[time-nuts] Re: DIY Low offset Phase Noise Analyzer (Erik, Kaashoek)

[Erik Kaashoek]

Ed,
I'm using a Behringer UMC202HD
https://www.behringer.com/product.html?modelCode=P0BJZ
The noise floor between 100Hz and 50kHz is about -140dBc/Hz and it is 
almost flat down to 1Hz.
Erik.

On 13-7-2022 22:38, ed breya via time-nuts wrote:
> I'm wondering what the PC USB audio box is. Could you please let us 
> know make, model, etc? The "balanced microphone" description sounds 
> like it's 600 ohm input R.