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Help with my little trasmitter

 
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Help with my little trasmitter
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sinfmmans
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Joined: 20 May 2017
Posts: 3

Post Help with my little trasmitter Reply with quote
I have a littel FM transmitter i think is 0,5w(not sure)
Can i upgrade it with more power on it?
http://i67.tinypic.com/27ya7ut.jpg
http://i67.tinypic.com/mjvl8n.jpg


The transistor is a 2N2222A
Sat Jun 17, 2017 1:39 am View user's profile Send private message
pcs
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Joined: 18 Jan 2002
Posts: 3063
Location: Radio Land

Post Reply with quote
No, you should not upgrade it. It is very bad and completely unstable (frequency moves around like crazy).

Keep it a small hobby item working at a few feet of range max.

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Sun Jun 18, 2017 4:42 pm View user's profile Send private message Visit poster's website
sinfmmans
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Joined: 20 May 2017
Posts: 3

Post Reply with quote
Ok, i have test it how far it goes, and it transmitt ca 984ft and that is good to be so little
Mon Jun 19, 2017 11:30 am View user's profile Send private message
sinfmmans
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Joined: 20 May 2017
Posts: 3

Post Reply with quote
I have bought a better FM transmitter now from here http://www.ebay.com/itm/201718864977?ul_noapp=true
It work wery well, but i need a good antenna for this?
Can you recommend a good one?
Whit that i have now i transmitt about 3miles when i use 5w(have 15w to use to)
Wed Jun 28, 2017 1:03 am View user's profile Send private message
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