Note: Refer also to chapter 25 of the ARRL Handbook for additional information about test equipment and measurements. 1978 March QST p. 19 New Tasks for the Digital Voltmeter An FET Volt-ohmmeter with Linear Ohms Readout May QST p. 21 An Audio Continuity Tester September QST p. 22 Prescaler Updates the DVM/Frequency Counter QST p. 25 An Auditory Dip Oscillator QST p. 11 An Inexpensive Capacitance Meter October QST p. 20 A 25-kHz Calibrator for the HW-8 November QST p. 19 Frequency Meausuring Tests Using a Product Detector SSB Receiver QST p. 22 The Two-Tone Tester QST p. 47 QRM and QRN: You've Heard It, Now You Can See It 1979 April QST p. 22 The SHARC Audible Current Meter June QST p. 26 An Audio Transducer for the Deaf July QST p. 22 Vest-Pocket TTL Logic Probe QST p. 38 The Weekender - A Simple Crystal Calibrator August QST p. 15 Spectrum Analysis - One Picture's Worth a ... August QST p. 38 The CMO - A Capacitance-Meausuring Oscillator August QST p. 32 An Audible Digital Voltmeter October QST p. 15 A Simple RF Sniffer November QST p. 11 Building an Operating Impedance Bridge QST p. 28 Minimize Your Counter Design December QST p. 28 An Inexpensive High-Z Accurate Transistor Voltmeter QST p. 40 Expanded-Scale Power-Line Voltage Monitor QST p. 42 Tune Up Swiftly, Silently and Safely 1980 January QST p. 11 A Universal Digital Frequency Readout February QST p. 36 A Versatile Timer Circuit March QST p. 11 A 1980 Dipper QST p. 29 A Simple and Sensitive Impedance Bridge June QST p. 36 The Checkerboard Checker July QST p. 11 The Impedance-Match Indicator QST p. 29 The Little Gem Mixer Box September QST p. 35 A 10-Minute Timer That Just Won't Quit November QST p. 23 Capacitance Measurement with a Dip-Meter 1981 January QST p. 28 The L-Meter 2 pages January QST p. 35 The (Not Quite) Ultimate Dummy Load 3 pages February QST p. 37 Add-Ons for Greater Dipper Versatility 3 pages March QST p. 31 A Peak-Reading Bar-Graph Meter for SSB 4 pages Transmitters QST p. 25 A Cheap Resistance Box 1 page April QST p. 38 Paying OHMage to Low Resistance - The Lohmeter QST p. 41 Knock-It-Down and Lock-It-Out Boxes for DF (attenator) September QST p. 40 Meet the Friendly Oscilloscope October QST p. 18 A Reflection-Coefficient Bridge - Impedance Matching Meausrements the Easy Way December QST p. 39 A Digital Resistance-Capacitance Meter 1982 May QST p. 28 Measuring Inductance and Capacitance 2 pages with a Reflection-Coefficient Bridge QST p. 30 Calibrate Your 2-Meter Synthesizer with 2 pages Only a General-Coverage Receiver June QST p. 24 Construct a Simple L-C Audio Oscillator 2 pages 1983 January QST p. 34 A Simple Capacitance Meter You Can 4 pages Build QST p. 36 Down Through the Decades (decade box) 2 pages February QST p. 26 A Simple L-C Meter p. 26 March QST p. 30 Measuring Impedance with a Reflection- 3 pages Coefficient Bridge June QST p. 21 A Shifty-Eyed Resistance Bridge 2 pages QST p. 23 A Wide-Range Variable-Frequency Audio 2 pages Oscillator August QST p. 30 The N0AJY cb Standart (freq. cntr) 3 pages QST p. 33 A Battery Low-Voltage Indicator 2 pages September QST p. 33 The Ever-Useful Wavemeter 4 pages QST p. 28 A Linear Self-Calibrating Ohmmeter 3 pages QST p. 19 The Beeper: An Audible Frequency 6 pages For the Blind Amateur October QST p. 23 Understanding Coils and Measuring Their 4 pages Inductance November QST p. 39 Simple Ways to Test Your Transmitter 4 pages 1984 May QST p. 11 A Crystal Controlled Q Meter 4 pages QST p. 38 A Simple Function Generator 2 pages 1985 March QST p. 26 Learning to Use Field Strength Meters 5 pages April QST p. 14 A Talking Frequency Display 4 pages QST p. 38 A Power Supply Performance Tester 7 pages November QST p. 23 An Inexpensive Spectrum Analyzer for 7 pages The Radio Amateur 1986 January QST p. 40 Build a Homemade Signal Generator 4 pages February QST p. 33 Construct a VHF/UHF Signal Generator 3 pages QST p. 42 CATVI Field-Strength Measurements Made 5 pages Easy March QST p. 40 Field Tester for Antennas (FSM) 3 pages April QST p. 20 A Tester for Coil Inductance 3 pages May QST p. 14 Beyond the Dipper 7 pages September QST p. 31 Meausuring Small-Value Capacitors 3 pages 1987 April QST p. 44 A Low-Cost Bridge for Large Inductances 7 pages 1987 September QST p. 12 Circuit Designer's Interface for the 2 pages IBM PC October QEX p. 10 >50 Power combiners (coax and other) 2 pages QST p. 59 Microwave Dummy Loads 1 page November QST p. 18 Build This QRP Omni Box 5 pages December QST p. 15 How to Build and Use a VHF Wattmeter 5 pages December QST p. 32 A Laboratory-Style RX Noise Bridge 4 pages 1988 July QST p. 15 A Talking Wattmeter September QST p. 24 A Dipper Amplifier for Impedance Bridges October QST p. 14 A Relative Ammeter for Open-Wire Lines 1989 February QST p. 21 A Low-Cost Frequency Counter May QST p. 22 A Practical Time-Domain Reflectometer May QST p. 29 The C-Sub June QST p. 35 Multi-Purpose Instrumentation Amplifier August QST p. 27 Improving and Using RX Noise Bridges September QST p. 29 A Simple Secondary Frequency Standard 1990 January QST p. 21 A Tester for Crystal F, Q and R February QST p. 19 A Simple and Accurate QRP Directional Wattmeter July QST p. 18 An Experimental Band-Switching Dip Meter 1991 June QST p. 19 Hand-Held Digital Multimeters