Results tagged #Fm in Circuits
Tuning circuit composed by the TA7335P
Composed of discrete components, also known as FM front end circuit FM receiver circuit, since components and more difficult to debug, easy ...
CXA1019S FM AM radio circuit diagram
CXA1019 Japan SONY companys high-performance, high sensitivity FM AM radio special manifold. CXA1019 high integration, includes FM/AM tuner...
FM IF amplifier circuit composed of ceramic filters
It shows a ceramic filter composed of FM IF amplifier circuit, the FM intermediate frequency amplifier circuit mainly by the IF input variab...
DEVIATION METER
You can use this circuit in most FM VHF receivers; the hookup is off the FM discriminator. Because every signal transmitted has its own devi...
Direct FM
For this project the 1 1/4 meter Midland 13-509 ischosen, mainly because it`s use in several (transparent) links, which support the SRG 147....
50 kHz FM Optical Receiver
Frequency modulation (FM) can be used to transmit analog voltage level signal with good noise immunity. The transmission itself might empl...
LOW POWER FM TELEPHONE BUG
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LOW POWER FM TELEPHONE BUG
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Simple long-distance wireless FM microphone circuit
The the loop antenna L1 for emission also serves as the oscillation coil, the high-frequency current flowing in antenna is synchronized reso...
Simple long-distance wireless FM microphone circuit
The the loop antenna L1 for emission also serves as the oscillation coil, the high-frequency current flowing in antenna is synchronized reso...
FM Transmitter
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Introduction
What do you do with those old 2-Meter FM rigs that don`t have any CTCSS tone capability Well, you add it of course! While big knob` tone enc...
fm tuning indicator circuit
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FM Wireless Microphone
Here is a very simple, inexpensive and interesting project which provides lot of fun to a home experimenter or hobbyist. This simple transmi...
FM Listening Bug Kit
As you can see in the schematic below this is a very simple circuit and will be an easy build. On thing the Schematic doesn`t convey very ...
FM Listening Bug
The on thing every spy needs is a small and well concealed listening device. The FM Listening Bug Kit gives you all you need to build a s...
FM Bug Detector Kit
This is for all the spies/paranoid people out there. An essential piece of equipment for any spy is an Electronic Bug Detector. You never kn...
fm radio jammer
This is VERY illegal. As a consumer, you MUST comply with part 15 of the rules and regulations. Part 15 states that your device must accept ...
FM Receiver
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Spy Telephone Circuit
This FM spy telephone circuit is mounted serrial with the phone line. When is signal on the wires this transmitter will radiate airwaves thr...
Variable inductor instead of varible capacitor in FM crystal set
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How to distinguish between FM and AM transmitter circuits
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fm schematics
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fm schematic
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FM Wireless Microphone
A very simple, inexpensive and interesting project which provides lot of fun to a home experimenter or hobbyist. This simple transmitter can...
FM Telephone Bugs
Small telephone bug. Listen telephone line on your FM receiver. It is self powered. Small part count. Circuit diagram, schematics, electroni...
YD1191 SINGLE-CHIP FM/AM RADIO IC
The YD7312 is a monolithic integrated circuit designed for dual pre-amplifier circuit with ALC for recording/playback Amplifier of cassette ...
TK10931V FM / AM Dual IF IC
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SA607 SA607 Low-voltage High Performance Mixer FM IF System
The SA608 is a low voltage high performance monolithic FM IF system incorporating a mixer Oscillator two limiting intermediate frequency Amp...
SA2132 AM/FM RADIO RECEIVER
The SA605 is a high performance monolithic low-power FM IF system incorporating a mixer Oscillator two limiting intermediate frequency Ampli...
LM3361A Lm3361a Low Voltage/power Narrow Band Fm If System
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FM Wireless Microphone
Here is a very simple, inexpensive and interesting project which provides lot of fun to a home experimenter or hobbyist. This simple transmi...
fm wireless microphone circuit
This FM wireless microphone is easy to build and has a large benefit of transmission (about 300 meters, while outdoor). Regardless of its sm...
wireless microphone circuit
The ambit of frequencies for the FM advertisement bandage is 90MHz (MHz = Megahertz or 90 actor cycles per second). Because the FM microphon...
fm telephone circuits
The FM telephone circuit is built on a PC board that is so small it can easily be fitted inside the housing of a telephone making it an inst...
fm wireless microphone schematic
FM Wireless Microphone Schematic. In some applications, the use of the microphone cable is sometimes very difficultly. So use a cordless mic...
simple fm walkie talkie 11
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FM Jammer
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FM Wireless Microphone
The range of frequencies for the FM broadcast band is 90MHz (MHz = Megahertz or 90 million cycles per second). Because the FM microphone has...
FM Radio Jammer circuit diagram Circuit Schematic With Explnation
User Agrement & Disclaimer Disclaimer All files are found using legitimate search engine techniques. This site does not and will not condone...
Fm Light Beam Receiver Circuit
This receiver will pick lip IR or light beams that are frequency modulated on a 50-kHz carrier. ...
FM (prm) optical transmitter
The basic circuit can be operated at 80 kHz and is limited by the PUT capacitor combination. 60 kHz is the maximum modulation frequency. The...
Receiver for 50Khz FM optical transmitter
This circuit consists of a L14G2 detector, two stages of gain, and a FM demodulator...
FM carrier current remote speaker system
High quality, noise free, wireless FM transmitter/receiver operates over standard power lines. Complete system is suitable for high-quality ...
FM bug circuit
This is just one of the many bugging devices available on the eaves-dropping market. The range includes pen and pencil holders, trophies, fr...
FM Bug detector 80 - 150 MHz
This Mini FM Bug Detector is basically a broad-band receiver. It picks up the complete band from below 80Mhz to 150MHz and almost anything t...
High power bug
My FM Wireless Microphone has been a very popular project with beginners and experienced constructors alike. It has been used inside guitars...
FM Electrocardiogram Monitor with LM331/LM231
V_logic is connected to the power supply Vs and all ground are connected to the negative terminal of the battery. Fout is a square wave of v...
FM PLL controlled VCO
The main oscillator is printed in blue and is voltage controlled.
In this construction the VCO range is 88 to 108 MHz. As you can see from...
FM VFO circuit
The inductor is made by winding 8 turns of #24 insulated solid copper wire on a 5 mm screwdriver. I used a conductor from a piece of categor...