![](https://pittsburghantiqueradiosociety.org/wp-content/uploads/2020/06/14-Laurin-189x300.jpg)
Karl Laurin
2nd edition, 2014
Karl has had wide, practical experience in the field of electronics, both as a teacher and as a diagnostician and serviceman. We are pleased to bring these learned and insightful essays to a wider audience.
Paperback, 141 pages, 8 1/2 x 11, $14.00.