DARC e.V., Ortsverband München-Nord C12

Das April-Heft der QST (herausgegeben vom U.S.-Amateurfunkclub ARRL) enthält u.a. folgende Artikel:

Technical

- Lightning: Understand it or Suffer the Consequences - Part 2

- Outpost: Packet radio for Emergency Messenging

- Converting a Heathkit SB-220 Amplifier to 6 Meters

- Product Review: First Look: Elecraft K3 HF/6 Meter Transceiver; Kenwood TH-D7A(G) Dual Band Handheld Transceiver

News and Features

- It Seems to Us: Imaginary Numbers

- The 2007 DXpedition to Scarborough Reef

- PAVE PAWS Radar and the Amateur 70cm Band - An Update

- Audio Frequency Enhancement through Microphone, Antenna and Speaker Design

- Happenings: 2008 Field Day forms available; Orr Award winner announced; N6BV retires; W1HQ back on the air; FCC news; more

QST Workbench

- The Doctor is IN: Window line vs open wire line; end-insulators on antennas; where's Desecheo Island?; more

- Short Takes: TigerTronics SignaLink USB Interface

- Those Type N Coax Connectors

- Hands-On Radio: Experiment #63 - About Capacitors

- Repair and Uppgrade Low Cost Geiger Counters

- The Switcher: Make those boatanchor transmitters and receivers do TR switching as easily as a modern transceiver

- Hints & Kinks: Indoor antennas and fire safety; labeling coax; shack planning during new construction; more

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Hans, DK3YD

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