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Subject: Re: Class B amplifiers: what are the large low-value resistors for?
X-Newsreader: Microsoft Outlook Express 6.00.2800.1106
Date: Thu, 21 Nov 2002 15:18:09 GMT
NNTP-Posting-Date: Thu, 21 Nov 2002 16:18:09 MET
Phil Allison wrote:
> "Kevin Aylward" wrote in message
>> Phil Allison wrote:
>>>>> ** Many commercial power amps produced since the late 1960s
>>>>> operate with the main output devices completely cut off at idle -
>>>>> or pure class B. The Crown DC300 and DC300A were early examples
>>>>> along with most later Crowns and Phase Linears and many clones.
> ** Bullshit - you have no idea.
But the DC300 is _not_ a class B amp AFAIK. Its AB, but DC coupled, which
made a lot of problems with offsets and plugging in cables when the amp was
on. If you know how to treat it, it is an excellent piece of gear, serving
even as a adjustable power supply.
electronic hardware designer
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