

Retired



Tracer/Injector Kit



Description

The qrpkits.com Tracer/Injector probe is an easy to use, handheld, piece of test equipment for diagnosing amplifiers, receivers and transmitters. It incorporates an LM358N, integrated circuit, half of which is the audio signal injector and the other half a tracer, incorporating a product detector to allow you to locate problem stages. With this tool you will be able inject audio signals through the various stages of your problem circuit, or trace signals from the front end thus narrowing in on the problem. It is a completely self contained, handheld device, using an inexpensive readily available battery. All components are supplied, with easy to follow instructions available for download. Despite it's small size, it incorporates all through hole components, and can easily be assembled with the normal kit building tools. All you need to supply are a pair of earbuds to plug in to the attached audio jack for the tracer portion of the device.



Specifications

Injector: Injector impedance - 100 ohms

Signal level - 75mV

Harmonic spacing - 1Khz Tracer: Input impedance - 100,000 ohms

Gain - fully adjustable Battery: 12v, A23



Manuals and other useful information



Tracer Injector Builders Manual (ver 031809)



Using your Injector Tracer



Testing your Injector Tracer (W9HZC)



