RF Transmitter Circuits
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Here`s video transmitter circuit is working on the UHF channel frequency 470-580 MHz channel 21-34. This video transmitter can radiate as far as 30-100 meters by using a cable 10-20 cm. If you have a plan to amplify this video transmitter`s signal, please.... -
One of the most useful gadgets a video enthusiast can have is a low-power VHF TV Transmitter. Such a device can transmit a signal from a VCR to any TV in a home or backyard. Imagine the convenience of being able to sit by the pool watching your favorite.... -
This Wireless Stereo FM Transmitter built from a monolithic IC. The internal structure of this FM transmitter integrated circuit consist of stereo modulator that creates a stereo composite signal, an FM modulator that modulate a carrier frequency with the.... -
Here`s the circuit diagram of a four RF stage FM transmitter. The stages are, very high frequency (VHF) oscillator built around a HF transistor BF494, a pre- amplifier built around transistor BF200, a driver transistor 2N2219 and a power amplifier using.... -
The heart of this circuit is a crystal oscillator. A 10MHz crystal is used to produce highly stable carrier frequency. The sound signal from the condenser mic is amplified by the amplifier circuit consist of transistors Q1, Q2 and Q3. The amplified audio.... -
This is a aerial achievement low babble 500mW amplifier / booster for all low ability FM transmitters such as BA1404, BH1417, BH1415, 433MHz transmitter modules, etc. The amplifier dent is an chip ambit absolute assorted transistor stages and all added.... -
This article gives the FM transmitter circuit schematics with necessary explanation. The main component used here is the VMR6512 IC which is a highly integrated FM audio signal (Hi-Fi Audio FM) transmitter chip. You can use this as FM radio transmitter for.... -
This is a simple 2N2222 transistor based radio FM transmitter circuit within the FCC (Federal Communications Commission) limit, that is no license is necessary for using thisstable FM transmitter circuit. What is an FM transmitter FM stands for Frequency.... -
This is the most simplest and single transistor FM wireless transmitter circuit that ever posted in CircuitsGallery. In telecommunication field, frequency modulation (FM) transmits information by changing the frequency of a carrier wave according to message.... -
This circuit was designed in response to a request from my reader. What he asked for was a 1KHz IR transmitter circuit for some remote control application. I think this circuit may satisfy him. Any way this circuit can be used where ever a low power IR.... -
With a matching antenna, the FM transmitter circuit shown here can transmit signals up to a range of 2 kilo meters. The transistor Q1 and Q2 forms a classic high sensitive preamplifier stage. The audio signal to be transmitted is coupled to the base of Q1.... -
A very stable and simple FM transmitter circuit is given here. With a matching antenna, this transmitter can attain a range of around 200 meters. I assembled this transmitter few years and got very good results. Let us see how the circuit works. A condenser.... -
The circuit of a FM Tracking Transmitter Circuit or Remote Control Transmitter Circuit is explained using 555 IC and and 2N4392 transistors.... -
Here is the circuit diagram of an FM transmitter using the IC UPC1651. UPC1651 is a wide band UHF Silicon MMIC amplifier. The IC has a broad frequency response to 1200MHz and power gain up to 19dB. The IC can be operated from 5V DC. The audio signals picked.... -
Simple TV transmitter circuit using the TV modulator circuit IC MC1374. 12V supply, channel 3 or 4 operation, FM modulation for sound.... -
Here is the circuit diagram of an easy to build long range AM transmitter circuit based on three transistors. With correct tuning and a matching antenna, the transmitter can deliver signals up to a distance of 2 kilometers. The audio signal to be transmitted.... -
This is a radio transmitter circuit diagram suitable for fitting on radio collars using NE 555 IC. he circuit transmits a pulse in the FM between band 88MHz to 105Mhz.... -
A simple Single chip FM transmitter circuit with diagram and schematic using IC MAX 2606, which is a high performance Voltage controlled oscillator or VCO.... -
A simple and high quality FM transmitter circuit designed based on the BA1404 IC .This FM transmitter circuit can be operated from a 3 V battery.... -
This is a simple, but very useful circuit that can be used to transmit telephone conversations. When the telephone receiver is on hook the voltage across the lines will be about 48 volts. The preset R7 is so adjusted to obtain a 24. 7 V across between the.... -
Simple two transistor TV transmitter circuit that operates from 12V.Compatible with PAL B and PAL G systems.... -
This is a simple FM transmitter circuit schematic diagram with a single transistor S9014.... -
Description: This circuit shows about 6-12 Chanel TV Transmitter-Coupling Circuit Diagram. Features: used to stabilize the 10 P to work in the 6-12 channel .... -
the circuit diagram of an AM transmitter circuit based on three transistors. With correct tuning and a matching antenna, the transmitter can .... -
The moderate power FM transmitter circuit employing two transistors.The voice signals picked by the microphone will be amplified by the transistor .... -
This circuit have a very stable and simple FM transmitter circuit. This transmitter can attain a range of around 200 meters if have a matching .... -
This is a FM transmitter circuit diagram. This circuit using 2N2222 Transistor so can be operated with 3V, and also can send signals up to 50m .... -
This is simple transmitter circuit diagram which has some what good coverage. This circuit can be operated with 9-12V power supply. To tune this .... -
The following circuit shows about simple TV Transmitter Circuit Diagram. This circuit based on the LM1889 IC. Features: quadrature chroma modulators and RF .... -
The following circuit shows about 88-108MHz FM Transmitter Circuit Diagram. Features: 1W transmitter Tetsuo style. Component: Capacitor, .... -
This circuit shows about BF495 Transistor For Am Transmitter Radio Circuit Diagram. Features: powerful AM transmitter, using ceramic ....
New Circuits
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This project fits more for custom made battery casing that can have more space to hide things inside. This switch with few alterations can be used for any other project as well but is designed based on e-bike needs! This project use a clever functionality of.... -
The circuit described here uses ultrasonic oscillations and operates based on the propagation velocity of these oscillations in the air. Thus, we can easily determine the distance of two points if the time within which the wave travels this distance is.... -
Sometimes the precious metals are hidden too deep and are not detected except with complicated devices. In many cases, however, small pieces of precious metal buried near the surface can be detected by relatively simple means. Everyone is very attractive to.... -
Many times for various reasons we forget or can not water the plants that we have in our homes. And many humidity sensors units just notify us with a beeping sound or with a flashing light, that the pot needs watering. But what if we are away from home? This.... -
The principle behind a metal detector is really very simple. Proof of this is the circuit that follows, in which it proves that the construction of a metal detector can be done in the minute, with few components that we find very easily everywhere. With the.... -
The sub-harmonic bass generator is a sound producing unit for guitars. The sound it produces looks very much like that of the bass guitar. The octave generator is sometimes quite unusual since it does not produce any of the usual ways of coloring the sound,.... -
In the past the sounding (sea bottom measurement) was done with the "bullet", that is, with a heavy lead object that the seamen plucked into the sea hung from a calibrated rope. As soon as the "bullet" reached the bottom, the depth appeared directly from the.... -
This Amplifier was designed to have the following specifications: Distortion less than 0.1% at full power of 100W even at 20KHz. Power has to be attributed to an extended bandwidth. The output transistors must be protected against short circuits. The power.... -
A series of LEDs serve to alert the gardener when plants need water. Using two conventional digital integrated LEDs and a series of LEDs, we make a very useful device for gardening. The device detects the amount of water in the pot and alerts the grower.....
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