TT Electronics/Optek Technology- Optek Technology, a TT electronics company, designs and manufactures electronic components for customers across defence and aerospace, medical, transportation, energy and industrial electronics markets. More...Key applications are sensing, illumination and indication in office equipment, encoders, military and Hi-Rel applications, and medical diagnostic equipment. Products include: optoelectronics – discrete LEDs, surface mount and thru-hole LEDs and Hall effect sensors. Less...
![]() Digi-Key’s library of more than 1700 exclusive PTM Online… On Demand® product training modules is a collection of training tools created with you – the busy design engineer – in mind. They are provided with the cooperation of participating supplier partners. From this one source, you can learn about the latest products and technologies, download datasheets, check inventory, contact our technical staff, and place an order for same-day shipment. These modules are available in audio and non-audio formats and listed by supplier in easy-to-find alphabetical order. Simply locate the module that interests you and click on your format of choice. We hope you find these tools useful, and with new modules added continuously, we invite you to stop back often to see what’s new.
= Updated Product Training Module - PTM
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= Updated Product Training Module - PTM
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