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The entries are in alphabetical order by magazine name and then in chronological sequence.
To obtain a copy of any magazine article contact your local public library or the publisher.


Sport clocks. A ceramic golf bag or golf ball can be converted into a table clock or thermometer by incorporating the appropriate mechanism. Painting is done with nonfiring stains.
CERAMIC ARTS & CRAFTS Mar 1994 (v.39#7) pg. 31

Ceramic plaques for decorative thermometers are painted with nonfiring stains. (1) Sun and moon thermometer. (2) Lighthouse thermometer.
CERAMICS Dec 1994 (v.31#4) pg. 32

Experimenting with Motorola's 68HC11 true single-chip computer. Part 7. SBC (single-board computer) applications (continued). A look at MAG-11's input-capture feature and how to use it to make an accurate binary-display thermometer. Also details using interrupts to generate square waves and producing computer music.
COMPUTERCRAFT Jan 1993 (v.3#1) pg. 46

Build the intelligent thermometer. Part 1. A microprocessor and a programmed EPROM are used in this sophisticated circuit to measure and analyze changes in temperature. Est. cost: $179.
COMPUTERS & ELECTRONICS Jan 1983 (v.21#1) pg. 74

Build the intelligent thermometer. Part 2.
COMPUTERS & ELECTRONICS Feb 1983 (v.21#2) pg. 95

A flashing LED indicates the temperature range being sensed. Electronic circuit uses any silicon diode as the sensing device.
CQ. THE RADIO AMATEUR'S JOURNAL Feb 1979 (v.35#2) pg. 99

Electronic thermometer powered by two 9-volt batteries displays the temperature on a sensitive milliammeter. Est. cost: $5.
CQ. THE RADIO AMATEUR'S JOURNAL Apr 1979 (v.35#4) pg. 100

Simplified, accurate 0-100 degree Celsius temperature measurement circuit is connected to a digital voltmeter.
CQ. THE RADIO AMATEUR'S JOURNAL Jul 1993 (v.49#7) pg. 48

Electronic thermometer displays a temperature range of 40 degrees Fahrenheit on a 16-LED bar-type display. Est. cost: $18 (kit).

Build an accurate 3.5-digit handheld solid state thermometer from a kit or scratch. Uses a liquid-crystal display and is theoretically capable of measuring from -200 to +200 degrees Celsius, depending on the probe. Est. cost: $30 (kit).

Hands-on fishing guide device measures water temperature and helps locate the thermocline region where specific species prefer to gather.

Eight-channel analog-to-digital converter. Breadboard project uses eight phone jacks to attach the temperature-sensing probes described in this article.

Electronic thermometer measures air temperature and warns of ice-forming conditions.
ELECTRONICS ILLUSTRATED Mar 1965 (v.8#2) pg. 73

An electronic thermometer, the Thermistor, is battery powered and uses a microammeter to read out the temperature. Est. cost: $3-$5.
ELECTRONICS ILLUSTRATED Jan 1967 (v.10#1) pg. 107

Low-cost electronic medical thermometer measures 96 to 106 degrees. Denotes a person's highest temperature within one minute after inserting probe into mouth.
ELECTRONICS ILLUSTRATED Jan 1972 (v.15#1) pg. 27

Build your own temperature-humidity meter.
ELECTRONICS ILLUSTRATED Jul 1972 (v.15#4) pg. 86

Solid-state thermometer. Build an accurate, 3.5-digit handheld thermometer from a kit or from scratch. Est. cost: $30 (kit).
ELECTRONICS NOW Mar 1995 (v.66#3) pg. 45

Tip on using a thermistor and the joystick port to create a crude thermometer interfaced to a PC.
ELECTRONICS NOW Oct 1995 (v.66#10) pg. 52

Build an ultra-sensitive infrared-sensing device to detect hot or cold objects remotely. Indicates the temperature difference between the temperature of an object and an arbitrary ambient temperature reference that can be set at any time.
ELECTRONICS NOW Aug 1998 (v.69#8) pg. 35

