Digital frequency meter composed by oscillator, frequency dividers, shaping circuit, counting & ... circuit of digital frequency meter in detail, the simulation of the whole system was presented, and from which simulation results can be see intuitively.
Date added: July 25, 2013 - Views: 10
Digital Frequency Display Applications Notes INDEX ... (PB-2086A) Custom Integrated Circuit (MSM9520RS) Replacement Module Collins S-Line (USE DFD2-S) KWM-2 (USE DFD2-S) ... You will need about 2 feet (0.6 meter) of RG-174 coax, a 68picofarad disc capacitor, ...
Date added: November 2, 2011 - Views: 36
Application Note Multimeter measurements on variable frequency drives using the new Fluke 289 DMM From the Fluke Digital Library @ www.fluke.com/library
Date added: July 22, 2013 - Views: 3
Energy Meter Seminar: Designing a EMC Compatible Electronic ... • Frequency less than 30MHz (e.g. EFT) – Conduction • Frequency between 30MHz to 300 MHz ... (quiet) Large digital/power supply ground plane (noisy) Implementation: Circuit Design. Inductance of the Shunt
Date added: February 13, 2012 - Views: 10
Prakash Sawant H ere is a circuit of low cost digital frequency meter. It can measure be frequency ranging from 1HZ to 1MHZ. ... The Digital Frequency Meter Kit The Kits are being assembled and hopefully I will be able to bring some along to the meeting on Friday 8th August.
Date added: July 24, 2014 - Views: 1
frequency meter with 10Hz. resolution. The design uses a PIC 16F84 single chip microcomputer to perform the frequency measurement and to format the result for ... Circuit of digital Frequency Meter. Title: AR Sept front Author: John Subject:
Date added: November 28, 2013 - Views: 17
Class A digital device, pursuant to part 15 of the FCC Rules. ... Frequency 50/60 Hz Sampling Frequency 2560 Hz ... The PowerLogic™ Branch Circuit Power Meter (BCPM) is a device designed to measure the current, voltage, ...
Date added: May 9, 2013 - Views: 2
DIGITAL SYSTEM FOR POWER LINE FREQUENCY MEASUREMENT Borisav Jovanović, ... Attention has been paid to frequency meter that measures ... The frequency measurement circuit was built in the rest of circuitry, ...
Date added: February 15, 2013 - Views: 5
The digital frequency signal is converted back into a digital format by a TC9400 used in ... FREQUENCY METER ... By using a programmable digital-to-analog converter in combination with frequency-to-voltage and voltage-to-frequency converter s, this circuit can multiply an input frequency by any ...
Date added: November 25, 2011 - Views: 24
Low Cost Digital Vibration Meter Volume 112 Number 2 March-April 2007 W. Vance Payne Building and Fire Research Laboratory ... Simplified resistance to frequency converter circuit. Table 1. Resistance-to-frequency converter characteristics
Date added: November 2, 2013 - Views: 1
SWR/Power Meter - Digital Forward Reflected Sensor Digital Display RF IN RF OUT X X Directional Coupler Envelope ... •Input VSWR can degrade rapidly as frequency drops below 7 MHz ... Isolated Meter Circuit +-1 Forward OUT 3 2 1 11 4 +-2 Reflected OUT 5 6 7 +VIN +X VDC 1 uF 780X 1 uF LM324 or ...
Date added: November 4, 2012 - Views: 15
Find the frequency and duty cycle of the circuit as functions of RA, RB, and C. ... 11.3 Design and build a digital frequency meter. The input signal is a 0 to 5V square wave from the function generator and is connected to the 7490s via a gate; ...
Date added: October 17, 2011 - Views: 56
Digital Voltmeters and Frequency Meters Prepared by Dr. Hassan Mostafa [email protected] Digital voltmeters are essentially analog-to-digital converters with digital displays to indicate
Date added: March 4, 2014 - Views: 1
Low-Frequency Digital Phase Meter Ján Hribik1, Peter Novák2, Peter Fuchs3 ... circuit intended for this application, which has a transformer isolation of the output for a transmission line consisted of a pair of twisted conductors.
Date added: August 15, 2013 - Views: 1
An Antenna Impedance Meter for the High Frequency Bands When SWR isn’t enough — here’s a tool that you can build. Bob Clunn, ... to the voltage being applied to the circuit ... The two sets of digital data from the volt-
Date added: October 15, 2011 - Views: 20
DIGITAL MULTIMETER MODEL : 801AUTO ... Auto only for Frequency, capacitance, Temperature measurement Polarity ·Automatic, (-) negative polarity indication ... Do not keep the Meter in the circuit for more than 5 seconds when the function switch is
Date added: February 16, 2013 - Views: 6
Three-phase digital power clamp meter is a handheld aptitude meter with ... Frequency. It has Stable capability, easy operation. ... to zero conductor of the circuit and COM jack of the meter. 2. Turn the selector to Φ1 at first ...
