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--- amateurlogic_hc79 [2021/07/31 22:12] – created admin
+++ amateurlogic_hc79 [2021/07/31 22:12] (current) – admin
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 **Topics**
-      * E4C Receiver performance characteristics: phase noise, noise floor, image rejection, MDS, signal-to-noise ratio, noise figure, reciprocal mixing, selectivity, effects of SDR receiver non-linearity, use of attenuators at low frequencies.
+      * E4C Receiver performance characteristics: phase noise, noise floor, image rejection, MDS, signal-to-noise ratio, noise figure, reciprocal mixing, selectivity, effects of SDR receiver non-linearity, use of attenuators at low frequencies. 55:21
-:21
 **Questions**