Le labo de Michel | LDM #198: Teardown of a 1967 Ultra Electronics Thermocouple Amplifier @lelabodemichel5162 | Uploaded 3 years ago | Updated 2 minutes ago
This video shows the teardown of thermocouple amplifier manufactured by Ultra Electronics in the 60s. The amplifier uses two magnetic amplifier stages and one output stage.

00:00 - Intro
00:53 - Teardown
02:05 - Thermocouple cold junction temperature measurement
05:20 - Output Module
08:02 - Input Stage 1
09:26 - Saturable transformer
10:39 - Input stage 2
11:42 - Power Supply
12:18 - Strange thing