KAT500 TUNE button to
>>> put it in tune mode, then apply RF from the K3.  Does that mean that if
>>> I'm in SSB mode on the K3 (my friend is almost entirely an SSB op), that
>>> I must either switch to a mode like CW to do this, followed by key-down,
>>> or use the TUNE (Hold XMIT) button on the K3 to get the required RF?
>>> Then tap the K3 TUNE/XMIT button again to put the K3 back in receive?
>>> That looks like 3 button pushes to do a KAT500 tune.  Right?  Or can the
>>> required RF be supplied in SSB mode by just speaking into the mic?
>>>
>>> Sorry, I know this would be easy if I could just try it!  Thanks!
>>>
>>> 73,
>>> Randy, KS4L
>>>
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