1998 Index Issues 186 through 191 (All dates are 1998 unless otherwise indicated.) Conference Proceedings Central States VHF Society (1998): Sep, 49 Conference Proceedings Available: Jan, 58 Southeastern VHF Society (1998): Sep, 49 Empirically Speaking (Smith): Nov, 00 Antennas (Severns): May, 2 First Bimonthly Issue, The (Severns): Jan, 2 New Editor: Doug Smith, KF6DX (Smith): Sep, 2 One Year Since QEX Restart (Severns): Jul, 2 QEX Editorial Approach (Severns): Mar, 2 Letters to the Editor A Solid-State R-390? (Johnson): Mar, 58 About Wave Interference and Impedance Matching (Cross): Sep, 58 About Wave Interference and Impedance Matching (Nichols): Sep, 58 About Wave Interference and Impedance Matching (Weingarten): Sep, 58 Another Exchange about Screen Bias Supplies (Jones): Mar, 59 Another Exchange about Screen Bias Supplies (White): Mar, 59 Clarifications of "Exploring the 1:1 Current (Choke) Balun" (Sabin): Mar, 57 Comments About Tetrode Power Supplies (Johnson): Jan, 62 Comments About Tetrode Power Supplies (White): Jan, 62 Discontinued Part for "The Belittler" (Nov 1997, Latta, Jr.): Jul, 59 How About a Switching Tetrode Power Supply? (Anderson): Jan, 62 October 1997 QEX Editorial (Kelsey): Mar, 58 October 1997 QEX Editorial (Mallozzi): Mar, 58 Printed Circuit Boards Available for (July 1997) DDS VFO (Schetgen): Mar, 59 Q of Shielded Loop Antennas (Mallozzi): Jul, 59 QEX Improvements, and the Ionosphere (Avery): Jul, 59 QEX Improvements, and the Ionosphere (Nichols): Jul, 59 QEX Suggestions (Stockton): Nov, 00 Signals, Samples and Stuff: A DSP Tutorial (Blanchard): Nov, 00 Signals, Samples and Stuff: A DSP Tutorial (Wicklund): Nov, 00 Valve Amplifier with Three or More Anode Lines! (Kirkby): Mar, 58 New Products ARRL Educational Activities Department Announces New Videos: Mar, 61 Protection for Shotgun Modem-Bonding and Modem Doublers (Stifter): Sep, 49 RF Assembling a 10-Band 50-MHz to 10 GHz Station (Lau): May, 54 Designing Band-pass Filters (Lau): Jul, 53 Homebrewing a 6 Meter Yagi (Lau): Jan, 52 Inexpensive 3456 MHz Dish Feed, An (Lau): Mar, 53 Narrow 80 Meter Band-Pass Filter, A (Lau): Sep, 57 Narrow-Bandwidth 40 Meter Bandpass Filter, A (Lau): Nov, 00 Technical Articles Add Some Stability to Your Life (Bingham): Nov, 00 ARRL Radio Designer and the Circles Utility, Part 1: Smith Chart Basics (Sabin): Sep, 3; Part 2, Nov, 00 Build a High-Voltage Power Supply at Low Cost (Henderson): Jan, 47 Car-As a Contoured Ground Plane, The (Madle): Jan, 3 Cheap Sweep, A (Hoover): Nov, 00 Concise Calculation Method for Pi-L Networks, A (Lickfeld): Sep, 47 Continuous Coverage HF VFO, A (Morgantini): Jul, 32 CYLOAD Cylinder-Loaded Dipole, The (Wright): Sep, 44 Elevated Monopoles Vs Active-Mast Antennas (Bingeman): Mar, 29 Examining the Mechanics of Wave Interference in Impedance Matching (Maxwell): Mar, 17 Extending the Double-Tuned Circuit to Three Resonators (Hayward): Mar, 41 "Fast" Digital Oscillator Stabilizer, The (Lawton): Nov, 00 Faster and Better ADC for the DDC-Based Receiver, A (Anderson): Sep, 30 Flexible Frequency Generator, The (Cross): May, 50 Harmonic Filters, Improved (Tonne): Sep, 50 High Performance Regenerative Receiver Design (Kitchin): Nov, 00 High-Performance Fractional-N Synthesizer, A (Rohde): Jul, 3 Homebrew 2.4 GHz Waveguide Filter, A (Reed): Mar, 50 How the Ionosphere REALLY Works (Nichols): Mar, 37 Introduction to Microcontrollers: Ham Radio Style!, An (Williams): Jul, 28 Low-Noise Front-End Design with ARRL Radio Designer Example: a 23-cm Preamp (Brown): Sep, 33 Measurement of Signal-Source Phase Noise with Low-Cost Equipment (Pontius): May, 38 Monitor the Phase-3D Satellite with this Homebrew 2.4 GHz Receiver (Reed): Jan, 40 Multiple-Octave Bidirectional Wire Antennas (Zavrel, Jr.): Jul, 50 NEC and MININEC Antenna Modeling Programs: A Guide to Further Information (Cebik): Mar, 47 NEC-4.1: Limitations of Importance to Hams (Cebik): May, 3 Nonlinear Distortion in Bipolar Transistors (Trask): Nov, 00 No-Tune Transverter-Spur Identification (McKay): Nov, 00 Parabolic Dish Feeds-Performance Analysis (Wade): Jan, 9 Practical Hot-Guy-Wire Antennas for Ham Radio (Bingeman): Nov, 00 Quick, Easy Network Analysis on a PC Using Mathcad (Vacca): Sep, 10 Remote Bandswitch for the 'Bug Catcher,' A (Protas): Sep, 39 RF Phase Shifters for Phasing-type SSB Rigs (Blanchard): Jan, 34 Signals, Samples and Stuff: A DSP Tutorial (Part 1) (Smith): Mar, 3; Part 2, May, 22; Part 3, Jul, 13; Part 4, Sep, 19 Space-Age Look at Polar-Cap-Absorption Events, A (Leutzelschwab): Nov, 00 Test for Ambient Noise, A (Lefferson): Sep, 54 Twin-T Filter, The (Cope): Jul, 45 Updated Electronic Eyeball, An (Dildine): Jul, 38 Voltage Multipliers (Cope): Mar, 25 Wire Modeling Limitations of NEC and MININEC for Windows (Rockway and Logan): May, 17 Upcoming Technical Conferences 16th Space Symposium and AMSAT Annual Meeting: Sep, 49 16th Space Symposium and AMSAT Annual Meeting-Call for Papers: May, 59 1998 International Microwave Symposium and Exhibition: May, 59 24th Eastern VHF/UHF Conference: Jul, 58 Amateur Radio Papers at URSI 1999?: Jul, 57 Central States VHF Conference: Jul, 57 Central States VHF Conference (1999) Call for Papers: Nov, 00 "Four Days In May" '98 QRP-ARCI Conference: Mar, 60 Microwave Update '98: Jul, 57 Southeastern VHF Society Technical Conference: Mar, 60