Temperature monitor. Complete design details for a general utility temperature indicator sensitive to 1/2 degree, and having a very rapid response time. Uses a low-cost thermistor.
ELECTRONICS WORLD Nov 1967 (v.78#5) pg. 58

Solid-state probe thermometer uses the temperature characteristics of silicon diodes as sensors. Measures up to 200 degrees.
ELECTRONICS WORLD Mar 1971 (v.85#3) pg. 70

Proportional temperature controller circuit uses silicon controlled rectifier.
ELEMENTARY ELECTRONICS #763 Winter 1965 pg. 20

Make this precision electronic thermometer. Uses a National Semiconductor temperature transducer (LX5700) that is easy to calibrate and requires only one simple adjustment. Measures from -20 to +105 degrees.
ELEMENTARY ELECTRONICS Jul-Aug 1977 (v.17#4) pg. 41

Digital temperature gauge monitors your cars cooling system. Estimated cost: $29.
ELEMENTARY ELECTRONICS May-Jun 1980 (v.20#3) pg. 49

Heat loss sentry. Sensitive electronic thermometer is used to detect heat losses around windows, doors, etc. It can detect a temperature difference of as little as 1-degree Fahrenheit.
ELEMENTARY ELECTRONICS Nov-Dec 1980 (v.20#6) pg. 53

Sitrat, a highly accurate electronic thermometer that requires only six components and a battery. Measures from -50 to +130-degrees. Est. cost: $12.
ELEMENTARY ELECTRONICS Jan-Feb 1981 (v.21#1) pg. 75

How to use infrared thermography to detect energy loss in your home.
FAMILY HANDYMAN #192 Sep 1978 (v.28#7) pg. 26

Auto-temp. Low-cost digital clock and thermometer will automatically display the time for six seconds. It then displays indoor temperature for 3 seconds followed by outdoor temperature.
HANDS-ON ELECTRONICS Summer 1984 (v.2#1) pg. 84

Easy-to-build electronic thermometer measures from -30 to +120 degrees F.
HANDS-ON ELECTRONICS Jul-Aug 1986 (v.3#4) pg. 96
Correction HANDS-ON ELECTRONICS Jan 1987 (v.4#1) pg. 4

Thermometer adapter circuit lets you use an ordinary voltmeter (either analog or digital) to measure temperature.
HANDS-ON ELECTRONICS Sep-Oct 1986 (v.3#5) pg. 32

Build the dressing consultant. Electronic thermometer measures outdoor temperature (plus wind, sunlight, and rain) and then lights up one of seven pictures indicating how to dress for the weather. Ideal for small children.
HANDS-ON ELECTRONICS Jul 1987 (v.4#7) pg. 32

Build the fishing guide, a water-temperature measuring device that helps you locate the "thermocline" region where fish like to congregate.
HANDS-ON ELECTRONICS Sep 1987 (v.4#9) pg. 24

Using op-amp comparator circuit chips to detect and measure real-world conditions. Circuits for monitoring temperature, light level, voltage, etc.
HANDS-ON ELECTRONICS Aug 1988 (v.5#8) pg. 62

Electronic clock and thermometer is built around the National Semiconductor MA 1026M module. Up to 6 temperature probes may be attached. Reads-out in either Fahrenheit or Celsius.
INDUSTRIAL EDUCATION Jan 1983 (v.72#1) pg. 30

Temperature sensing. How a simple and accurate temperature sensor can be built. How to interface and control it with a computer. Includes software for controlling, calibrating and running the thermometer. Software is for the SWTP 6800 microcomputer, but can be adapted.

Inexpensive A/D converter uses serial-polling technique and does not require a multiplexer. Circuit and software for monitoring a thermistor (thermostat) are described. Operates on 8080 computer.

