[GreenKeys] 1khz reference tone...

[kn7sfz]

Hi Ken,

Plenty of pure tone generators online....here's one:

http://www.szynalski.com/tone-generator/

de Richard kn7sfz


On 6/6/2017 6:23 AM, Kenneth Gartland wrote:
> 'Morning all!
>
> Looking for an on-line Internet source for a 1khz
> unmodulated reference tone...
>
> I wud like to calibrate an HP3551 test set, as I don't
> have an alternate audio oscillator I can use to check it...
>
> I thought sometime ago, it had been mentioned such
> a test tone source was available, and was wondering
> If any of you have used it for calibration etc...
>
> Also, am wondering if such is available on-line,
> can alternate frequencies be called up, say 2125hz etc.,
> this wud be a great help in tuning audio filters etc.,
> when building TU's...
>
> Tks all!
>
> Cheers!
>
> Ken
> VE3-HMQ
> i-Telex 61663
>
>
>
>
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