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  1. sssaaa

    audioguru fm transmitter

    thanks audioguru the RF stage of your transmitter (mod4) wants special tuning like 4W fm transmitter (two transistor 2219) or your`s circuit rf stage is tuned? i m using C7 = 5pf except 4.7 it will ok? thanks to windoze killa also.
  2. sssaaa

    audioguru fm transmitter

    hi audioguru but the coils of both pictures are different which one i will make ? in first colour picture there are ten turn of coils in second picture it shows 9 turns on 5mm former and 1mm wire. what is the exact turns and former for coils. some another questions I found IC 2931A 5.0 and IC...
  3. sssaaa

    audioguru fm transmitter

    hi all how can i make coils of this circuit what diameter of wire, how much turns and what size of former on which i wound these coils. thanks in advance.
  4. sssaaa

    dipole antenna formula

    yes SM2GXN i read it but i found on search many formulas like 468/frequency 147/frequency 142.5/frequency and you gave me 150/frequency which one is correct?
  5. sssaaa

    help in transmitter

    hi i want to add a one transistor rf amplifier in this circuit. can any budy help me.
  6. sssaaa

    dipole antenna formula

    i want to make two antennas one for 82MHZ and other for 86MHZ
  7. sssaaa

    dipole antenna formula

    I want half wave dipole formula  for FM band 76-108 MHZ.
  8. sssaaa

    dipole antenna formula

    hi to all i want a dipole antenna formula for FM band.
  9. sssaaa

    VHF AMPLIFIER (PLZ ANSWER)

    i want to know what type of antenna i will use? tell me any easy antenna.
  10. sssaaa

    VHF AMPLIFIER (PLZ ANSWER)

    hi staigen! yet i m thinking to contect you and you are here. hai staigen you have your hotmail ID? on which you online?
  11. sssaaa

    VHF AMPLIFIER (PLZ ANSWER)

    i didnt check the other two amplifiers. but i also check this http://www.uoguelph.ca/~antoon/circ/activefm.html but not with 2570 transistor because it is not avaible here i use 2N5179. and i use telescope antenna for this circuit. this circuit is also not working. Is this circuit is correct...
  12. sssaaa

    VHF AMPLIFIER (PLZ ANSWER)

    hi staigen i m using yagi tv antenna. Hey SM2GXN, yours pdf file is not opening in my computer. you have any web link of this file?
  13. sssaaa

    VHF AMPLIFIER (PLZ ANSWER)

    thanks staigen u know any link of any other good vhf amplifier for FM DXing?
  14. sssaaa

    VHF AMPLIFIER (PLZ ANSWER)

    HERE IS THE LINK OF VHF AMPLIFIER. http://www.electronics-lab.com/projects/rf/009/index.html I M USING IT FOR FM RADIO DIXING IT WILL WORK OR NOT?
  15. sssaaa

    VHF AMPLIFIER (PLZ ANSWER)

    Hi Staigen you are not able to answer this question leave it man dont worry :) & give chance to others to give the answers of these simple questions.
  16. sssaaa

    VHF AMPLIFIER (PLZ ANSWER)

    i mean that this VHF AMPLIFIER will work on 76-108 MHZ frequency? i m using it for FM radio dxing it will work or not ?
  17. sssaaa

    VHF AMPLIFIER (PLZ ANSWER)

    Do I use the VHF AMPLIFIER of this website for FM 75-108 MHZ.
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