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Home › Magazines › 2009 › October › Pocket Preamp, part 2

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Pocket Preamp, part 2

A simple preamplifier with tone control

Published in issue 395, October 2009

Pocket Preamp, part 2
The PWM power stage discussed in the previous instalment (June 2009) can be used perfectly well on its own. But a matching preamplifier with power supply would complete this amplifier nicely. That is why this month’s Mini Project presents the sequel: the Pocket Preamp.

Extra info, Updates

Components

Free downloads

Main Specifications
- 3-band tone control
- Symmetrical supply
- Compact
- Connector layout matched to associated boards

Click below to download a PDF copy of this article from Elektor magazine.

 

Downloads 
Article PDF
10 Elektor Credits
 

Order this magazine 
Magazine October 2009
UK394 (USD 7.50)
 

Order from Elektor 
Kit of parts consisting of 080277-1, 080278-1, 080279-1 and all components except potmeters
080278-71 (USD 95.00)
Control board, bare
080277-1
preamplifier board, bare
080278-1
Power Supply board, bare
080279-1
 

Free downloads 

PCB PDF (preamplifier)

Free download

PCB PDF (power supply)

Free download
Please note. In view of the complexity of international markets, Elektor cannot guarantee the availability of components for this project.

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