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ARES Magnetic Sign -- This eye-catching, flexible magnetic sign is perfect for use at public service and emergency communications support activities.

Low Profile Amateur Radio -- Second edition. Now you can operate a ham radio station from almost anywhere! All the information you need to operate under restrictive situations and more.

Independent Energy Guide -- Electrical Power for Home, Boat & RV

Emergency Power for Radio Communications -- When all else fails...how will you communicate?

Marine Amateur Radio -- Selection, Installation, Licensing, and Use

Feedback - June, 2004 QST

In the schematic in "A Data to PC Interface (or...New Life for an Old Mouse)" [May 2004, Figure 1, page 67], P3 (the DB9F connector) erroneously has two pin 4s. The lower one should be pin 5 (GND); it should go to pin 2 of U1. The upper pin (DTR) is shown correctly.



Page last modified: 02:44 PM, 03 May 2004 ET
Page author: qst@arrl.org
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