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Re: Step attenuator for QRP transmitter to TinySA


 

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I have a similar rotary attenuator that's rated for 2 watts.? I'd use that as an upper limit.? The Kay model is zero to ten dB.

73 charlie, k1xx

On 2/11/2021 5:17 PM, bigusmith via groups.io wrote:

I have a Kay Model 520 (Kay #80138) 0 - 10 scale rotary attenuator that I would like to use to allow me to test 100 Milliwatt to 5 Watt QRP transmitters using my TinySA, but I have not been able to find a spec sheet on the attenuator, so I don't know how many watts input it can handle and how much attenuation it will provide.

I, of course, do not want to overload the attenuator and/or the TinySA if I try to test my 5 watt QRP rig.? Anyone have any ideas?

EuGene, KA5NLY

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