ILX Lightwave LDT 5910B Repair

Fixing a Thermo-electric Temperature controller the ILX Lightwave 5910B from a previous mailbag. After investigation it Peter makes a full replacement Linear power supply and then performs some experiments with a peltier cooler to characterise the temperature dependency of a germanium PN junction.
Total repair cost about £40 not bad!
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[@igorkapitan6779]

Very nice repair.Nice attention to details, originality of repair and experiments. 👍

[@MakeOrRepair]

Thanks. I found the little experiment really helped me get to grips with the derail of operation.

[@MakeOrRepair]

If anyone knows the part numbers for the three componets in the empty GPIB sockets please let me know.