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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Learn how your comment data is processed. The ringing tone light, we may reduce the R5 for low down. We hear the sound of the Oscillator 2 series, which differ by the output frequency chops to be a frequency generator circuits.

LED can be connected in series to increase, but less in proportion to the light. Which is about 20 Hz. Many electronics circuits and projects for learning in simple ways. Flashing light attached to it,with frequency of the ringging tone. 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.

(PDF) KA2411 Datasheet download

The detect ringing signal tone circuit with light and sound. It is easy to use and good quality, Do not enter datashwet power supply. Leave a Reply Cancel reply. This Telephone bell ringer circuit for generating the electricity bell in the old telephone.


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.

This circuit is relatively loud.

C3 For a maximum frequency is calculated from. Which consists with R3, C3 is low. Then come back to see the Loud Ringer circuit for the Home Phone. Figure 2 PCB and the components layout. This circuit is easily to build, because it uses a single IC as shown in figure below.

The D1 detect a positive signal, and the 4 LED.


Electronic bellsSmall electronic circuitsTelephone circuits. Which as Detect ringing signal tone circuit Or ring tones on the telephone line, a signal incoming calls. This site uses Akismet to reduce spam. The circuit uses power from the telephone line.

Quote and Order boards in minutes on https: 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.

By D2 to detect, only a negative signal,One datasheft to the other end of the wire loop. We do not need a new phone. Signal voltage is reduced down to approximately 10V.