'Transmitter power' diaporamas de présentation

Introduction to Amateur Radio

Introduction to Amateur Radio. The Entry-Level Technician License. Introduction to Amateur Radio. Rest Rooms. Amateur Radio Licenses. In order of privileges Technician General Amateur Extra. Entry Level License. Technician Written Exam (Element 2) There is no Morse Code requirement

2.26k views • 197 slides

G4 - AMATEUR RADIO PRACTICES [5 Questions - 5 groups]

G4 - AMATEUR RADIO PRACTICES [5 Questions - 5 groups]. G4A - Station Operation and setup G4B - Test and monitoring equipment; two-tone test G4C - Interference with consumer electronics; grounding; DSP G4D - Speech processors; S meters; sideband operation near band edges

1.52k views • 139 slides

1.33k views • 117 slides

G2E01 Which mode is normally used when sending an RTTY signal via AFSK with an transmitter?

G2E01 Which mode is normally used when sending an RTTY signal via AFSK with an transmitter?. USB DSB CW LSB. G2E02 How many data bits are sent in a single PSK31 character?. The number varies 5 7 8.

1.08k views • 92 slides

Technician License Class Gordon West Technician Class Manual Pages 70-101

993 views • 62 slides

Your First Radio

572 views • 41 slides

Introduction to Amateur Radio May 2, 2013 Presented by :

Introduction to Amateur Radio May 2, 2013 Presented by :. Syllabus 1. What is Amateur Radio? 2. What Hams do with Amateur Radio 3. How to Become a Radio Amateur 4. Your First Station 5. Why Join a Local Club? . What is Amateur Radio?.

618 views • 37 slides

EE 230: Optical Fiber Communication Lecture 17

EE 230: Optical Fiber Communication Lecture 17. System Considerations. From the movie Warriors of the Net. Basic Network Topologies. Bitrate Distance Graph for various point to point link technologies. System Design. Determine wavelength, link distance, and bit-error rate

606 views • 25 slides

Practical aspects of FHSS-based ISM band wireless telemetry system development

Practical aspects of FHSS-based ISM band wireless telemetry system development. Valentin Vasilevskiy, PhD Student, OmSTU Student member , IEEE Victor Antropov, R&D Engineer. 10th International PhD Workshop on Systems and Control Hluboka , Czech Republic. Radioengineering Department,

403 views • 24 slides

Chapter 6. Effect of Noise on Analog Communication Systems

Chapter 6. Effect of Noise on Analog Communication Systems. Essentials of Communication Systems Engineering. Introduction. Angle modulation systems and FM can provide a high degree of noise immunity This noise immunity is obtained at the price of sacrificing channel bandwidth

706 views • 21 slides

802.18 Study Group 1 A Regulatory Framework for Use of TV Channels by Part 15 Devices

802.18 Study Group 1 A Regulatory Framework for Use of TV Channels by Part 15 Devices. Lower DFS threshold to -110 dBm Indoors/outdoor operation: 0 dBm, DFS, TPC, IPD required. Rural Outdoor Only Operation:

678 views • 12 slides

Communications Systems ASU Course EEE455/591

Communications Systems ASU Course EEE455/591. Instructor : Joseph Hui Monarch Institute of Engineering. Textbook and Labs. Primary: Communications System Engineering, 2 nd Edition Author: John Proakis , Prentice Hall, 2001 The textbook contains more details than necessary for undergrads.

244 views • 12 slides

802.18 Study Group 1 A Regulatory Framework for Use of TV Channels by Part 15 Devices

802.18 Study Group 1 A Regulatory Framework for Use of TV Channels by Part 15 Devices. Lower DFS threshold to -110 dBm Indoors/outdoor operation: 0 dBm, DFS, TPC, IPD required. Rural Outdoor Only Operation:

125 views • 12 slides

Interference

Interference. Presentation by KK8O NARA Meeting on 14 March 2009. Interference. Why Does this always happen to me. Now, How do I rid myself of this problem?. Interference from Ham Radio.

463 views • 9 slides

Mesh Capacity WG

Mesh Capacity WG. Outline. Technologies What band(s) should we use? What antennas should we use? What architecture should we use? Closed platforms are a pressing problem Goals: What do we need? Evaluation Repeatability is a major concern What should we be repeating?. Frequency choice.

163 views • 8 slides

Typical Transmission Site

Vector System Approach. Typical Transmission Site. Ant. Z in =R-jX. Transmitter. ATU.

103 views • 5 slides