No, it doesn't. Spectrum analyzers can detect WiFi signals regardless of whether or not they are broadcasting an SSID, which includes discerning what channel they are on. By extension, most software built-in to WAPs that automatically chooses the channel to reduce conflicts will do similar spectrum analysis. You can read GP's article from TechNet for more information on this.
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No, it doesn't. Spectrum analyzers can detect WiFi signals regardless of whether or not they are broadcasting an SSID, which includes discerning what channel they are on. By extension, most software built-in to WAPs that automatically chooses the channel to reduce conflicts will do similar spectrum analysis. You can read GP's article from TechNet for more information on this.