Date added: December 24, 2012 - Views: 7
Measurement circuit burden Input voltage measurement range Basic current ... (Not applicable for Voltmeter and Frequency meter) ±4 kV as per IEC 61000-4-4 ±8 kV air discharge, ... Single Function Digital Panel Meter VAF Digital Panel Meter Display parameter list 1Phase Voltmeter 3 phase
Date added: April 5, 2013 - Views: 2
62 Digital Multi-meter and Oscilloscope Many of the components presented in the mechanics labs (Physics 151L and 180L) orientation are still
Date added: May 31, 2014 - Views: 2
BJ193F-9X1 Digital Frequency Meter User Manual ... Non-short circuit; 3. Communication terminal (RS232 or RS485) is strictly prohibited to impose high pressure; 4. Be sure the instrument wiring consistent with the internal system settings; 5.
Date added: January 23, 2014 - Views: 1
Digital (5hz to 500 Khz) Frequency-Meter Posted on April 4, 2008, by Ibrahim KAMAL, in Sensor & Measurement, tagged Based on the famous AT89C52 microcontroller , this 500 Khz frequency-Meter will be enough to trace and debug
Date added: March 17, 2014 - Views: 1
DIGITAL AUDIO FREQUENCY METER HASNIZAH BINTI HJ. GENO This Report Is Submitted In Partial Fulfillment Of Requirements For The ... Combination circuit Digital audio frequency meter is also can be categorized as floating circuit.
Date added: April 16, 2014 - Views: 1
Low power digital design in Integrated Power Meter IC ... Frequency measurement circuit 2. RAM memory block 3. 2Part for I, V2, P, Q accumulating and energy calculation 4. Part for current and voltage RMS, active, reactive
Date added: February 15, 2014 - Views: 1
button causes the meter to exit the sleep mode and revert to the last displayed function. ... 8239 AC Digital Frequency 8247 AC Digital Multimeter with Alarm Multi-Function Meters Shock Hazard During ... and its circuit boards are coated for corrosion resistance, ...
Date added: July 13, 2013 - Views: 1
A simple digital frequency display serves little purpose ... market their products as a digital meter. ... signals beyond 80 dBm an attenuation network is switched into the circuit, thereby reducing the effective input to the second stage.
Date added: May 9, 2012 - Views: 6
Microcontroller Based Single Phase Digital Prepaid Energy Meter for Improved Metering and Billing System ... An electronic circuit called USB burner circuit is used to load the recharged ... filtered.The low frequency output of the energy meter IC is generated by accumulating this real-power ...
Date added: April 26, 2012 - Views: 181
The universal or ayrton shunt eliminates the possibility of having the meter in the circuit ... What is the principle of digital frequency meter? The signal whose frequency is to be measured is converted into a train of pulses, one pulse
Date added: January 3, 2013 - Views: 6
CIRCUIT-TEST products are available from your electronics distributor CAT III 600V AC/DC DIGITAL CLAMP METERS CURRENT CLAMP HEAD - AC, CATIII DCL-100A • AC Current : 1 to 400A True RMS • CAT III / 300V ... CLAMP METER - AC, FREQUENCY RMS Backlit New! CAT III 300V CAT II 600V.
Date added: April 22, 2014 - Views: 1
energy meter. Digital calibration is fast, ... The capacitive power supply circuit shown in Figure 4-2 is being implemented in this reference design. The circuit works ... The built-in Digital Frequency Locked Loops (DFLLs) ...
Date added: January 30, 2013 - Views: 30
With a neat block diagram explain the working principle of digital frequency meter ... With a neat block ... Draw the circuit diagram of digital phase meter and ... Describe the principle of working and circuit diagram of a ...
Date added: July 24, 2014 - Views: 1
DIGITAL FREQUENCY METER TYPE TR-5283 (DFM-128) DIGrrAL FREQVENCY METER TYPE. TR-5283(DFM-128) BUDAPEST . described under frequency meter mode , but the function of ... gate circuit IC13 appears at the junction point CS9b/29 and determines
Date added: November 5, 2013 - Views: 1
DIGITAL MULTIMETERS & SYSTEMS ... Loading is the disturbance to the circuit being measured caused by the finite input impedance of the DMM. ... Every meter has a settling time associated with its input circuit. The reading rates or measure-
Date added: May 5, 2013 - Views: 1
Symbols used on the meter surface and instructions: Digital Multimeters Digital Multimeters. 07 08 2.1 Meter appearance 2. ... Measure the frequency value of circuit to be tested with other two ends of test probes. 4. Read the measuring frequency value from LCD
Date added: February 18, 2014 - Views: 1
Testing Electrical Systems with a Digital Multimeter Perhaps the most important tool you'll use in troubleshooting auto electrical systems is the multimeter.
