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24.09.09: QST September 2009

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

Technical

- A Gel Cell Charger for the Low Power Station

- A Junk Box Integrated Station Control System

- A Simple Transformer to Measure Your Antenna Current

- Measuring Radio Frequencies

- An HF Roundtable with a Skype Based VoIP Bridge

- Product Review: SPE Expert 1K-FA linear amplifier; antenna accessories from Array Solutions

News and Features

- It Seems to Us: Pecuniary Interest

- Bike 54, Where Are You?

- JOTA 2009

- Keeping Safe: Tower Safety

- Happenings

Radiosport

- This Month in Contesting

- Contest Corral

- 2009 ARRL International DX Phone Results


08.02.09: QST Februar 2009

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

Technical

- Designing and Building Transistor Linear Power Amplifiers

- Keeping Current with Antenna Performance

- Bob's Easy Assembly Surface-Mount Table (BEAST)

- A Better Way to Work Low Earth Orbit FM Satellites

- Product Review: TelePost LP-PAN Software Defined IQ Panadapter; DV Dongle D-STAR Adapter;three more battery powered soldering tools

News and Features

- It Seems to Us: Technology and Science, A Two-Way Street

- Homeowners Insurance and Your Antenna System

- Amateur Radio and Public Education Make for a Bright Future

- Log It!

- A Lost Dit of Vibroplex History

QST Workbench


Inhalt abgleichen