[RFI] Power spectrum analyzer

[Dave Cole (NK7Z)]

For an example of what you can expect from that setup see:

https://nk7z.net/sdr-rfi-survey-p1/

73s and thanks,
Dave
NK7Z
http://www.nk7z.net

On 12/14/2017 09:22 PM, Jim Brown wrote:
> I hate to be the bearer of bad news, but DC to AC inverters that don't 
> make a lot of RF noise are hard to find.  A better solution is a low 
> cost SDR that can run on the USB port, and find a laptop that's RF quiet 
> to run the software. In addition to being cheaper, they're also far 
> better spectrum analyzers in many ways. Several specific recommendations 
> here.
> 
>   http://k9yc.com/KillingReceiveNoise.pdf
> http://k9yc.com/KillingRXNoiseVisalia.pdf
> 
> 73, Jim K9YC
> 
> On 12/14/2017 8:02 PM, Transistor wrote:
>> Dear All,
>>
>> Would anyone have direct experience powering an AC operated spectrum 
>> analyzer from a vehicle?
>>
>> I purchased a pure sine wave inverter and while the sine wave looks 
>> clean at power frequencies there is a tremendous amount of medium and 
>> high frequency noise that the inverter produces and radiates. It 
>> renders my Rigol spectrum analyzer useless in my vehicle.
>>
>> Scott
>>
>> ⁣Sent from Blue ​
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> 
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