Analog-to-digital converter interface is used to monitor the temperature via a MEK6800D2 computer kit. Includes 6800 assembly language program to record and display present, high, and low temperatures.
KILOBAUD MICROCOMPUTING #52 Apr 1981 (v.5#4) pg. 42

How to build an electronic indoor-outdoor thermometer. Reads temperatures from sensors located at different points and covers a range of -20 to +120 degrees Fahrenheit.
MECHANIX ILLUSTRATED #543 Aug 1973 (v.69) pg. 48

Build an all-electric meat thermometer.
MECHANIX ILLUSTRATED #544 Sep 1973 (v.69) pg. 82

Circuit for a temperature indicator which lights an LED if the temperature falls within a five or ten degree range. Circuit shown provides 4 temperature ranges.
MODERN ELECTRONICS [1] Mar 1978 (v.1#2) pg. 67

Electronic thermometer uses a VOM or milliameter as the readout device. Est. cost: $5.
MODERN ELECTRONICS [1] Sep 1978 (v.1#7) pg. 38

Experimenting with the analog comparator, a special circuit incorporating the operational amplifier. Circuits include (1) an adjustable light-dark detector, (2) adjustable-threshold temperature-controlled relay, (3) a sine- to square-wave converter, and (4) a peak-voltage detector.
MODERN ELECTRONICS [2] Feb 1985 (v.1#5) pg. 62

Infrared temperature-sensing transmitter and receiver circuits. How to transmit temperature measurements over a beam of near-infrared radiation when it isn't practical to use wires.
MODERN ELECTRONICS [2] Jun 1985 (v.1#9) pg. 68

Thermometer accessory. A simple construction project lets you measure temperatures (Kelvin, Celsius or Fahrenheit) with any voltmeter.
MODERN ELECTRONICS [2] Oct 1985 (v.2#4) pg. 50
Added Info MODERN ELECTRONICS [2] Jan 1986 (v.3#1) pg. 5

Using an LM-335 voltage-mode temperature sensor for electronic thermometry experiments.
MODERN ELECTRONICS [2] Feb 1986 (v.3#2) pg. 55

Digital measuring system. Build a highly accurate, low-cost 3-digit panel meter that serves as the basic building block for a wide range of speciality add-on function modules (digital multimeter, tachometer, thermometer, etc.).
MODERN ELECTRONICS [2] Aug 1986 (v.3#8) pg. 22
Correction MODERN ELECTRONICS [2] Nov 1986 (v.3#11) pg. 5
Correction MODERN ELECTRONICS [2] Dec 1986 (v.3#12) pg. 5
Added Info MODERN ELECTRONICS [2] Feb 1988 (v.5#2) pg. 32
Added Info MODERN ELECTRONICS [2] Aug 1988 (v.5#8) pg. 34
Added Info MODERN ELECTRONICS [2] Nov 1988 (v.5#11) pg. 5

Circuits to electronically measure temperature.
MODERN ELECTRONICS [2] Dec 1986 (v.3#12) pg. 67

Temperature probe for your multimeter can measure down to 0 degrees and below.
MODERN ELECTRONICS [2] Jul 1987 (v.4#7) pg. 40

New developments in op amps. Includes circuits for an instrumentation amplifier, thermocouple thermometer, temperature-compensated crystal-oscillator, and a 9-volt to 5-volt converter.
MODERN ELECTRONICS [2] Sep 1988 (v.5#9) pg. 72

Microprocessor control with BASIC. Part 2. Adding a "Tempwatch" accessory to create a smart thermometer.
MODERN ELECTRONICS [2] May 1989 (v.6#5) pg. 38

A precision thermocouple thermometer. Voltmeter accessory lets you measure temperature with one-tenth-degree resolution.
MODERN ELECTRONICS [2] Dec 1989 (v.6#12) pg. 28
Added Info MODERN ELECTRONICS [2] Jul 1990 (v.7#7) pg. 5

An infrared thermometer accessory lets any DMM measure temperatures (without requiring physical contact). Est. cost: $50.
MODERN ELECTRONICS [2] Nov 1990 (v.7#11) pg. 24

