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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Flashing light attached to it,with frequency of the ringging tone. 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. Then come back to see the Loud Datashewt circuit for the Home Phone.

KA2411 Datasheet PDF – Wing Shing Computer Components

You should check the accuracy. The ringing tone light, we may reduce the R5 for low down.

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.


Which is about 20 Hz. 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. Signal voltage is reduced down to approximately 10V. We hear the sound of the Oscillator datassheet series, which differ by the output frequency chops to be a frequency generator circuits. Which as Detect ringing signal tone circuit Or ring tones on the telephone line, a signal incoming calls.

Wing Shing Computer Components

The circuit uses power from the telephone line. The D1 detect a positive signal, and the 4 LED.

Which consists with R3, C3 is low. By D2 to detect, only a negative signal,One extreme to the other end of the wire loop.

Selling KA, KA T, KA with KA, KA T, KA Datasheet PDF of these parts.

Figure 2 PCB and the components layout. Learn how your comment data is processed. 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 dtaasheet transducers can be assembled into a perforated board.


Leave a Reply Cancel reply. This site uses Akismet to reduce spam. This Telephone bell ringer circuit for generating the electricity bell in the old telephone.

Electronic bellsSmall electronic circuitsTelephone circuits. This circuit is relatively loud. We do not need a new phone.

C3 For a maximum frequency is calculated from. Quote and Order boards in minutes on https: LED can be connected in series to increase, but less in proportion to the light. The detect ringing signal tone circuit with light and sound.

It is easy to use and good quality, Do not enter the power supply.