Saturday, August 15, 2009

PATTERN GENERATOR #2

Pattern Generator is a tool that can measure the pattern (pattern) color which is very useful in producing / improving pesawet recipient device or television video tape recorders, televise a closed circuit system (CCTV / Closed Circuit Television System) computer and video monitor.
Pattern generator measuring tool has a control and indicator as follows:

  • Power Indocator
  • Power Switch ON-OFF
  • Select Switch TTL RGB / LOW / RGB output level
  • Convergence Switch
  • Switch RAST
  • Switch NTSC Bars
  • Switch OFF COLOR
  • Switch 4.5 Mhz
  • Switch IF / RF
  • Switch CH4/Ch3
  • Composite VIDEO
  • LEVEL Control
  • Composite Video Jack
  • IF / RF Jack
  • 30 Hz Jack
  • Jack Composite SYNC
  • Jack SYNCVs
  • Jack SYNCHs
  • Jack B
  • G Jack
  • R Jack
  • RGB Pin D-Type Sub-Miniature Connector

Friday, August 14, 2009

PATTERN GENERATOR #1

Color television picture generated by the transmitter / light emission layer posfor raised by the layer on the glass because of the impact electron.
Primary colors / color produced basic Red, Green, Blue.
On television, the color pattern can be seen when the station transmitter akan start siarannya.
In the year 1951 NTSC (National Television System Comitee) set the standard color televise in the United States, which was then used many countries worldwide.
Views from the face of the composition is determined by the video signal NTSC specifications.

Thursday, August 13, 2009

FUNCTION GENERATOR

Function Generator is a tool that produces electronic measuring, or raised in the sine wave, triangle, ramp, square, and the wave form of credit.
Function Generator generally result in the frequency range 0.5 Hz to 20 Mhz or more.

Function Generator is a tool that can measure electrical waves raised in accordance with their needs.
This tool can also generate a certain frequency, with Osscilloscope is a major tool in the maintenance and repair audio-video.
Function Generator can generate the output (output) wave swing.
Function Generator can function as a Frequency Counter, menhitung frequency.

FUNCTION Insulation Tester

Insulation Tester is also megaohmeter or megger.
This tool requires 9V voltage of the electricity supplied by the battery 6 UM-3, each of which had the voltage of 1.5 V.
Through the DC to DC Converter 9V voltage will be raised up to 1000V.
Test results can be read at the two flow reading on the scale board
Reading the results on the board ideal scale is infinite.
Series of dots that will be tested often still contain high voltages, although the series is in "OFF".
Flow of 10mili-Ampere tap can stop the human heart.

Wednesday, August 12, 2009

INSULATION TESTER

Insulation Tester used to test insulator used in kadel-power cable.
Leakage on the insulator penghantar electric voltage can cause electrical leakage.
Insulation Tester can also be used to test the leakage power on the voltage transformer and motor industry, measure AC voltage, and detention / resistan on the plane televise.

FUNCTION OSSCILLOSCOPE

Osscilloscope is an instrument measuring electronics which is used to calculate the phase difference of some wave power. This capacity depends on the number of trace (line) on the screen.
Osscilloscope with dual trace (two lines) can calculate the phase difference between the two waves as well as electricity.
Osscilloscope also be used for this purpose:

  1. * Measure the voltage and calculate the frequency
  2. * See the form of waves
  3. * Amplitudo measure the modulation generated by a radio transmitter and the signal generator (Signal Generator)
  4. * Measure the changes in flow (phase) of the input signal
  5. * Measure the frequency that is not known

Steps early in pengoprasian Osscilloscope is as follows:

  1. * ON-OFF button in the OFF position
  2. * Posisikan all the keys that have three positions on the middle position
  3. * INTENSITY play button in the middle position
  4. * Push the button to Pull 5x MAG in order to obtain the normal
  5. * Push the button on the TRIGGERING LEVEL AUTO position.

