Showing posts with label receiver. Show all posts
Showing posts with label receiver. Show all posts
Tuesday, November 18, 2014
Mini FM Receiver Circuit Diagram
TDA7021T dent radio receiver abuttals is for carriageable radios, stereo as able as mono, breadth a minimum of abuttals is important in acceding of babyish abuttals and low cost. It is actually accordant for applications appliance the low-voltage micro affability adjustment (MTS). The IC has a affluence apprenticed angle (FLL) adjustment with an boilerplate affluence of 76 kHz. The selectivity is acquired by animate RC filters. The abandoned activity to be acquainted is the assault affluence of the oscillator. Interstation blubbering as able as blubbering from accepting bloodless signals is arrangement by a alternation aphasiac system.
Saturday, October 25, 2014
Simple AM Radio Receiver Diagram Circuit
This circuit is essentially an amplified crystal set. The inductor could be a standard AM radio ferrite rod antenna while the tuning capacitor is a variable plastic dielectric gang, intended for small AM radios. The aerial tuned circuit feeds diode D1 which functions as the detector. A germanium type is far preferable to a silicon signal diode because its lower forward voltage enables it to work with smaller signals. The detected signal from the diode is filtered to remove RF and the recovered audio is fed to a 2-transistor stage which drives a set of 32O phones from a Walkman-style player.
Circuit diagram:
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Copyright: Silicon Chip Electronics
Circuit diagram:
Simple AM Radio Receiver Circuit Diagram
Author: Peter GoodwinCopyright: Silicon Chip Electronics
Sunday, October 5, 2014
Wireless Microphone Transmitter Receiver Circuit
L1 is a toroidal core T50-2 with 80 turns, 0.2mm Ø. L2 requires a 10-20cm ferrite bar, L2a has 3 turns, 0.6mm Ø coiled at ground end of L2b wich has 30 turns, 0.5mm Ø . The current consumption of the wireless transmitter is 150mA and is to be used with wireless headphones receiver. Receiver Section The wireless headphones receiver presented is an standard application of ZN415 produced by Ferranti (short wave receiver). ZN415 assures a quality reproduction, has a 1.5 battery alimentation and contains a MA detector and audio amplifier.
The current consumption is 5mA, L1 has 40 turns, 0.2 Ø copper and 20mm Ø ferrite. C1 is adjusted with an non metal screw, the reception frequency of this wireless headphone receiver is between 1.7MHz and 3.4MHz – shortwave receiver. This wireless receiver is to be used with wireless headphones transmitter.
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Friday, September 26, 2014
FTDI Bitbang IR Remote Transmitter Receiver
I use my computer every single minute, I do my work at home and I need to finish lots of paperwork. My computer helps me in almost everything I do. I make sure that my pc is able to do multitasking and functioning well. Just like our body, it should be fit to do all the workload that must be finished within the day.
To come up with another task that a pc can add to its functions, an IR remote was created through an FTDI that receives and transmits data other than the Universal Serial Bus. This is definitely a big help that my pc can easily cope up with simultaneously.
To come up with another task that a pc can add to its functions, an IR remote was created through an FTDI that receives and transmits data other than the Universal Serial Bus. This is definitely a big help that my pc can easily cope up with simultaneously.
Tuesday, September 9, 2014
Wireless receiver microphone circuit
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