How to use a stack thermometer to monitor a wood fire for safety and efficiency.
ORGANIC GARDENING Oct 1980 (v.27#10) pg. 73

Tip: Manual automobile heat gauge can be made into a compost thermometer.
ORGANIC GARDENING Jul 1988 (v.35#7) pg. 82

Remote thermometer circuit will measure outside temperatures at distances up to 10 feet from the meter.
POPULAR ELECTRONICS [1] May 1968 (v.28#5) pg. 69

Electronic thermometer gives audible temperature readings. Useful for people with vision problems. Range is 55 to 100 degrees Fahrenheit.
POPULAR ELECTRONICS [1] Jan 1969 (v.30#1) pg. 59

Electronic thermometer displays indoor or outdoor temperature at the push of a button.
POPULAR ELECTRONICS [1] Oct 1969 (v.31#4) pg. 27

Circuit where switching arrangement allows wide-range relaxation oscillator to operate as (1) electronic organ, (2) metronome, (3) thermometer, (4) code practice oscillator, or (5) siren.
POPULAR ELECTRONICS [1] Jun 1970 (v.32#6) pg. 80

Electronic clinical thermometer provides a temperature indication in 30 seconds over the range 96 to 106 degrees.
POPULAR ELECTRONICS [1] Jan 1971 (v.34#1) pg. 75
Correction POPULAR ELECTRONICS [1] Mar 1971 (v.34#3) pg. 12

Digital thermometer module for the digital measurements lab featured in the November 1970 issue. Thermometer module covers from freezing to boiling, reporting in both Fahrenheit or Celsius. Est. cost: $17.
POPULAR ELECTRONICS [1] Jun 1971 (v.34#6) pg. 69

Low-cost electronic thermometer measures local or remote temperatures from freezing to 302 degrees Fahrenheit, in two ranges (32-122 and 32-302).
POPULAR ELECTRONICS [1] Jan 1973 (v.3#1) pg. 46

Digital thermometer uses LED's to display reading. Can have more than one sensor. Est. cost: $20.
POPULAR ELECTRONICS [1] Nov 1974 (v.6#5) pg. 54

Circuit uses a transistor as a temperature sensing device.
POPULAR ELECTRONICS [1] Dec 1974 (v.6#6) pg. 68

Skin temperature thermometer. Learning to increase and decrease the flow of blood to the limbs can result in control of things like cold hands or feet, migraine headaches, etc. Skin temperature thermometer helps detect blood flow rate.
POPULAR ELECTRONICS [1] Sep 1975 (v.8#3) pg. 62

Build a low-cost temperature meter. Electronic thermometer is used to measure operating temperature of electronic components. Measures 20 to 110 degrees Celsius with an accuracy of plus-or-minus 5 degrees. Est. cost: $15.
POPULAR ELECTRONICS [1] Feb 1976 (v.9#2) pg. 70

An analog-to-digital temperature converter. Use your frequency counter to measure temperature to 0.1-degree Centigrade resolution. Range is 0 to 100 degrees. Est. cost: $10.
POPULAR ELECTRONICS [1] Dec 1976 (v.10#6) pg. 62
Correction POPULAR ELECTRONICS [1] Jun 1977 (v.11#6) pg. 6

Electronic thermometer and digital clock are each powered by batteries which are recharged by means of solar cells.
POPULAR ELECTRONICS [1] Dec 1977 (v.12#6) pg. 41

Energy leak detector reveals home heat and cooling losses. A fast response differential temperature detector provides instantaneous readings to check leaks arounds doors, windows, etc.
POPULAR ELECTRONICS [1] Oct 1978 (v.14#4) pg. 59

Electronic Christmas gifts built around the TL489C analog level detector. It can be used to make (1) soil moisture detectors, (2) temperature range indicators, (3) controls and alarms for fish fanciers, chemists, chefs and photographers, (4) battery & continuity testers, (5) toys and games, (6) simple light organs, (7) humidity alarms,...etc.
POPULAR ELECTRONICS [1] Dec 1978 (v.14#6) pg. 78

