-
An Inexpensive External GPS Antenna - ARRL
Oct 2, 2002 ... Solderless right-angle male BNC connector (RadioShack 278-126) or the appropriate type for your GPS receiver. 8-foot RG-58/U (Radio Shack 278- ... Learn More
-
List of Abbreviations found in ARRL Publications
A a—atto (prefix for 10-18). A—ampere (unit of electrical current) ac—alternating current. ACC—Affiliated Club Coordinator. Learn More
-
Ameritron ALS-1306 HF and 6 Meter Power Amplifier - ARRL
Figure 2 shows an edge view of the heatsink, underneath the low-pass filter assembly. Page 3. 56 January 2016 ARRL, the national association for Amateur Radio®. Learn More
-
Contest Update Issue - ARRL
Feb 21, 2007 ... The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, ... Learn More
-
Baluns: What They Do and How They Do It - ARRL
11 Reisert, Joe, W1JR, "Simple and Efficient. Broadband Balun," Ham Radio, Sept. 1978, p. 12. 164. Learn More
-
Product Reviews May 2024 PreciseRF HG3 QRO-B Stepper ... - ARRL
He likes to both save money and build ham radio projects. So, he got a KF5INZ Easy. Digi kit interface from eBay and three cables from. DigiKey. His total cost ... Learn More
-
Product Reviews October 2023 WiMo PicoAPRS Version 4 APRS ...
It's a high-quality dual-band radio that also supports Bluetooth audio operations. Page 6. www.arrl.org QST October 2023 41. Table 2. Learn More
-
Smith Chart Calculations - ARRL
With a knowledge of the Smith Chart, the amateur can eliminate much “cut and try” work. Named after its inventor, Phillip H. Smith, the Smith. Chart was ... Learn More
-
the impact of feedback on communication - ARRL
Preparation: Before the activity begins, instruct the class on the rules that must be followed for the activity to be meaningful and successful. 1. Do not ... Learn More
-
Q Factor Measurements on L-C Circuits - ARRL
Since SWR analyzers are becoming commonplace in many amateur radio rooms, it then becomes tempting to use this instrument for Q measurements on. L-C circuits. Learn More
NEW TO ARRL
LEARN MORE ABOUT
MEMBER QUICK LINKS
LICENSING LINKS
IN THE ARRL STORE
Copyright © 2026 The American Radio Relay League, Inc. All rights reserved. Reproduction of material from any ARRL web page without written permission is strictly prohibited.