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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! 🔸 Mailbag video -    • Mailbag #0094   🔸 Gerbers etc at https://github.com/pshersby/ILX-LDT-5... Help me keep the channel going: 🔸Topcashback https://www.topcashback.co.uk/ref/psh... offers cashback from Farnell, RS Online, Rapid and plenty more too. Please make sure you sign up using the link here to get your sign-up bonus! 🔸Octopus Energy £50 for new customers http://share.octopus.energy/sunny-ape... 🔸Donations always welcome! https://www.paypal.com/paypalme/Peter... As always please help by subscribing and liking videos. 🔸    / @makeorrepair   🔸 Follow me on twitter for the latest updates   / petershersby   🔸 I'm on Odysee too: https://odysee.com/$/invite/@MOR:9

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