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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Which is about 20 Hz. This circuit is easily to build, because it uses a single IC as shown in figure below.

KA Datasheet(PDF) – Samsung semiconductor

Leave a Reply Cancel reply. Figure 2 PCB and the components layout. We hear the sound of the Oscillator 2 series, which differ by the output frequency chops to be a frequency generator circuits.

The detect ringing signal tone circuit with light and sound.

KA2411 Datasheet

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


Wing Shing Computer Components

Quote and Order boards in minutes on https: Learn how your comment data is processed. The ringing tone light, we may reduce the R5 for low down.

Which as Detect ringing signal tone circuit Or ring tones on the telephone line, a signal incoming calls. Electronic bellsSmall electronic circuitsTelephone circuits.

Flashing light attached to it,with frequency of the ringging tone. Which consists with R3, C3 is low. We do datashheet need a new phone. It is easy to use and good quality, Do not enter the power supply.

KA Spot Trade| IC Data Sheet|Check IC|Offer PDF and Word|SAMSUNG Agent

By D2 to detect, only a negative signal,One extreme to the other end of the wire loop. Then come back to see the Loud Dxtasheet circuit for the Home Phone. 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.


Many electronics circuits and projects for learning in simple ways.

C3 For a maximum frequency is calculated from. This circuit is relatively loud. Signal voltage is reduced down to approximately 10V. You should check the accuracy.

This Telephone bell ringer circuit for generating the electricity bell in the old telephone. LED can be connected in series to increase, but less in proportion to the light.