Category Archives: meter
Fuse electronic for ic regulator
Power supply, plus the ground, using current up to 1 Amp.Normally used, IC Regulator no. 78XX. When used to power circuits.And the short circuit that occurred.If no fuse various equipment will be damaged.But if there is an electronic fuse circuit for IC number 78XX.Then when the, short-circuit.This circuit will act to stop paying current and [...]
LED VU meter increase
The circuit will increase the input signal to a voltage signal circuits as much as two times.To affect the audio signal into more valuable…..Read more
Greenlee 920XC-20M PC FC Handheld OTDR
Greenlee’s handheld multimode OTDRs are compact handheld and easy to use for fast automated testing. They have a large backlight LCD display. Easily measure length and defects of coiled fiber . Specifications, fiber type 920XC-20M. Wavelength (± 20nm) 850 1300. Dynamic range (dB) 18 22. Event dead zone (m) 7. Attenuation dead zone (m) 20. [...]
Handheld Oscilloscope, 200 MHz, 4 Channel
These self-contained, hand-held, two- and four-isolated channel oscilloscopes feature five complementary tools in one – an oscilloscope, FFT analyzer, 4-channel True RMS multimeter, harmonic analyzer, and recorder. Ideal for field use, these units use a new system of “plug-and-play” accessories, isolated measurement channels, and a range of remote management capabilities for maximum flexibility. Ethernet link [...]
LED VU meter with npn transistor
The V.U. meter that works with the integrated amplifier circuit.The signal will sound, the audio amplifier circuit into VU meter circuit.And will show the level of the signal by flashing light. Rhythm of the music with LED…. Source: LED VU meter circuit by transistor