Jenway 7000 Panaplex Digital Thermometer
Thermocouple is connected to 741 op-amp on this daughterboard via the blue and white wires at left. Date code on the ML741CS is 7419, week 19 of 1974. Other chips in the instrument are coded 1975 and 1976.
The unusual 'ML' prefix on the chip leads me to the supplier, Microsystems International:
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Uploaded on December 11, 2021
Taken on December 11, 2021
Jenway 7000 Panaplex Digital Thermometer
Thermocouple is connected to 741 op-amp on this daughterboard via the blue and white wires at left. Date code on the ML741CS is 7419, week 19 of 1974. Other chips in the instrument are coded 1975 and 1976.
The unusual 'ML' prefix on the chip leads me to the supplier, Microsystems International:
213
views
0
faves
0
comments
Uploaded on December 11, 2021
Taken on December 11, 2021