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In Reply to: RE: A couple quick noob questions for radio posted by texanater on November 21, 2014 at 07:26:30
#1- ""Does radio auto manipulate dynamics?""
Yes most of the time by using compression.
#2- ""does radio have it's own unique susceptibilities to sibilance? What about tuners? Are some tuners more prone to sibilance than others?""
Yes it has unique susceptibility to sibilance. The biggest place is perhaps from the whole aspect of receiving an RF signal via an antenna. So many things can go on (wrong) here. This is why some tuners have a multipath meter. Multiplath would be at or near the top of the list for this. I'd say while certainly tuners will differ in spec that other things are at play too beside design. Alignment of the tuner and all the things one does to improve this problem on other components like CD players such as AC delivery, cabling and on and on are at play with a tuner as well. Good luck.
ET
Follow Ups:
Awe-d-o-file has a great answer -
I'll add a bit more context-
Typically the left end of the dial - public and college stations have less compression, and can offer a clear signal that is actually being broadcast at the licensed frequency-
Many of the commercial stations will, in addition to compression of the signal, push the broadcast signal - after compression - this is a bit like running your amps at or near clipping - except these are the signal transmitting amps - so the compressed signal gets some additional "flavor" in the broadcast - additionally some stations will 'over broadcast' which is to say broadcast their signal over a frequency range rather than at a specific frequency - EG: the station is licensed at 104.5, but they actually transmit between 104.1-104.7. this makes the Multipath dirty and wrecks havoc on adjacent stations - especially distant stations.
A tuner alignment can - especially for a tuner that can be aligned - offer great improvement in the sound quality and tuning ability - mostly because of the latter.
the other option is to tune the antenna both physically and directionally to the desired stations.
The Tunerinfo website is a wealth of information - and IIRC, the NAD tuners are well respected.
Having said this - FM is NOT a wasteland - there are some excellent stations that provide some wonderful signals that can be of quite a high quality-
Have fun
I really am enjoying the sound quality. The questions I asked were not a result of being bothered just curious about observations.
It really sounds great, especially in the soundstage. I think I get as good if not better soundstage than my record players.
I'm really glad I put it in my main system and even happier I connected it to a good station.
Thanks for the info.
Nate
You can't cheat an honest man, never give a sucker an even break or smarten up a chump -- W.C. Fields
Yes, the left end of the dial is the best for many reasons! Thanks for your adding to the thread.
ET
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