Wideband Active Rod Antenna


Posted on Aug 8, 2012

A J309 Siliconix FET feeds a 2N5109 in a wideband RF amplifier configuration. A relay is used to bypass the amp


Wideband Active Rod Antenna
Click here to download the full size of the above Circuit.

lifier in the transmit mode (if desired). A 2-m 5/e-wave whip is used as the active antenna element. The amplifier is fed dc via the coax cable, which makes the use of only a single coax lead for both signal and power. U1 is a surge arrester for electrostatic discharge protection.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

Car Alarm and Immobilizer
Noise-limiter
Electronic-bird-chirper
Sinusoidal 3Hz To 300Khz Vco Circuit
Lithium battery charger schematic circuit design using LTM8061 IC
Dash Instrument Testing
Negative Voltage Hot Swap Controllers in SOT-23
Secret of the Great Pyramid
TDA1514A application circuit
Practical Circuit LM3875 - Dual Power
IN148 diode temperature measurement circuit
Brushless motor rotor a stator and a drive circuit



Top