08.02.10: QST February 2010

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

Technical

- An SWR Null Meter

- Using Mechanical CW Keys

- The Curtain Zepp - A Bidirectional Antenna for 160, 80 and 40 Meters

- Homebrewing Air Core Inductors

- Pickle with USB I/O

- Why not Give AM a Try

- A Fan Controller for the MFJ-4125 Power Supplay

- A Parasitic Lindenblad Antenna for 70 cm

- Product Review: RFSpace SDR-IQ software defined receiver; HamGadgets MasterKeyer MK-1; Spiderpole telescoping antenna Mast

News and Features

- It Seems to Us: Where Are the Spots?

- Tuned Up on Tuvalu

- 5Z4EME: Moonbounce from Deep Africa

- Ham Radio on the Flight Line

- Twitter and Ham Radio

- Signals Out of the United Nations - 4U1UN

- Happenings

Radiosport

- This Month in Contesting

- Contest Corral

Departments

- The Doctor is IN

- Feedback

- Hands-On Radio: Experiment #85 - Circuit Simulation, Complex Parts

- Hints & Kinks

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