Signal tracer Signal tracer A signal tracer is a piece of electronic test equipment used to troubleshoot radio and other electronic circuitry. Usually a very simple device, it normally provides an amplifier, and a loudspeaker, often battery-powered and packaged into a small, hand-held test probe. An optional diode detector is usually also provided, allowing the detection of amplitude-modulated signals. The technician injects a test signal into the device under test. Then, by using the signal tracer, the tech can follow the signal through the various circuits of the radio receiver. So long as the signal can be heard, the circuitry up to
Improvised Electronic Device wrote such personal lyrics, and I wasn't sure if "Front Line" was the right place for it, but I figured what the hell, it's my band." The song "Angriff" was inspired by the band's visits in Russia and "is peculiar in that the chorus is performed in German", as noted music magazine Side-Line. Leeb attributed this choice to his Austrian origin: "Actually, since I was born and raised in Vienna, Austria, German was always my first language, it only seemed natural to eventually reclaim my heritage and do a song in my mother tongue." Leeb described "Improvised Electronic Device" as