DIY Aviation Band Receiver Kit High Sensitivity Airwave …, Newcastle

Description Dedicated to receive calls between aircraft and tower More details Click to openIntroduction If like many scanner enthusiasts and ham operators you are interested in listening in on all the excitement manifest in aeronautical communication but lack the equipment to pursue your interest then maybe the Aviation Band Receiver described in this article is for you The Aviation Receiver designed to tune the 118 135 MHz band features exceptional sensitivity image rejection signal to noise ratio and stability The receiver is ideally suited to listening in on ground and air communication associated with commercial airlines and general aviation Powered from a 9 volt alkaline battery it can be taken along with your to local airports so that you won t miss a moment frequency 10 7 MHz higher than the incoming 118 135 MHz signals A tuning network consisting of varactor diode D1 and potentiometer R1 allows the local oscillator frequency to be tuned across about 15MHz Feature The kit uses bandpass filters high level radioactive 3355 NE602 mixer MC1350 program in place you can receive AM signals 118 136MHz s The PCB trace inductance direct printing which greatly simplifies the difficulty of assembly 3AGC circuit board to ensure listening comfort while avoiding the long squelch noise 12V power supply PCB board size is 9 2 x 7 5cmTip Due to the VHF band has similar propagation of light travels in straight lines receiving location accessible from the air