Frequency counter horiz & vertical scan rate crt works
Poster: 717081941@iowa-industrial.com
Frequency counter horiz & vertical scan rate crt works
Horizontal and vertical scan rate counter. Model SR1, Made by Extron. Hold it upright against center of CRT and horizontal frequency is displayed. Placed sideways, the vertical frequency is shown. Works. Thanks for looking.
Posted by 717081941@iowa-industrial.com (actual email hidden).