The Cyber-Spy.Com Usenet Archive Feeds Directly
From The Open And Publicly Available Newsgroup
This Group And Thousands Of Others Are Available
On Most IS NNTP News Servers On Port 119.
Cyber-Spy.Com Is NOT Responsible For Any Topic,
Opinions Or Content Posted To This Or Any Other
Newsgroup. This Web Archive Of The Newsgroup And
Posts Are For Informational Purposes Only.
From: "Michael A. Terrell"
Subject: Re: Limitations of the BC337
Date: Fri, 10 Jan 2003 01:10:11 -0500
Organization: Have you seen my bench? No, really! Where is it?
X-Mailer: Mozilla 4.61 [en]C-CCK-MCD (Win95; U)
John Jardine wrote:
> Jeff Verive wrote in message
> > "John Jardine" wrote in message
> > news:email@example.com...
> > > This stuff is the magical part of analogue design and to get a decent
> > > response you need to try a number of tricks/techniques. The easiest is
> > > keep the gain low and design the collector resistance to be as low as
> > > possible. Keep the source impedance as low as possible. Use 'R.F'
> > > transistors with high Ft's and low collector-base capacitances. Keep the
> > > collector strays and loading capacitances as low as possible.
> > Hey, don't give away the secrets of those of us who stayed awake and
> > worked out those multi-stage transistor amplifier designs by hand!
> > Just kidding, although there seems to be quite a chasm between "digital"
> > "analog" engineers. Luckily, as circuits get faster and faster, even the
> > digital guys (and gals) have to stay awake in those boring analog courses.
> > The bottom line: for circuits operating above 10kHz or so, ALWAYS consider
> > parasitics, since they invariably add more poles (and an occasional hole)
> > than the schematic shows.
> > Jeff
> I don't mind bumping into the poles, as I can spot 'em beforehand. It's
> those damned hidden holes I keep falling in!.
"CAUTION! Watch out for moving holes!" :)
Michael A. Terrell
Go Back To The Cyber-Spy.Com
Usenet Web Archive Index Of
The sci.electronics.design Newsgroup