To upgrade to General Class, you must already hold a Technician Class license (or have recently passed the Technician license exam). Upgrading to a General license--which conveys extensive HF privileges—only requires passing a written examination. Once you do, the entire range of operating modes and the majority of the amateur spectrum below 30 MHz become available to you.Use this book to study for your General Class license exam. Every page presents information you will need to pass the exam and become an effective operator. You'll cover small sections at a time:Procedures and PracticesRules and RegulationsComponents and CircuitsRadio Signals and EquipmentDigital ModesAntennasPropagationElectrical and RF SafetyAt the end of the book, you'll find the entire General Question Pool.NEW FEATURE: Online Review and Practice Exams. As you complete each chapter of this book, use ARRL's online Exam Review for Ham Radio to help prepare you for exam day. This web-based service uses the question pool to construct chapter-by-chapter reviews. Once you've finished this book, use the online service to take practice exams with the same number and variety of questions that you'll encounter on exam day. You won't have any surprises on exam day!About ARRL: Founded in 1914 by Hiram Percy Maxim, ARRL (American Radio Relay League) is the national association for Amateur Radio in the US. Today, with more than 161,000 members, ARRL is the largest organization of radio amateurs in the world. ARRL's mission is based on five pillars: Public Service, Advocacy, Education, Technology, and Membership.

    A combination of aquaculture and hydroponics, aquaponic gardening is an amazingly productive way to grow organic vegetables, greens, herbs, and fruits, while providing the added benefits of fresh fish as a safe, healthy source of protein. On a larger scale, it is a key solution to mitigating food insecurity, climate change, groundwater pollution, and the impacts of overfishing on our oceans.Aquaponic Gardening is the definitive do-it-yourself home manual, focused on giving you all the tools you need to create your own aquaponic system and enjoy healthy, safe, fresh, and delicious food all year round. Starting with an overview of the theory, benefits, and potential of aquaponics, the book goes on to explain:System location considerations and hardware components The living elements—fish, plants, bacteria, and worms Putting it all together—starting and maintaining a healthy systemAquaponics systems are completely organic. They are four to six times more productive and use ninety percent less water than conventional gardens. Other advantages include no weeds, fewer pests, and no watering, fertilizing, bending, digging, or heavy lifting—in fact, there really is no downside! Anyone interested in taking the next step towards self-sufficiency will be fascinated by this practical, accessible, and well-illustrated guide.Sylvia Bernstein is the president and founder of The Aquaponic Source. An internationally recognized expert on aquaponic gardening, Sylvia speaks, writes, and blogs extensively about this revolutionary technique.

    From plant supports and clotheslines to a chicken coop, a greenhouse, and a root cellar with storage bins, most of the projects are suitable for complete novices, and all use just basic tools and easy-to-find materials. You’ll find techniques to build whatever your outdoor world is missing, with additional tips to live sustainably, happily, and independently.  Also available in this series: The Backyard Homestead, The Backyard Homestead Seasonal Planner, The Backyard Homestead Guide to Raising Farm Animals, and The Backyard Homestead Book of Kitchen Know-How.

    

    Apartment dwellers, schoolteachers, and anyone else who wants to grow a lot of food in a little space will find a great small garden resource in Grow All You Can Eat in 3 Square Feet.Small-space gardeners, find your start in Grow All You Can Eat in 3 Square Feet, packed with information on window boxes, potted plants, patio gardening, raised beds, small square-foot gardening, container gardening, and everything else related to growing your own small garden. Whether you want to grow a full garden, grow tomatoes, grow an herb garden, or just pick up great tips for small gardens, Grow All You Can Eat in 3 Square Feet is the resource you need.Reviews:"Beautiful color photographs and step-by-step instructions distinguish this guide to growing vegetables, fruit, and herbs in small spaces." - Library Journal

    Linda Kemp shows beginners and advanced artists how to harness the power of these often overlooked areas surrounding a painting's focal point. Troubleshooting suggestions and secrets are included.

    He teaches the art of understanding a plant’s needs and giving it a home with the right balance of light, water, and nutrients. After reading Cheng, the indoor gardener will be far less the passive follower of rules for the care of each species and much more the confident, active grower, relying on observation and insight. And in the process, the plant owner becomes a plant lover, bonded to these beautiful living things by a simple love and appreciation of nature. The New Plant Parent covers all of the basics of growing house plants, from finding the right light, to everyday care like watering and fertilizing, to containers, to recommended species. Cheng’s friendly tone, personal stories, and accessible photographs fill his book with the same generous spirit that has made @houseplantjournal, his Instagram account, a popular source of advice and inspiration for thousands of indoor gardeners.