If you need a voltmeter to the battery indicator, this product is really good piece.In the following lines you read the pros and cons and how to engage manual and programming this device. Continue reading
Category Archives: Measurement
Humidity controller MH-13001 has a serious bug !!!
To buy this humidistat certainly come in handy this review ,but these days was detected a serious error about which you can read in the following lines. Continue reading
Humidity controller MH-13001 review and complete guide
If you need to regulate humidity, probably thinking about buying humidity controller -Hygrostat. This article describes device MH-13001 Continue reading
WH7016C Temperature controller – complete review and guide how to set
Temperature controller WH7016C is next good product from Wilhi (Chinese manufacturer HVAC) in this review you read “Pro and Cons” and guide manual how to connect and set this device. Continue reading
Soshine SC-S7 good inteligent charger for 18650 Li-ion or 1.2V Nimh bateries
If you look for precise charger of Li-ion batteries You may be interested charger from Soshine ,specific SC-S7 model with LCD display.If you want more information, please read the this review of the charger: Continue reading
Cheap 12V temperature controller XH-W1209 with display and probe review
Banggood.com
Gearbest.com
Aliexpress.com
This temperature controller is realy good stuf , have LED display,probe and another plus. I buy and sell cca 30 pcs , all the pieces come in order and yet there was no complaint.In my review you see pros and cons, detailed instructions how to plug and set this device with technical parameters. Continue reading
Manual guide Multimeter XL830L with PDF instructions
The Digital Multimeter is a practical tool for electrician use. It is easy to operate and the readings indicated directly on the screen. It can be use to overhaul all kinds of circuit boards. It is also an ideal teaching instrument for students. Continue reading
Multimeter XL830L review
Excel XL830 is good quality multimeter which can buy on Ebay , Aliexpress or other or in other Chinese eshops. If you have a budget under 10$ it is a very good choice. Continue reading
PT6 thermometer cheap and reliable device for AC current 220V
This thermometer is suitable for european region recommended power supply is AC 220-230V. Simply plug phase and null wire device turn on show actual temperature in range -40~110°C.
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how to improve accuracy of a measurement DDH303L AC voltmeter + ammeter
I buy theese cheap AC meter on amazon and ebay his accuracy is not bad and not good +- 10V on 230V AC Voltage is not pretty but to much big. Current measurement accuracy is about 0.5A – 1A , It’s bigger tolerance. But no woory !!! these meters can you calibrate ,you can set accuracy for better values , both V and A .. Continue reading