Re: Help! Capacitive coupled transistor setup
- From: Peter Bennett <peterbb@xxxxxxxxxxxxxxx>
- Date: Thu, 15 Dec 2005 12:10:17 -0800
On 15 Dec 2005 06:05:28 -0800, Terradestroyer@xxxxxxxxx wrote:
>I'm having a lot of trouble with this circuit.
>
>http://www.engr.mun.ca/~wakeham/transistor.gif
>
<snip>
>
>Should this circuit give me the 5V and -3.5V output measureable by a
>simple multimeter when 0-5V TTL logive voltages are applied or do I
>need an oscillascope and waveform generator to confirm if this is
>working.
No. The input is AC coupled by the two 33pF capacitors, so a DC input
will have no effect. You will have to drive it near the intended
operating frequency, and observe the output with an oscilliscope.
>
>Any help would be greatly apperciated because I need to build a bunch
>of these to drive a CCD sensor.
>
>Thank you greatly
>Keith Wakeham
--
Peter Bennett VE7CEI
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