Build a 3.5-digit multimeter with either LED or LCD displays, plus a variety of options including a temperature probe. Est. cost: $50.
POPULAR ELECTRONICS [1] Feb 1979 (v.15#2) pg. 63
Added Info POPULAR ELECTRONICS [1] Jul 1979 (v.16#1) pg. 6

Build a 3-1/2 digit LED digital thermometer. Measures from -30 degrees to +199 degrees F with 1 degree accuracy and 0.1 degree resolution. May be converted to Celsius measurement. Estimated cost: $40.
POPULAR ELECTRONICS [1] May 1980 (v.17#5) pg. 55

Check your home's heat loss with a degree-day meter which calculates the degree-days based on temperature inside and outside your particular home. Estimated cost: $100.
POPULAR ELECTRONICS [1] Sep 1980 (v.18#3) pg. 85

Build a diode temperature probe to give temperature readings on a digital multimeter.
POPULAR ELECTRONICS [1] Feb 1981 (v.19#2) pg. 62
Correction POPULAR ELECTRONICS [1] Mar 1982 (v.20#3) pg. 8

Simple thermocouple and op amp/meter circuit to measure the temperature inside a ceramics kiln.
POPULAR ELECTRONICS [1] Nov 1981 (v.19#11) pg. 80

Hot-part finder circuit is an audible temperature probe whose output rises in frequency when its tip is placed in contact with a warm component.
POPULAR ELECTRONICS [2] Apr 1990 (v.7#4) pg. 26

Bridge circuits. (1) Wheatstone resistance bridge. (2) Temperature shift meter incorporates a standard Wheatstone and detects small changes in temperature. (3) High-voltage static detector incorporates a Wheatstone bridge.
POPULAR ELECTRONICS [2] Mar 1994 (v.11#3) pg. 82

A low-cost analog-to-digital converter for your PC lets it function as a data-acquisition tool. Transducer circuits to measure temperature, light intensity, and heart-beat are included. Est. cost: $30.
POPULAR ELECTRONICS [2] Apr 1994 (v.11#4) pg. 47

Build an eight-channel analog-to-digital converter to interface your computer with the physical world. Est. cost: $25 (kit). Also includes instructions for building temperature probes.
POPULAR ELECTRONICS [2] Jun 1995 (v.12#6) pg. 45
Correction POPULAR ELECTRONICS [2] Sep 1995 (v.12#9) pg. 4

Pyrometers for the workbench. Tips on selection and use of this unique temperature-measuring device to pinpoint a source of heat in automobiles, motors, heating equipment, etc.
POPULAR ELECTRONICS [2] Feb 1996 (v.13#2) pg. 41

Simple diode circuits. (1) Bridge rectifier. (2) Sound-level (audio signal) limiter circuit never exceeds 1.5-volts peak-to-peak. (3) DC polarity or AC indicator circuit. (4) Kick-back voltage limiter for inductive loads. (5) Steering circuit controls relays based on voltage polarity. (6) Simple temperature sensor. (7) Circuit for selecting matching diodes.
POPULAR ELECTRONICS [2] May 1996 (v.13#5) pg. 64

Build an LED thermometer that shows room temperature within two degrees. Est. cost: $23 (kit).
POPULAR ELECTRONICS [2] Jul 1996 (v.13#7) pg. 45

Build a temperature adapter for your DMM. This circuit allows you to measure from -40 to +300 degrees Fahrenheit using a digital multimeter. Est. cost: $9 (kit).
POPULAR ELECTRONICS [2] Jan 1997 (v.14#1) pg. 48

A hands-on approach to op-amp basics. How they work and three projects to further your understanding of this extremely adaptable device. (1) RIAA phono preamp. (2) RF sniffer. (3) Electronic thermometer.
POPULAR ELECTRONICS [2] Feb 1998 (v.15#2) pg. 31
Correction POPULAR ELECTRONICS [2] Apr 1998 (v.15#4) pg. 6
Added Info POPULAR ELECTRONICS [2] Jun 1998 (v.15#6) pg. 6

