Showing posts with label 40. Show all posts
Showing posts with label 40. Show all posts

Wednesday, May 29, 2013

40 MHz Wideband RF Amplifier

This transmitter works, radio frequency range with a wideband frequency of 40 MHz.So you can use this with lots of electrical equipments


The circuit is consuming a total of 7 mA of current while the gain is in the measurement of 20 dB. All these values are due to the presence of a 12 V up to 15 V DC supply. The input and the output of the circuit are designed to be compatible with coaxial cables with complex resistance of 75 Ohms.

Part List

R1=75ohm
R2=10Kohm
R3-7=5.6Kohm
R4-5 =4.7Kohm
R6=820ohm
R8=470ohm
R9=2.2Kohm
R10=68ohm
C1-3=47nF 100V
C2-4=10nF 100V
C5-6=47nF 100V
Q1-2-3=AF125
J1-2=Jack BNC
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