UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - G & E Bradley CT-471

Sinewave · 5th Dec 2018, 7:18 pm

Strange.

Working unit two has gone gobbly gook today. Inconsistent readings, similar behaviour to tin whiskered transistors. Hooked up to the scope and after a while there's a lot of distortion on the chopper. Then the movement starts to oscillate quite rapidly.

5th Dec 2018, 7:18 pm	#95
Sinewave Octode Join Date: May 2016 Location: Oxfordshire/Bucks borders, UK. Posts: 1,604	Re: G & E Bradley CT-471 Strange. Working unit two has gone gobbly gook today. Inconsistent readings, similar behaviour to tin whiskered transistors. Hooked up to the scope and after a while there's a lot of distortion on the chopper. Then the movement starts to oscillate quite rapidly. __________________ Avometer, vintage Fluke and Marconi collector. Also interested in vintage Yaesu and KW.