DARC e.V., Ortsverband München-Nord C12

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

Bei DK3YD ist heute das neue Heft des QEX, May/June 2009, des U.S.-Amateurfunkclubs ARRL eingegangen.

QEX (A Forum for Communication Experimenters) erscheint alle zwei Monate und enthält ausführliche Artikel für technisch interessierte Leser.

Das Heft enthält u.a. folgende Artikel:

Features

- The W6VSV "Backyard Antenna Test Range"

- NimbleSig III - A Dual Output DDS RF Generator and Low Level RF Power Meter - Part 3

- A Cybernetic Sinusoidal Synthesizer: Part 2

- A Simple S-Parameter Test Set for the VNWA2 Vector Network Analyzer

- Universal VFO Controller

- Experimental Determination of Ground System Performance of HF Verticals - Part 4

Columns

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

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

Technical

- The Anatomy of a Homebrew Project

- Greening Up Your Station

- A Modular Receiver for Exploring the LF/VLF Bands

- A Coax Bulkhead for Any Weather

- The Universal Keying Module

- Product Review: Battery boost regulators from TG Electronics and MFJ Enterprises; GAP Hear It speaker; West Mountain Radio's CLRspkr

News and Features

- It Seems to Us: The Next Time Could Be Different

- Overcoming Antenna Restrictions

- Zero to 60 (Meters) in Five Seconds

QST Workbench

- The Doctor is IN: Bands or frequencies; receiving with non-resonant antennas; raising window line above ground; more

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

Technical

- A Pneumatically Switched Multiband Antenna

- A 40 Meter CW/SSB Transceiver for the Homebrew Challenge

- Obtaining Good Ground

- Down Periscope - The Remote Mobile Antenna Lowering System

- Product Review: mini Radio Solutions miniVNA Network and Antenna Analyzer; RigExpert's AA-200 Antenna Analyzer; a survey of butane powered soldering tools

News and Features

- It Seems to Us: The Fifth Pillar

- Integrating EchoLink into a Single Sideband Net

- Happenings: Hams across the nation respond in emergencies; hams in space; ARRL contest e-Letter gets new name, look; more

QST Workbench

Bei DK3YD ist das neue Heft des QEX, May/June 2008, des U.S.-Amateurfunkclubs ARRL eingegangen.

QEX (A Forum for Communication Experimenters) erscheint alle zwei Monate und enthält ausführliche Artikel für technisch interessierte Leser.

Das Heft enthält u.a. folgende Artikel:

Features

- An All-Digital SSB Exciter for HF

- A Software Controlled Radio Preselector

- An Advanced Direct-Digital VFO

- Linux under Windows?

- The Star-10 Transceiver - Part 3

Columns

- In the Next Issue of QEX

- Antenna Options (W4RNL)

- Out of the Box

- Letters to the Editor

- Upcoming Conferences

Weitere Informationen von

Hans, DK3YD

QRV: DB0VM 438.975 MHz

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

Technical

- Computer Simulation of 160 Meter Inverted L Antennas

- The TAK-40 SSB CW Transceiver

- A Very Special Mini Radio Installation

- Dual Band Handy Yagi

- Product Review: Yaesu FTM-10R Dual Band Mobile Transceiver; SteppIR 40-30 Meter Upgrade Kit

News and Features

- It Seems to Us: It Takes a Club

- An Interview with ITU Secretary-General Dr Hamadoun I. Touré, HB9EHT

- What I Did for My Summer Vacation (N6BV)

- Happenings: FCC decides to pass on Morse code testing; FCC news; more

QST Workbench

- The Doctor is IN: Broad AM transmissions; powering a mobile setup; white noise on SSB; more

Bei DK3YD ist das neue Heft des QEX, January/February 2008, des U.S.-Amateurfunkclubs ARRL eingegangen.

QEX (A Forum for Communication Experimenters) erscheint alle zwei Monate und enthält ausführliche Artikel für technisch interessierte Leser.

Das Heft enthält u.a. folgende Artikel:

Features

- The Z100 CW Tuning Aid

- A Low-Cost, Flexible USB Interface

- A 2256 MHz PLL Local Oscillator

- More Octave for Transmission Lines

- A Squelch Amplifier

Columns

- Antenna Options (W4RNL): Horizontally Polarized Omnidirectional Antennas: Some Larger Choices

- Letters to the Editor

- Upcoming Conferences

- In the Next Issue in QEX

Weitere Informationen von

Hans, DK3YD

Bei DK3YD ist das neue Heft des QEX, November/December 2007, des U.S.-Amateurfunkclubs ARRL eingegangen.

QEX (A Forum for Communication Experimenters) erscheint alle zwei Monate und enthält ausführliche Artikel für technisch interessierte Leser.

Das Heft enthält u.a. folgende Artikel:

Features

- The Star-10 Transceiver (Part 1)

- A Direct-Reading Reflection Coefficent and Power Meter

- SAN2PC: A Spectrum Analyzer to PC Interface

- Program Your Own Voice Keyer/Recorder

- Signal Resilience to Ionospheric Distortion of HF Digital Chat Modes

- A Low-Cost Atomic Frequency Standard

Columns

- Tech Notes: An ASCII Keyer

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

Technical

- A Comparison of HF Mobile Antenna Designs

- Building Kits to Learn

- The Handy Yagi

- Simple Sideband, Another Approach

- Product Review: Kenwood TM-V71A Dual Band Mobile Radio; ICOM IC-2820H Dual Band FM Transceiver

News and Features

- It Seems to Us: Where Do You Stand?

- World's Largest Tides Rise for Amateur Radio

- APRS Motorcycle Mobile

- Happenings

QST Workbench

- The Doctor is IN: Corroding battery cables; attic antenna vs outdoor antenna for inclement weather; proper way to splice coax; more

- Short Takes: Elsie 2.13

- Motorola VHF Micor Radio Modifications - Part 2