A review and teardown of the Ledger Nano S crypto currency hardware wallet. Installation, setup, and transferring bitcoin cash, ethereum, and ripple. And a comparison with the Trezor, which one is better? Buy them HERE Secure chip HERE Verify your Ledger Nano S hardware HERE Forum HERE

Part 1 in a series of videos on designing a custom LCD display. This tutorial covers how LCD displays work, the 3 different types of interface (DIP, Elastomeric, Flex), the three different optical types (Reflective, Transflective, and Transmissive), and the two different types of drive (Static vs Dynamic) Microchip AN658 Forum HERE

How to drive a static LCD display with digital logic and an Arduino / microcontroller. Code HERE LCD HERE Forum HERE

Dave explains and demonstrates how out of phase digital signals can effectively double your voltage. The magic of moving your reference point. And how you can verify this with a differential probe. A question bought up in the comments of the previous LCD driving video. The HVP70 High Voltage Differential Probe Coupon code “bargainprobe”

A look at the Caesium beam time and frequency standards at the Keysight standards lab in Melbourne Australia, with Peter Daly. Forum HERE

Peter Daly from Keysight takes us on a tour of their Melbourne calibration and repair lab. Both automated and manual test benches, high voltage PSU test system, phase noise measurement system, and rohs repair. Forum HERE

The new Siglent SDS1104X-E $499 4CH oscilloscope is a new contender for Rigol’s DS1054Z dominance. What’s it like inside? Forum HERE

More Mailbag! MLCC Paper Forum HERE SPOILERS: AVX Capacitor Bonanza! Pixel LED Light Kickstarter Carbide Steel Multimeter Test Probes AMX Touch Screen controller teardown Patent bullshit and automotive meter teardown Pandora Portable Gaming Console Teardown

Peter Daly from Keysight takes us into the Metrology Standards Lab at Keysight in Melbourne Australia. Looking at the RF standards and test rack and detailed looks at metrology grade RF connectors. Standards lab vs calibration lab, and traceability. Forum HERE

What’s inside the 4CH 100/200MHz entry level Uni-T UPO2104CS oscilloscope? Forum HERE Teardown Photos: