One final thought, Argent. While Bryston rates the 5B-ST at 120 wpc, their ratings are conservative. If you look at the laboratory test spec sheet that came with your 4B-ST, you will find that your amp actually produces in the 290-300 wpc range. Likewise with the 5B-ST: it produces around 150 wpc. Bryston amps have a lot of "slam" and bass control because they have very large power supplies, with top-quality toroidal transformers. Unlike some manufacturers that rely on 2-4 very large capacitor "cans" to filter the power supply, Bryston uses a number of smaller caps located very close to the output transistors (similar to the "distributed node arrangement" -- DNA -- used by McCormack in the "DNA" line of amps). The power supply, which doesn't have a "power" rating as such, has a great deal to do with an amp's sound quality, control, dynamics, transient response, etc. Hence, when you consider "smaller" Bryston amps, bear in mind that their actual performance is going to be better than its "statistics" may suggest.
9B-ST for Home Theater Amp
I am using an Acurus 125x5 for the home theater surround setup, but I think my speakers need something with more bass control. The "slam" that I like is just not there in the mid-bass and lower frequencies. Can I get that out of a Bryston 9B-ST? I have the 4B-ST for my separate audio system, and the thing rocks. I'm worried that with a 9B I'm basically just buying 5 3Bs. Anyone have any other recommendations aside from Bryston? I thought about waiting around for the new 6B-ST and combining it with a 4B-ST, but then of course I'd have to get a new amp for my audio system. Ahh, decisions, decisions. Input would be appreciated.
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- 16 posts total
- 16 posts total

