simple am transmitter

Basic Low Power AM transmitter

Srihari Rao - 07/13/12

This transmitter is basic but allows transmission of audio to an AM radio. It consists of an RF oscillator operating [...]
antenna maker

Antenna Calculator and Design Software

P. Marian - 04/30/11

Let's see some antenna calculator and antenna design software that will help you design faster and better. Please [...]
hardware keylogger components

Wireless DIY Hardware Keylogger

P. Marian - 03/09/11

This is a do it yourself wireless hardware keylogger project, consisting of a logging unit with a 2.4GHz [...]

Precise FM Tuning Indicator

D Mohankumar - 07/31/10

Here is an add on circuit to your FM radio for precise tuning of stations. Usually an LED [...]
fm radio receiver

FM Radio Receiver

P. Marian - 07/27/10

This simple fm radio receiver circuit consists of a regenerative rf stage, TR1, followed by a two of [...]
quality fm transmitter circuit schematic

Best of FM Transmitter Circuits

P. Marian - 07/07/10

Here are some DIY FM Transmitter circuits that we have been published on This do-it-yourself fm transmitters [...]
sync signal separator

Sync Signal Separator

P. Marian - 07/03/10

This simple sync signal separator circuit separates the composite sync signal into 2 separate horizontal and vertical sync [...]
1 watt fm amplifier circuit schematic

1 Watt FM Amplifier Circuit

P. Marian - 06/16/10

This is a 1 watt fm amplifier with a good design that can be used to amplify a [...]

FM Frequency Modulation

D Mohankumar - 05/08/10

Frequency modulation (FM) is the method of conveying informations over a carrier wave by varying its frequency .This [...]
1 watt four stage fm transmitter

1 Watt FM Transmitter Project

P. Marian - 04/10/10

This FM transmitter circuit uses four radio frequency stages: a VHF oscillator built around transistor BF494 (T1), a [...]
small fm radio schematic

Small FM Radio Circuit

D Mohankumar - 02/21/10

Perhaps this is one of the simplest and smallest FM radio receiver that can receive the FM stations [...]
wireless cable tester circuit schematic

Wireless RF Network Cable Tester

D Mohankumar - 02/15/10

Here is an ideal wireless network cable tester to check whether RF signal is present in the network [...]
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