The Case of the Dead Mini5SX(leadedsolder.com)

51 pointsby zdw4 yıl önce4 comments

https://www.leadedsolder.com/2022/10/15/pwp50sx-nec-mini5-psu-repair-pickup.html

4 comments

2 glued transistors + thermistor in the middle = "tempco" (temperature compensator). Used in VCOs to compensate for frequency changes brought by ambient temperature changes. Maybe the backlight is PWM-based?

robin_reala4 yıl önce

I hope that you got to see many more Carp games, Yoshikatsu-san.

sydbarrett744 yıl önce

Fascinating restoration. You should post this on Hackaday.

Pixelbrick4 yıl önce

Thanks OP! That was a lovely writeup.