• Fast transistor tester circuits

    2016-01-29 06:21:4174

    This circuit design, to determine quickly the transistors only. when not have time,or need to check the a lot equipment. This circuit have a simple way...

  • XTal Tester Circuit

    2016-01-29 06:04:5567

    XTal Tester Circuit Circuit diagram This is a simple XTal tester circuit. T1 and XTal have formed an oscillator. C1 and C2 are voltage divider for osci...

  • Crystal tester using 74LS00

    2016-01-29 05:39:2066

    This article describes the Crystal tester using 74LS00. The content is very simple, very helpful. Components in this article can help you understand be...

  • Potted Plants Water Test Instrument Show

    2016-01-29 05:24:4064

    This article is a potted plant water tester works show. The principle is simple but effective. For you to more effectively grasp this principle, we rec...

  • Testing IR Burglar Alarm Systems Circuit

    2016-01-29 04:18:5567

    This IR burglar alarm systems circuit can be used to detect the presence of modulated infrared signals in its vicinity from any electronic source, for ...

  • The MAX1458 Automated Pressure-Temperature Test System Conce

    2016-01-29 02:22:3862

    According tothe MAX1458 Datasheet, this device is an Analog Sensor Signal Conditioner designed to produce an automated pressure-temperature test system...

  • Consecutive Test Sequencer

    2016-01-29 01:29:3465

    View Full Size Image View Original Datasheet This circuit highlights the use of LTC6993 Monostable Pulse Generator and LTC6994 Delay Block/Debouncer in...

  • Crystal Tester Circuit Schematic Diagram using BC148

    2016-01-29 00:20:2480

    A crystal tester circuit is very simple, it contains only oscillator and detector inside. This crystal tester circuit uses one transistor for the oscil...

  • Continuity Tester electronic circuit diagram

    2016-01-28 23:05:0671

    Parts List: R1 = 1K D1,D2 = 1N4148 R2 = 2K2 Z1 = 8V2, 1/4 watt R3,R4 = 22K T1 = 2N3905 (PNP) R5 = 2K7 T2,3,4,5 = 2N3904 (NPN) R6,R7 = 56K 9volt Alkalin...

  • Latching Continuity Tester

    2016-01-28 22:44:4972

    This Latching Continuity Tester can help you locate those difficult-to-find intermittent short and opens that other testers always seem to miss. It has...

  • Testing pulse transformer with an oscilloscope

    2016-01-28 21:30:10104

    Pulse transformers are little different from regular AC transformers. In AC transformers magnetic flux alternates between negative and positive values ...

  • Latest Discovery ? Neutrinos That Move Faster Than the Speed

    2016-01-28 20:57:4763

    From our childhood days, we have studied that nothing in this planet travels faster than light. It has been defined as the ultimate speed in our univer...

  • Wire Continuity Tester (LM709)

    2016-01-28 19:45:2576

    This article describes the Wire Continuity Tester (LM709). The principle is very simple, very practical. The circuit components can help you understand...

  • How to test a diode

    2016-01-28 19:24:0077

    Diodes are one of the components that can be tested very easily.Ordinary diodes as wells as Zener diodes can be checked by using a multimeter. While te...

  • Car battery tester circuit current

    2016-01-28 18:33:4575

    The operational amplifier analyzer works by measuring the flowing across the battery cable had a very small voltage. Therefore, the operational amplifi...

  • PIC diode tester

    2016-01-28 17:48:1065

    This is a simple use of the PIC 16F84 about a diode tester. Test procedure : We set ?1? to PB0 and ?0? to PB3. If diode is ok and opens, then at PA0 we...

  • Solar PV cell Test Fixture

    2016-01-28 17:44:0462

    This is an illustration of a test fixture, which can be used to test individual solar cells for short circuit current. Using a PIN photo diode and a co...

  • Coaxial cable tester circuit

    2016-01-28 17:01:1674

    This is Coaxial cable tester circuit.It is useful to check the cables inside and outside. Check the continuity of the cable, check cable short-circuite...

  • Lithium battery cell tester circuit

    2016-01-28 16:24:5074

    3 Volt Lithium Cells are extensively used in low power applications such as Digital clocks, Toys etc. These are also used in Computer Mother boards as ...

  • Measuring Seven RTD Temperatures with One Reference Resistor

    2016-01-28 16:22:5167

    View Full Size Image View Original Datasheet The LTC2408 is 8-channel 2.7V to 5.5V micropower 24-bit A/D converters with an integrated oscillator, 4ppm...

  • How to build Diode Zener Tester

    2016-01-28 15:59:1871

    Circuit Diagram Many times we have found itself in the necessity to use a Zener diode and cannot to know the voltage of operation. Many times we cannot...

  • Test run of VFD display using Arduino

    2016-01-28 15:24:24109

    Among my electronics junk I found a VFD (Vacuum Fluorescent Display) display and wanted to make sure it still works and can be used in projects. It’s...

  • Cable Tester Uses Quad Latch(7805)

    2016-01-28 15:00:5964

    This article briefly describes the Cable Tester Uses Quad Latch (7805). Although this circuit is very easy to understand, but also very practical. Circ...

  • Fast Video Signal Amplitude Measurer Circuit

    2016-01-28 14:42:4863

    Video-signal amplitude can be measured with this simple circuit, which is basically a modified standard peak detector. The device can verify RGB genera...

  • Full Featured Transistor Tester (MAX3222)

    2016-01-28 13:59:0276

    This article describes a Full Featured Transistor Tester (MAX3222). The content is very simple, very helpful. Components in this article can help you u...

  • Water-Level Measurement Circuit

    2016-01-28 12:13:5965

    Using a capacitor sensor to detect a water level is a simple method of sensing. This circuit uses C5, which is 10` to 20` of #22 enamelled wire as one ...

  • PCF8574 I2C-Testboard (TWI-Testboard)

    2016-01-28 12:08:49184

    IC-Testboard (TWI-Testboard) Getting to know a BUS is quite crucial nowadays, specially if run out of pins and have plenty of devices you want to opera...

  • Audible Logic Tester Circuit

    2016-01-28 09:18:5765

    The tester provides an audible indication of the logic level of the signal presented to its input. A logic high is indicated by a high tone, a logic lo...

  • Current Source for Resistance Measurement

    2016-01-28 09:01:4473

    Here is a current source you can build for resistance measurement. When the current is held constant, you know as per Ohms Law the Voltage across Resis...

  • Ultrasonic Measurement with Electrostatic Transducer

    2016-01-28 08:33:0665

    This is a Electrostatic transducer for ultrasonic measurement circuit. This circuit uses the LM1812 ultrasonic transceiver. Transducer x1 and LM1812 wi...

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