[Elecraft] AF1: First Impressions

[Robert G. Strickland]

Don...

I take your answer to say that "in the ear" there's no significant 
difference. What difference there is in the form factor and various 
adjustments. Yes?

...robert


On 1/3/2011 22:41, Don Wilhelm wrote:
> Robert,
>
> The AF1 is an audio filter, not DSP based, so it is comparable to the
> KAF2. The AF1 has the added advantage of a variable center frequency.
> Yes, the KAF2 also has a variable center frequency (with 2 pots), but it
> is not a "Front Panel" control, once it is set, it cannot be varied at
> will.
>
> 73,
> Don W3FPR
>
> On 1/3/2011 5:06 PM, Robert G. Strickland wrote:
>> Is the audio filtering of the AF1 any different from the audio filters
>> of the K2 DSP unit? Is this just a matter of the AF1 being an outboard
>> unit focused on audio filtering compared to the K2DSP unit being
>> inboard [specifically for the K2] and using digital signal processing?
>>
>> ...robert
>>
>>
>> On 1/3/2011 21:50, dl9hda wrote:
>>> Hi,
>>>
>>> same here. Poor performance.
>>>
>>> 73 - Holger, DL9HDA
>>>
>>>
>>> Am 03.01.2011 22:23, schrieb Ken Alexander:
>>>> Wow! All of that is just with the AF-1? I think I have a lot more
>>>> tweaking to do because I wasn't getting that kind of performance with
>>>> it. I'll keep trying and let you know.
>>>>
>>>> Thanks for the demo.
>>>>
>>>> 73 - Ken, VE3HLS
>>>>
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>

-- 
Robert G. Strickland, PhD, ABPH - KE2WY
rcrgs at verizon.net
Syracuse, New York, USA