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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The circuit uses power from the telephone line.

Leave a Reply Cancel reply. How to builds You can builds this projects ka24111 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.


By D2 to detect, only a negative signal,One extreme to the other end of the wire loop. Many electronics circuits and projects for learning in simple ways.

Dwtasheet bellsSmall electronic circuitsTelephone circuits. 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.


The D1 detect a positive signal, and the 4 LED. We do not need a new phone. The ringing tone light, we may reduce the R5 for low down.

Wing Shing Computer Components

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. Ka2141 is easy to use and good quality, Do not enter the power supply. Signal voltage is reduced down to approximately 10V. We hear the sound of the Oscillator 2 series, which differ by the output frequency chops to be a frequency generator circuits.

(PDF) KA2411 Datasheet download

Learn how your comment data is processed. C3 For a maximum frequency is calculated from.

Figure 2 PCB and the components layout. Which is about 20 Hz. This site uses Akismet to reduce spam.

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Then come back to see the Loud Ringer circuit dtasheet the Home Phone. Flashing light attached datashdet it,with frequency of the ringging tone. Which as Detect ringing signal tone circuit Or ring tones on the telephone line, a signal incoming calls. This circuit is easily to build, because it uses a single IC as shown in figure below. Quote and Order boards in minutes on https: The detect ringing signal tone circuit with light and sound.


This Telephone bell ringer circuit for generating the electricity bell in the old telephone. Which consists with R3, C3 is low. You should check the accuracy.

This circuit is relatively loud. LED can be connected in series to increase, but less in proportion to the light.