Tuesday, August 11, 2009

OSSCILLOSCOPE

Osscilloscope electronics measuring instrument is used to see the wave form of voltage, the prices in the form of voltage moments and not the sinus sinus.
Osscilloscope can be seen with the form of waves Voltage Electric Voice (audio), the form of a Power Flow Voltage wave form that comes back from the power plant generators, and Voltage Electricity direction comes from the portion of power / battery.
Of phosphor substances that are used Osscilloscope two, namely :
  1. 1. Storage Osscilloscope, and
  2. 2. Regulator Osscilloscope.
View from the horizontal TIME BASE Osscilloscope it can be divided two :
  1. 1. Sweep Range, and
  2. 2. Sweep Time.

Monday, August 10, 2009

DESI-BEL

Desi Bel-logarithm is the value of the comparison between the two sources of power or voltage source.
dB is logaritmik expression of disbanding the unit 2, or a ratio of signal power (Volt, Ampere, Watt).
Volt, Ampere, Ohm agreed as a standard in electrical engineering.
The field of audio engineering that is a standard agreed dBm. Case 'm' refers to the sound power of 1 milli-Watt impedans at 600 ohm.
Measure desi-bell with the same measure Multimeter Voltage Electric pace Cash Back (ACV), because the voice signal voltage is measured pace back.
Measurement desi-Bel need of an amplifier signal Audio / Audio Signal Generator as the source signal. Results on the board pengukurandibaca scale Multimeter. To measure the limit (range) 10 ACV and 50 ACV, measurement results can be read directly on the scale desi-Bel (dB).

Volt-FUNCTION METER

Voltage power is expressed in units of Volt.
By type voltage electric two, namely :
  1. 1. Electricity voltage direct current / Direct Current Voltage (DCV), and
  2. 2. Voltage Electricity back Back Flow / alternating Current Voltage (ACV).
Tension on the Back Power Flow pace (ACV), and positive poles negatipnya keep changing, because the cable laying investigators (probes) may be behind the pace.
Voltage and power flow from the retina / PLN network, had a turnover positp polar negatip and 50x in the second one.
In the DCV, the position measuring range switch should be on the DCV, the limit measure (range) at the position a number higher than the voltage will be measured.
ACV in measuring, measuring range switch position must be on the ACV, the limit measure (range) at the position of that which is the number of high voltage that will be measured.
In the DCV, the position of the cable investigator (probes) placed red dots on the positive (+) of the voltage source to be measured, cable investigator (probes) placed on the black dots negatip (-).
In the ACV, the position of the cable investigator (probes) at the point which will be measured in any (random / pace back).

Sunday, August 9, 2009

MULTIMETER #2

Cable investigator (probes) always included a red cable to the hole investigators marked (+) or out.
Cable investigator (probes) black hole is always added to the cable that investigators marked (-) or common.
The battery is connected in series Multimeter hole in the cable investigator (probes).
On Multimeter Analog, read the results of measurement scale on the board.
On Digital Multimeter, results of direct measurements indicated by the number that appears on the display layer.
Results of measurement voltage electricity (ACV-DCV) read on the scale of the board labeled ACV-DCV.
Electric current measurement results (DCmA) read on the scale of the board with DCV, A.
Results of measurement custody / resistan (resistance) to read on the board with the scale-ohm Kohm.
Multimeter criteria determined by the large flow seberaba used for the gauge (meter). The amount of strong currents which can be calculated from Kohm / Volt shown at the left side of the board under the scale.
On Multimeter designed a special, there is a device to measure the transistor, capacitor dioda and capacity.

MULTIMETER #1

Multimeter is an instrument that can measure in use to measure the amount of electricity, namely:
  1. 1.tegangan (V)
  2. 2.arus (A)
  3. 3.tahanan/resistance (ohm)
Multimeter range switch should be on posisiyang accordance with the amount of electricity that will be in the measure.
The limit measure (range) Multimeter position must be on a larger number of values that will produce electricity in the measure.
Before the measurement of hand must be on board the scale.
Screw the needle position (preset) is used to set the needle position on the zero.
The key position of the needle on the number zero (zero adjustment) is used to put a needle in the zero position before Multimeter is used for measuring the value prisoners / resistans (resistance). For that purpose, the end of the cable from both investigators together, playing the key-turn to get the needle in position zero.
 
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