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Transmitter Palace

Transmitter Palace

http://transmitterpalace.blogspot.com

Transmitter, Transmitters, FM Transmitters, TV Transmitters, AM Transmitters, Radio Transmitters, Schematics, Manuals, VHF Transmitters, UHF TV Transmitters, RF Filters, RF Power Amplifiers, Transmitter Antenna, RF Cables, Connectors, Power splitters.

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  • Wireless FM Transmitter

    Posted on Monday April 20th, 2009 at 00:19 in wireless transmitter, wireless fm transmitter

    This wireless FM transmitter is designed to use an input from another sound source and transmits on the commercial FM band. This low power fm radio transmitter it is actually quite powerful. The first stage is the oscillator, and is tuned with the va...

  • Power Supply with Over Voltage Protection 10A 13.8V

    Posted on Wednesday January 7th, 2009 at 05:36 in over voltage protection power supply

    This power supply circuit will give 10 amps (12 amps surge) with performance that equals or exceeds any commercial unit. The circuit even has a current limiting feature which is a more reliable system than most commercial units have. Just like othe...

  • 900 MHz Directional Antenna

    Posted on Wednesday November 12th, 2008 at 13:01 in uhf, antenna

    This is the Japanese Yagi antenna that said Yagi antenna. It is a simple system of high-gain directional antenna, Yagi antenna classical structure, the following chart. Figure in a straight line oscillator Φ10mm with aluminum tubes, or oscillator ...

  • Simple VHF SWR Protection Circuit

    Posted on Tuesday November 11th, 2008 at 00:35 in swr protection

    Here is a simple SWR protection circuit you can easily build. The directional coupler and detector components are from an old VHF SWR meter.You may want to replace the meter's existing RF bypass Capacitors with higher quality (mica) ones. You may a...

  • Making 1 to 4 Balun for Matching Impedance

    Posted on Wednesday September 24th, 2008 at 04:16 in antenna, balun

    Here's the way to match 75 Ohm to 300 Ohm impedance. In case of making balun for 200-300 Ohm folded dipole antenna to 75 Ohm transmission cable. Please see table on image above to determine velocity factor for different cable type....

  • 40W Broadband FM RF Power Amplifier

    Posted on Tuesday September 23rd, 2008 at 03:57 in vhf, fm power amplifier

    Here's broadband RF power amplifier for FM amplifier design is based on Motorola MRF171A MOSFET. The amplifier was constructed in a small aluminium diecast box. RF input and output connections are made by coaxial sockets. The power supply is routed...

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