Test and Measuring Instruments

One of the Manufacturers of Good Quality and Affordable Electrical Test Instruments from Japan. They have been manufacturing reliable test equipment for many decades. - delabs

Sanwa Electric Test Instruments

Digital Multimeter, Analog Multitester, Insulation Resistance Tester, Earth Tester, Laser Power Meter, Lux Meter, Thermo Meter, Tacho Meter, Phase Detector.

Sanwa Digital Volt Tester KP1(CAT.IV 600V)

IEC61010 CAT.IV 600V pocket size Digital Volt Meter,  AC/DC auto-identifying voltage measurement, AC measurement in True RMS. EF (Electric Field) detection



History -

1941 - Sanwa Denki Keiki Seisakusho established as a company manufacturing and selling diagnostic tools, or multi-testers (circuit testers) for use in equipment repair, following the increased popularity of radio receivers. (Koganei-machi, Kitatama-gun, Tokyo)

Sanwa Electric Instrument Co., Ltd.
Dempa Bldg., 4-4 Sotokanda 2-Chome, Chiyoda-ku, Tokyo 101-0021 Japan

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Quality and Reliable test equipment for professionals for electrical maintenance and Testing. Used also in HVAC Work (Heating, Ventilating and Air Conditioning). Manufacturer of Testing, Monitoring, and Troubleshooting Tools.



Products include clamp-on ammeters, power quality analyzers, Multimeters and circuit tracers. Power Quality (PQ) equipment and Environment (Water, Air) Quality Instruments too.

Amprobe Test Tools and Instruments

"Professional analyzer for testing, maintenance, troubleshooting and efficiency of solar panels. The analyzer is used in the installation of solar panels to determine the proper inverter size, optimum power output position of panels and identifies broken or worn-out cells."

SOLAR-500 Solar Analyzer - Amprobe

Some Features

• I-V Curve test for solar cell
• Voltage at open circuit (Vopen)
• Current at short circuit (Ishort)
• I-V curve with cursor
• Calculation of panel efficiency (%)

History - Among the first products was the Clamp-on Inductive Ammeter, for which the company received its first patent in September 1950.

Amprobe
P. O. Box 9090
Everett, WA 98206, USA

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SpenceTek markets and services high quality test and measurement instruments manufactured by Topward Electric Instruments.

Products of Topward include DC power supplies with a total of 68 models for voltage up to 60V and current up to 10A. Function Generators and Digital Multimeters. Digital Ammeters, Watt-meters and Frequency Counters. They also have Oscilloscopes and LCR Meters.

Topward Electric Instruments Taiwan

Topward Electric Instruments Co., Ltd, a privately owned company founded in Taiwan by Ted C.T. Hwang in 1978

The one below is a Features: 20MHz Scope 7025A/7026A.



7000A Series Analog Oscilloscopes

All models have Hold Off Function and X-Y Operation. Cursor Readout  in 7068A only. Z Axis For some models. and some have Delay Sweep.

SpenceTek, Inc.
2974 Scott Blvd. Santa Clara, California 95054

Topward Electric Instruments Co., Ltd.
No.26, Gong-4th Road, Linkou 2nd Industrial Park Taipei Hsien, Taiwan, R.O.C.

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The DLM2000 is a bench-top oscilloscope for electronic design or debug.  It's ergonomic and easy to use, and packed with features. (product has upgraded to DLM3000)

DLM2000 Series Digital Oscilloscopes Yokogawa

The flexible MSO input lets you measure both, including mixed signal triggers and decoding of parallel or serial bit patterns.



Using logic input, up to 11 input signals can be observed simultaneously as 3 ch of analog and 8-bit logic. It is not only possible to use logic input for observation of data and control signals, or as a trigger source, but also for logic

The product range of Yokogawa include digital oscilloscopes, energy/power analyzers, data acquisition systems and Optical Instruments like Optical Spectrum Analyzers and Optical Reflectometer.

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Using this productive scope for the Lab Bench, you could design and analyze analog, digital and mixed circuits and even helps your embedded system and communication system development.

 https://www.tek.com/oscilloscope/mso3000-dpo3000

Up to 2.5 GS/s sample rate on all channels for accurate representation of your signal. (100 MHz to 500 MHz)

DPO3000 Series Oscilloscopes - Tektronix



I²C, SPI, RS-232/422/485/UART, CAN and LIN serial triggering and analysis options. Take the DPO3000 on your very own test drive.

The Virtual DPO3000 Simulation with interactive controls, allows you to take an even closer look.

Power analysis (optional) Achieve fast, accurate results with integrated automated power measurements.

Automated Measurements Simplify analysis of your device with 29 automated measurements, FFT analysis, measurement statistics, and advanced waveform math.

Tektronix, Inc.
14150 SW Karl Braun Drive P.O. Box 500 Beaverton, OR 97077 United States

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