[Elecraft] Re: new mini-modules: applications

[wayne burdick]

On Sep 28, 2006, at 3:59 AM, Geoffrey Mackenzie-Kennedy wrote:

> Evening Kevin,
>
> A step attenuator capable of adding up to 140db or so of loss is 
> certainly very useful when working with receivers, but would be quite 
> expensive I believe.

This is exactly why we designed the XG1 and XG2 receiver test 
oscillators. Both give you a 1 microvolt +/- 1 dB signal for use in 
receiver sensitivity testing. 1 microvolt is -107 dBm, and the AT1 step 
attenuator could reduce the signal to around -148 dBm. Now *that's* a 
weak signal  :)

73,
Wayne
N6KR

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