Philips audio transformers data... (Toestel of techniek)

door oldradio1, 20-06-2013, 13:56 (4182 dagen geleden) @ Huub P †

Thanks a lot for your help. Unfortunately, the oldest databook is from 1967, and at th etime, audio tranformers had dissappeared from transistor radio sets... too heavy and too expensive !
So I'm looking for something from the years 1960-1965, which is not easy to find !