Index to Volume 42, 1969 ************************ ANTENNAE: Issue Page Electronic Aerial Switch Mar 45 The "663" H.F. Beam Jun 135 Simple Beam Rotator Jun 138 VHF Antennas Jun 139 An All-band Transmatch Jun 140 The Two Metre "Sly" Beam Jun 141 Homebrew Helliwhip Jun 147 Coupling the Coax to the Antenna Jun 149 Tips on Tuning a Beam Jun 151 The New Improved Vertical (Not Serious) Aug 205 The HRH Delta Loop Antenna Dec 339 TRANSCEIVERS: Low Power Transceiver for Eighty Metres using I.C.'s Jan/Feb 3 80 Metre Transistorised Transceiver Mar 43 All Transistor Two Metre Transceiver Part 1 Apr 67 All Transistor Two Metre Transceiver Part 2 May 103 A Four Watt QRP Transceiver Oct 266 TRANSMITTERS: A Linear Amplifier Using TT21 Valves Jul 167 TV Sweep Tubes in Class ABI Linear Amplifiers Jul 171 Transmitting Switching Aug 203 Linear Power Amplifiers Sep 235 VHF AM Transistor Transmitter Nov 303 AUDIO: Instant Audio Aug 199 A Solid State Phase Modulator Aug 201 A Transistorised Two Tone Test Osc. Oct 272 An Audio Peak Limiter Oct 276 Microphone Amplifier Nov 312 AMATEUR T.V.: Receiving A.T.V. Nov 309 A.T.V. Part 2. Antennas-Mast-head Preamp. Dec 349 POWER SUPPLIES: Safe Transformerless Mains Connections Apr 108 Suppression Transistor Power Supply Noise Sep 238 Choke Input Filters Oct 274 Demonstration Power Supply Nov 313 A Low Voltage Power Supply Dec 353 TECHNICAL GENERAL: Printed Circuit Board Design Jan/Feb 9 Automatic Keyer Mar 35 Protection of Semi-conductor Power Diodes Mar 46 Modernising the Eddystone 750 Apr 109 An Electronic Siren May 132 C.I.T. Signal Injector Aug 207 A Simple Electronic Keyer Aug 209 A.P.C. Layout Enlargement Aug 210 Crystal Substandard using IC's Aug 212 Stand-by Battery Float Charger Sep 230 A 9 MHz Bilateral IF Amp Sep 233 Generating RTTY Tones Sep 237 Diode RF-AGC Circuits Sep 239 Slow Scan TV News Sep 257 Ionosphere Predictions and their Uses Oct 285 Breadboarding Nov 308 Soldering for the Beginner Nov 317 Quartz Crystal Oscillators Dec 343 Why Crystals work at Two Frequencies Dec 347 GENERAL: Bev Takes a Trip Part 1 Jan/Feb 11 Bev Takes a Trip Part 2 Mar 38 Meet Monty Mar 53 Chatham Islands Dx-pedition Part 1 Apr 111 The Amateur Radio Service Apr 115 Around the World by Light Aircraft Apr 117 Around and About May 123 Idle Thoughts by an Idle Fellow May 129 Questions and Answers (Circa 1923) May 131 The Commandments of Electric Safety Jun 159 Old Timers Jul 183 Wellington Wanderings Aug 213 Chatham Islands DX-pedition Part 2 Sep 242 Branch 29 A Brief History Oct 279 Auckland Amateur Radio Exhibition Oct 282 ZL3WS at the N.Z. Industries Fair Oct 283 Downward Ho-a Tale of the Twenties Oct 292 Adding a Third Dimension to the AREC Nov 319 Out of the Past Nov 320 Can You Answer These? Nov 334 The Answers Dec 360 N.Z.A.R.T.: From General Secretary Jan/Feb 26 Annual Reports Apr 75 1969 Conference Minutes Jul 175 Council Jottings Jul 178 Report of Overseas Liaison Officer Jul 179 From our Guest Visitor VK3KI Jul 180 Last Updated on 10/12/99 By Dexter N. Muir Email: dexy@ihug.co.nz