Penulis Topik: GOOD UHF TV TRANSMITTER CH:36 FREQUENCY 531.25MHZ  (Dibaca 5157 kali)

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Offline radium98

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GOOD UHF TV TRANSMITTER CH:36 FREQUENCY 531.25MHZ
« pada: Maret 20, 2012, 12:09:14 AM »
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  • HI ALL MEMBER
    TODAY I WILL POST A UHF TV TRANSMITTER WITH LOW POWER AND PROCCEDED WITH A MINI UHF AMPLIFIER BUILT AROUND BFR96S TUNED AT CHANNEL 36 TV MODULATOR .I HAVE DONE THIS PROJECT LONG TIME AGO BUT FAIL TO AMPLIFIE IT TO 1W USING BFQ68 .I WILL BE MORE THAN HAPPY IF SOMEONE FROM SQUILLED HERE SUCCESS TO AMPLIFIY ITS SIGNAL USING BFR90 OR 91 OR BFY90 OR BFW92 AND AS FINAL A BFQ68 4WATTS UP TO 5GHZ,THIS WILL BE A GOOD TV TRANSMITTER THANKS FOR HELP A GOOD TUNED PCB LAYOUT WILL BE GOOD NICE IDEA EVERY ONE WILL BUILT A TV TRANSMITTER AND STARTING JHIS HER TV :)

    http://www.4shared.com/rar/kf32r7sQ/emetteur_tv_experimental.html

    Offline ken

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    Re:GOOD UHF TV TRANSMITTER CH:36 FREQUENCY 531.25MHZ
    « Jawab #1 pada: Maret 22, 2013, 04:34:55 PM »
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  • hi too

    Should the PS + and L1 modulator inserted ferite beat, as well as the UHF PA (L1, L2, and R 470 ohm). This is to reduce disability due to oscillation RF intermodulation due to this composite signal. We recommend using SDM resistor, to minimize unwanted stray indutasi.

    regards

     


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