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KA Datasheet PDF Download – TELEPHONE TONE RINGERS, KA data sheet. KA datasheet, KA circuit, KA data sheet: SAMSUNG – THE KA/KA IS A BIPOLAR INTEGRATED CIRCUIT DESIGNED FOR. KA from Samsung Semiconductor Division. Find the PDF Datasheet, Specifications and Distributor Information.

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KA 데이터시트(PDF) – List of Unclassifed Manufacturers

The ringing tone light, we may reduce the R5 for low down. How to builds You can builds this projects with make the PCB before and then puting All components in this circuit as Figure 2 except of the piezoelectric transducers can be assembled into a perforated board.

When IC1 is given the supply volt as I said, it will generator a ringing signals through the R5, to drive the Piezoelectric transducer BZ1 be a bell tone out to hear. The D1 detect a positive signal, and the 4 LED. Many electronics circuits and projects for learning in simple ways.


This circuit is easily to build, because it uses a single IC as shown in figure below. C3 For a maximum frequency is calculated from. We do not need a new phone.

Which consists with R3, C3 is low. We hear the sound of the Oscillator 2 series, which differ by the output frequency chops to be a frequency generator circuits.

This site uses Akismet to reduce spam. Then try to connect the telephone lines, then call come in, will be have hear the ringing tone, if the sound is not impressive, you can change the RC with formula given above. You should check the accuracy.

Leave a Reply Cancel reply. LED can be connected in series to increase, but less in proportion to the light.

Then come back to see the Loud Ringer circuit for the Home Phone. Quote and Order boards in minutes on https: This circuit is relatively loud.

Telephone bell ringer circuit using IC-KA – ElecCircuit

The detect ringing signal tone circuit datashfet light and sound. By D2 to detect, only a negative signal,One extreme to the other end of the wire loop.


Figure 2 PCB and the components layout.

It is easy to use and good quality, Do not enter the power supply. The circuit uses power from the telephone line. Flashing light attached to it,with frequency of the ringging tone. Electronic bellsSmall electronic circuitsTelephone circuits. Which as Detect ringing signal tone circuit Or ring tones on the telephone line, a signal incoming calls. Which is about 20 Hz.

KA2411 Datasheet PDF – Wing Shing Computer Components

This Telephone bell ringer circuit for generating the electricity bell in the old telephone. Learn how your comment data is processed. Signal voltage is reduced down to approximately 10V.