Indoor-outdoor electronic thermometer.
POPULAR MECHANICS Feb 1970 (v.133#2) pg. 150

Build an electronic "Cold Sleuth" to help you detect cold areas and cracks that let heat escape. Thermistor senses minute changes in air temperature.
POPULAR MECHANICS Feb 1979 (v.151#2) pg. 194

Electronic meter measures heat and humidity.
POPULAR SCIENCE Aug 1963 (v.183#2) pg. 96

Electronic thermometer warns of sudden temperature drops. This gives time to turn on furnace to avoid excessive heat loss needed before furnace thermostat registers a temperature drop.
POPULAR SCIENCE Nov 1966 (v.189#5) pg. 130

Three-range electronic thermometer covers -40 to +60, +60 to 160 and +60 to 85 degrees.
POPULAR SCIENCE Feb 1971 (v.198#2) pg. 102

Electronic temperature measuring device uses integrated circuits and will display both indoor and outdoor temperature as lighted numbers 1" high. Companion to the electronic clock featured in June 1972 issue.
POPULAR SCIENCE Jan 1973 (v.202#1) pg. 95

Two-digit electronic thermometer measures from 0 to 99 degrees Fahrenheit. Est. cost: $50.
RADIO-ELECTRONICS Sep 1977 (v.48#9) pg. 33

Build a digital thermometer. Accessory converts a digital voltmeter into a thermometer for monitoring semiconductor case temperatures, photo chemicals, etc. Accuracy of 0.5-degrees over a range of -55 to +150 degrees. Est. cost: $40.
RADIO-ELECTRONICS Aug 1978 (v.49#8) pg. 29

An in-depth look at a temperature transducer and precision voltage reference all in one IC, the REF-02.
RADIO-ELECTRONICS Aug 1978 (v.49#8) pg. 72

Diagram indicates the recommended fabrication of the probe for the Optoelectronics T-100 thermometer.
RADIO-ELECTRONICS May 1979 (v.50#5) pg. 16

Build this precision digital thermometer. Range of -60 to +200 degrees Fahrenheit. Est. cost: $100.
RADIO-ELECTRONICS Jul 1979 (v.50#7) pg. 42

Schematic for a digital temperature sensor and thermometer circuit.
RADIO-ELECTRONICS Mar 1980 (v.51#3) pg. 60

Temperature measuring circuits and components. The basic electronics are explained.
RADIO-ELECTRONICS Nov 1981 (v.52#11) pg. 57

Build this combination digital clock and digital thermometer. Est. cost: $50.
RADIO-ELECTRONICS Feb 1982 (v.53#2) pg. 57
Added Info RADIO-ELECTRONICS Sep 1982 (v.53#9) pg. 23

Circuit for an inexpensive electronic thermometer that measures from -30 degrees F. to +120 degrees F.
RADIO-ELECTRONICS Sep 1982 (v.53#9) pg. 42

Build this digital temperature gauge to monitor your car's engine temperature. Est. cost: $33.
RADIO-ELECTRONICS Aug 1983 (v.54#8) pg. 92

Electronic thermometer circuits using the REF-02.
RADIO-ELECTRONICS Sep 1983 (v.54#9) pg. 90

How to use digital panel meters to measure voltage, current, resistance, capacitance, frequency, temperature, etc. Part 2. Temperature and frequency.
RADIO-ELECTRONICS Mar 1984 (v.55#3) pg. 63
Added Info RADIO-ELECTRONICS Jun 1984 (v.55#6) pg. 15

Using the "Kaltek" RC-103 module, along with common components and a simple calculator, to build an instrument to measure resistance, capacitance, temperature, RPM, length, or angles. May also be used as part of a stopwatch or light meter.
RADIO-ELECTRONICS Jan 1985 (v.56#1) pg. 79

