This term means the ratio :

(signal+noise+distortion) / (noise+distortion)

A measure of difference between wanted signal+inherent noise and  distortion
(always present)and unwanted noise and distortion

Regards

Mark Render
EMC and Radio Group  Manager
KTL
Saxon Way
Priory Park West
Hessle
East Yorkshire
HU13 9PB

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-----Original Message-----
From: [email protected] [mailto:[email protected]]
Sent: 21 March 2002 15:29
To: [email protected]
Subject: SND/ND ratio



The term "SND/ND ratio" is used in ETSI EN 300 220-1 as one of the
performance criteria for receivers. Can someone tell me what this term
means?

Richard Woods
Sensormatic Electronics
Tyco International


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