[K3CAL] Any oscope and signal analysis experts?
Edwin A Noell Jr
enoell at verizon.net
Sat May 14 17:03:18 EDT 2016
You can get a free tone generator for an android device from the google
play store. It's called Keuwlsoft dual channel function generator. I
will generate sine, square and triangular waves in the audio spectrum. I
works pretty well, even though it's kind of hard to use, Did I say that
it was FREE?
Ed
KC3EN
On 05/14/2016 02:34 PM, David Metler wrote:
>
> OK thanks. .yeah. .I need to pick up a dummy load
>
> On May 14, 2016 2:30 PM, "WA4PRR" <wa4prr at comcast.net
> <mailto:wa4prr at comcast.net>> wrote:
>
> Looks pretty good. If you have a tone generator, you can get a
> better display of the peaks and valleys. Some guys whistle a
> tone, but I wouldn't do too much of that on an antenna.
> 73,
> Ron / WA4PRR - Sent from my iPad
>
> On May 14, 2016, at 1:49 PM, David Metler <halltrailfab at gmail.com
> <mailto:halltrailfab at gmail.com>> wrote:
>
>> Pic didn't attach
>>
>> On May 14, 2016 1:48 PM, "David Metler" <halltrailfab at gmail.com
>> <mailto:halltrailfab at gmail.com>> wrote:
>>
>> I have gotten great reports on my audio with amplifier...but
>> as a learning exercise...I connected my oscope to my rf
>> output to see what my signal looked like..in some cases with
>> no amplifier..it looks like my audio flat tops. But I don't
>> know how to correct that with my ftdx 3000. Here is a video
>> of the audio sampled with amplifier putting out 600 watts.
>> And a freeze Fram pic that does look good.
>>
>> One thing that I'm not sure about is if I have my oscope
>> settings correct...as I really have know idea what I'm doing
>> lol. Hopefully you can see some of the settings in the
>> freeze frame. I'm connected to an unused antenna output
>> (antenna #2)on an ameritron atr 30 tuner and transmiting on
>> antenna 1. Basically just using the coupling effect to
>> sample the rf..with out having to make or buy an rf sampler.
>>
>> What do you all think?
>>
>> https://youtu.be/BP3sy4dx6oM
>>
>> <Screenshot_2016-05-14-13-36-32.png>
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