Rangkaian pemancar FM sedehana
mini fm transmitter has a range of about 300-400 meters, when using a 9 volt voltage of the power scattered around 300 meters, and when using a voltage of 12 volt then reach around 400-450 meters, depending on the antenna in use.
For L1 and l2 twist it 5 times roll, you can use the pen cartridge to wind it so neat and after the finish remove the contents pen cartridge page. C5 is used for placement frequency. can tune in between 88-108 Mhz, to reach more use referrer antenna (yagi antenna).
Skema Rangkaian Pemancar FM
For L1 and l2 twist it 5 times roll, you can use the pen cartridge to wind it so neat and after the finish remove the contents pen cartridge page. C5 is used for placement frequency. can tune in between 88-108 Mhz, to reach more use referrer antenna (yagi antenna).
Skema Rangkaian Pemancar FM scheme of 12 watt fm transmitter
List of components:
- C1 = 0.001uf
- C2 = 5.6pf
- C3, C4 = 10uf / 16V (ELCO)
- C5 = 3-18pf (Adjustable Cap)
- R1 = 270 Ohm 1/4W
- R2, R5, R6 = 4.7k 1/4W
- R3 = 10K 1/4W
- R4 = 100K 1/4W
- Q1, Q2 = 2N2222A (NPN transistors) or 2N3904
- L1, L2 = 5 Turn Air Core Coil
- MIC = Electret Microphone
- 9V Battery, PC Board, Wire For Antenna
Note:
This series can be arranged under the Frequency 88 Mhz 188 Mhz or above depending on our desires. Test transmitter must be repeated for coverage and that no signal fraction of the commercial broadcast radio or television station about the location
This series can be arranged under the Frequency 88 Mhz 188 Mhz or above depending on our desires. Test transmitter must be repeated for coverage and that no signal fraction of the commercial broadcast radio or television station about the location
Tag :
Radio/Intercom
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