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- Newsgroups: rec.audio
- Path: sparky!uunet!paladin.american.edu!howland.reston.ans.net!zaphod.mps.ohio-state.edu!cs.utexas.edu!oakhill!NewsWatcher!user
- From: chiu@gpb-mac.sps.mot.com (Norman Chiu)
- Subject: Re: Clipping questions
- Message-ID: <chiu-301292113515@222.8.248.8>
- Followup-To: rec.audio
- Sender: news@oakhill.sps.mot.com
- Nntp-Posting-Host: 222.8.248.8
- Organization: Motorola Inc.
- References: <1992Dec29.210924.21212@midway.uchicago.edu>
- Date: Wed, 30 Dec 1992 17:36:56 GMT
- Lines: 32
-
- In article <1992Dec29.210924.21212@midway.uchicago.edu>,
- cal@gsbux1.uchicago.edu (Cal Lott) wrote:
- >
- > Hi folks!
- >
- > I have a few questions regarding clipping that I would like to
- > submit for the group's consideration.
-
- [stuff deleted]
-
- > The amplifier driving the speakers is an *awful* Fisher
- > 100-watt (RMS into 8 ohms, 20-20khz, <0.08% THD) integrated amp.
-
- It's the amp that caused the clipping. Fisher, you may/may not know,
- ranks among Kmart's rack system in terms of quality... So you get
- the idea of how bad it is.
-
- > Polks have an average impedance of 6-8 ohms. (I'm not exactly sure
- > which, but it is not a particularly difficult speaker to drive in
- > terms of impedance.) Maximum power handling is rated conservatively
- > at 125 watts. (The Polks were demonstrated in the store with an
- > Adcom GFA-555II 200wpc amp at an extremely high volume, and they never
- > showed a hint of strain.)
-
- If the Adcom amp didn't cause any clipping, but the Fisher amp did, with
- the SAME speakers, wouldn't you say it is pretty obvious the Fisher is
- causing the problem?
-
- /| / chiu@gpb-mac.sps.mot.com | Norman Chiu - Motorola Inc.
- / | / ___________________________ | "We never gonna survive
- / | / / / /__/ /\/\ /_\ /| / | unless we get a little
- / |/ /__/ / \ / \ / \ / |/ | crazy" - Seal
-