All about thermistors. Part 3. Digital thermometer and a temperature-to-frequency converter.
RADIO-ELECTRONICS Mar 1985 (v.56#3) pg. 67

Temperature measuring add-on for your DMM. Use your digital multimeter as a precision digital thermometer.
RADIO-ELECTRONICS Jun 1985 (v.56#6) pg. 39

Two new IC temperature sensors from National Semiconductor described. Includes a bar-display LED circuit which displays temperatures from +67 to +86-degrees F.
RADIO-ELECTRONICS Jan 1986 (v.57#1) pg. 99

Heat-proofing your electronic projects. Part 2. Interesting ways of dissipating heat, and means of temperature sensing and heat injection.
RADIO-ELECTRONICS Mar 1986 (v.57#3) pg. 67

Basic circuit for using the AD592 precision temperature transducer from Analog Devices to provide output current that is proportional to absolute temperature.
RADIO-ELECTRONICS Mar 1987 (v.58#3) pg. 84

Electronic thermometer displays a range of 40-degrees Fahrenheit on a 16-LED bar-type display. Est. cost: $18.
RADIO-ELECTRONICS Oct 1988 (v.59#10) pg. 55, 69

Experimenting with PC-based test equipment. Part 4. Low-cost analog-to-digital converter interface that allows you to measure temperature, displacement, audio signals, and any other 0-5 volt analog signal. Also includes construction of an accurate temperature sensor. Est. cost: $40 (kit).
RADIO-ELECTRONICS Jan 1992 (v.63#1) pg. 59
Added Info RADIO-ELECTRONICS Mar 1992 (v.63#3) pg. 14

Electronic temperature measurement. What is temperature and how it can be measured electronically. Part 1. Thermistors.
RADIO-ELECTRONICS Mar 1992 (v.63#3) pg. 46

Electronic temperature measurement. What is temperature and how it can be measured electronically. Part 2. Thermistor application circuits, RTD's, thermocouples, and non-contact thermometry.
RADIO-ELECTRONICS Apr 1992 (v.63#4) pg. 40

Wireless heat detector. Infrared radiation pyrometer measures temperatures up to 25 feet from source. Est. cost: $15.
RADIO-TV EXPERIMENTER Apr-May 1967 (v.22#2) pg. 54

Heat loss sentry for your home. Sensitive electronic thermometer can detect changes in temperature as low as 1-degree. Powered by a 9-volt battery.
SCIENCE & MECHANICS Winter 1981 pg. 91

Build this electronic thermometer which requires just six components and a battery. Measures from -50 to +130 degrees Fahrenheit. Est. cost: $12.
SCIENCE & MECHANICS Nov-Dec 1982 pg. 94

Home computer weather station measures wind speed and temperature. Build an anemometer from PVC pipe fittings. Build electronic anemometer and temperature circuits to send data to your computer. Est. cost: $50 (kit).
SCIENCE PROBE! Nov 1990 (v.1#1) pg. 18
Added Info SCIENCE PROBE! Apr 1991 (v.1#2) pg. 101 (Expanded PC interface)
Correction SCIENCE PROBE! Jul 1991 (v.1#3) pg. 119

A sensitive electronic thermometer used for making a study in micrometeorology. A rapid response electronic thermometer for investigating temperature fluctuations caused by sunlight on air at low altitudes.
SCIENTIFIC AMERICAN Jun 1967 (v.216#6) pg. 135

Measuring the strength of chemical bonds using titration calorimetry. Includes the schematic for a calorimeter circuit, thermometer circuit and probes.
SCIENTIFIC AMERICAN Mar 1996 (v.274#3) pg. 106

Build a high-precision thermometer capable of measuring temperature to within a few thousandths of a degree C. This electronic device uses a resistance temperature detector. The result is displayed on a digital multimeter. Est. cost: $100.
SCIENTIFIC AMERICAN Mar 1999 (v.280#3) pg. 102