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December 2005 QST Feedback

In "A Low Cost DDS Function Generator" [November 2005, p 40], the maximum supply voltage should be 20 V, not 30 V as indicated.

In Figure 1 of "Not Another Touch Key" [November 2005, p 28], Q1 and Q2 are 2N3904 transistors as shown in the parts list, not 2N43904 as shown in the schematic diagram.



Page last modified: 10:58 AM, 28 Oct 2005 ET
Page author: qst@arrl.org
Copyright © 2005, American Radio Relay League, Inc. All Rights Reserved.