Date added: October 22, 2011 - Views: 269
Low Cost Digital Panel Meter Designs and Complete Instructions for LCD and LED Kits ... a circuit board, a display (LCD for ICL7106EV/KIT, ... This gives a measurement frequency of 3 readings per second since each conversion sequence requires 4000
Date added: December 16, 2011 - Views: 7
Digital Oscilloscope Instek GOS-620FG ... ECE 2110 – Experiment: AC Circuits: Thévenin's Circuits, RLC Meter, AC PSPICE 2. AC Thevenin Circuit Analysis a) Derive general equations to find the Thévenin ... Don’t forget the RLC meter is frequency driven, so properly set the frequency before ...
Date added: May 26, 2013 - Views: 5
Circuit ZCD Micro - Controller Digital Display C D . Supply voltage is applied to a (220/15V) transformer and half-wave circuit, the ... It can be used as a frequency meter, deviation meter, and it is suitable to
Date added: June 12, 2013 - Views: 1
that has been designed as a panel meter ... the circuit used to set the frequency of the oscillator (clock), which is set at 48 kHz approximately. At this clock rate, ... Fig. 2: Circuit diagram of digital voltmeter Fig. 3: A single-side, ...
Date added: March 21, 2012 - Views: 62
Frequency/Rate Meter K3MA-F F-53 Digital panel indicators Characteristics Measuring Ranges No-voltage Contact/Open Collector Inputs Input/Output Ratings
Date added: March 21, 2013 - Views: 4
DIGITAL CAPACITANCE METER OPERATION MANUAL 1.FEATURES Easy and correct readout. 200pF 2nF ... Range Resolution Test Frequency Max indication value 200pF 0.1pF 800Hz 199.9pF ... Do not try to modify the electric circuit. 3-5-1. Keep the meter away from water, ...
Date added: March 4, 2012 - Views: 5
S2-400F 4 DIGITAL FREQUENCY METER S2 SERIES FEATURES 4 digits display : 9999 High accuracy : 0.05% ... Circuit Input Voltage 1: 99.99HZ 2: 999.9HZ 3: 9999HZ 1: 110V/220V 2: 2 ~ 30V 3: 30 ~ 600V 4: Option Aux. Power Source 1: AC 110V/ 220V 2: None
Date added: May 9, 2013 - Views: 6
Experiment 10 ~ RLC Series circuit Resonance in an RLC Series Circuit Objective: To experimentally determine the resonance frequency in a series RLC circuit and compare this to
Date added: April 15, 2013 - Views: 19
Digital Blood Pressure Meter by: C.S. Chua and Siew Mun Hin, Sensor Application Engineering ... Filter Frequency The oscillation signal varies from person to person. In ... meter. This basic circuit may be easily modified to provide
Date added: January 27, 2012 - Views: 6
AMETEK’s Multi-Function Digital Power Meter is an "all inclusive" power measurement system. A single unit will connect to any circuit type. The universal power supply will support a wide range of ... - Voltage, Current, Frequency - Watts, Vars, VA, Power Factor - Watthour, Varhour - Harmonics ...
Date added: August 12, 2013 - Views: 3
Digital Sound Level Meter 33-2055 ... C-weighting has C-curve (flat) frequency characteristics and causes the meter to respond mainly to frequencies ranging from 32 to 10,000 Hz. ... the circuit boards and cause the meter to work improperly.
Date added: May 7, 2013 - Views: 3
Input Frequency: 40 Hz to 100Hz Rectifier Circuit: Reprsents effective value of sine wave by demodulation of mean value ... DIGITAL PANEL METER A1000 Model Code A1 1 - Range Power Supply 1. 90 to 132 VAC 2. 180 to 264 VAC 3. 5 to 24 VDC ±10%
Date added: July 13, 2013 - Views: 3
Inductance / Capacitance meter • Function Generator - 1 cable Digital Multimeter (2) ... Calculate the resonance frequency of the circuit. ... should occur at the resonance frequency. 6.) Using digital multimeter, measure the generator voltage Vg, (point “a”).
Date added: December 24, 2012 - Views: 13
Multi-Circuit Power and Energy Meter. AcuRev 2000 Series Meter ... Power Factor Total and each circuit Frequency F POWER QUALITY Total Harmonic Distortion THD ... 8 Channel Digital Input with 15Vdc Power Supply Option Option
Date added: January 24, 2014 - Views: 1
frequency is divided by four before it clocks the ... Meter display circuit assembly. Section B - DC voltage and current circuit assembly. ... Familiarize yourself with your new digital meter by taking readings of known resistances and voltages.
Date added: November 28, 2011 - Views: 75