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ARRL Products:
Circuit Design

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RF Components and Circuits -- New price $50.95, effective April, 16 2008. -- A comprehensive introduction to designing and understanding RF circuits.

ARRL's Hands-on Radio Experiments -- Now Shipping! -- Over 60 basic electronics experiments from the pages of QST!

The Electronics of Radio -- Temporarily Out-of-Stock! -- This advanced-level textbook uses the practical approach of making a real ham rig (the NorCal 40A) to teach radio electronics.

Power Supply Handbook -- Gain the knowledge and confidence you need to build and use power supplies. A must have for your bookshelf!

Introduction to Radio Frequency Design -- Basic RF concepts (with some related analog subjects) for the amateur or engineer.

June 2006 QST Feedback

In the April 2006 "Hands-On Radio" [page 69, Figure 3], Q2 should be a 2N7000, not a 2N700 as shown.

An illustration of a handheld transceiver on page 54 of the June 2006 issue shows an inappropriate frequency. 144.25 MHz is reserved for single sideband, not FM.



Page last modified: 01:41 PM, 03 May 2006 ET
Page author: qst@arrl.org
Copyright © 2006, American Radio Relay League, Inc. All Rights Reserved.