09-30-2014, 02:59 PM
Look for a little 5AXP4 or 8XP4 test CRT on ebay. They were designed for just this situation
[Image: https://farm6.staticflickr.com/5247/5267...7cea_z.jpg]
[Image: https://farm5.staticflickr.com/4080/4867...67b8_z.jpg]
[Image: https://farm6.staticflickr.com/5247/5267...7cea_z.jpg]
[Image: https://farm5.staticflickr.com/4080/4867...67b8_z.jpg]