December (issue #353) Circuit Cellar

References:
[1] Steber, George, “Tracing Voltage and Current,” Circuit Cellar 162, January, 2004
[2] Steber, George, “A Low Cost Automatic Curve Tracer,” QST, July 2006 pp 32-36.
[3] Circuit Specialists, https://www.circuitspecialists.com
[4] RCA Tunnel Diodes for Switching and Microwave Applications, Technical Manual TD-30, 1963. https://archive.org/details/RcaTunnelDiodeManual
[5] “Using Transistors as Negative-Resistance Devices”. http://www.rfcafe.com/references/electronics-world/transistors-negative-resistance-electronics-world-june-1969.htm
[6] Mathews, Tom and Toroni, Timothy, Design Feature, “Rework Within Your Reach,” EDN, pp 75-81, September 2, 2004.

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Hantek | www.hantek.com

p.32: Helping Cars Think for Themselves: AI and Neural Networks, By Bryce Johnstone

References:
[1] https://crashstats.nhtsa.dot.gov/Api/Public/ViewPublication/812115

Imagination Technologies | www.imgtec.com

p.37: Modular Solutions Enable AI in Embedded Systems: Boards, Boxes and SoCs, By Jeff Child

p.44: Test and Measurement Solutions Push the Envelope: Speed and Functionality Advances, By Jeff Child

p.48: PRODUCT FOCUS: DC-DC Converters: Compact Efficiency, By Jeff Child

p.52: EMBEDDED IN THIN SLICES: LoRa (Part 2): The Things Network, By Bob Japenga

References:

[1] A good history [1957-1977] of Digital Equipment Corporation including DECnet is found here: http://archive.computerhistory.org/resources/text/dec/dec.digital_1957_to_the_present_(1978).1957-1978.102630349.pdf
And of course Wikipedia provides a pretty good summary of DECnet https://en.wikipedia.org/wiki/DECnet
[2] See Embedded in Thin Slices in Circuit Cellar October 2019.

[3] https://thethingsnetwork.org
[4] For a more detailed look at the security risks, the threats and the solutions when using LoRaWAN and TTN see “Security Risk Analysis of LoRaWAN and Future Directions” at https://www.mdpi.com/1999-5903/11/1/3/pdf
[5] ExpLoRer board support https://support.sodaq.com/Boards/ExpLoRer/
[6] Raspberry Pi 3 B+ https://static.raspberrypi.org/files/product-briefs/Raspberry-Pi-Model-Bplus-Product-Brief.pdf
[7] RAKWireless 831 LoRa Gateway https://store.rakwireless.com/products/rak831-gateway-module

Microchip Technology | www.microchip.com
Raspberry Pi Foundation | www.raspberrypi.org
Shenzhen RAKwireless Technology | www.rakwireless.com
Sodaq | www.sodaq.com

p.56: THE DARKER SIDE: Near-Field Magnetic Probes: Low-Cost EMI Detection, By Robert Lacoste

References:

[1] Electromagnetic interference
Wikipedia, https://en.wikipedia.org/wiki/Electromagnetic_interference
[2] Electronic Systems Failures and Anomalies Attributed to Electromagnetic Interference
NASA publication 1274, R.D. Leach and M.B. Alexander, Editor
https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19960009442.pdf
[3] EMI troubleshooting, step-by-step
Holland Shielding Systems BV
https://hollandshielding.com/EMI-Troubleshooting-Step-By-Step

Electromagnetic Field
Wikipedia, https://en.wikipedia.org/wiki/Electromagnetic_field
Physics 8.02 Electricity and Magnetism
Chapter 11 : Inductance and Magnetic Energy
MIT, Dr. Sen-ben Liao, Dr. Peter Dourmashkin, and Professor John W. Belcher
http://web.mit.edu/viz/EM/visualizations/coursenotes/

Probing the magnetic field probe
Roy Ediss, Philips Semiconductors, UK
http://www.ediss-electric.com/general_pdf/Probing_the_mag_field_probe.pdf

RF Explorer–Low-Cost, Handheld Spectrum Analyzer
http://rfexplorer.com/

National Instruments | www.ni.com
RF Explorer | www.rfexplorer.com
Tektronix | www.tektronix.com

p.62: THE CONSUMMATE ENGINEER: Semiconductor Fundamentals (Part 4): Amplifiers and FETs, By George Novacek

Wikipedia https://en.wikipedia.org/wiki/Transistor

Wikipedia https://en.wikipedia.org/wiki/Field-effect_transistor

George’s past article about infrared detectors (Circuit Cellar 343, February 2019).

p.66: FROM THE BENCH: Controlled Circuit Breaking: Home Electricity Evolution, By Jeff Bachiochi

References:

[1] https://www.nfpa.org/NEC

Figure 1 – By Laura Scudder – Laura Scudder, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=894343

Figure 2 – http://affordableinspectionsoftampabay.com/wp-content/uploads/old-fuse-panels-2.png

Figure 3 – https://www.quartoknows.com/blog/quartohomes/understanding-your-homes-electrical-panel

Figure 4 – By Ali@gwc.org.uk – from en wikipedia, CC BY-SA 2.5, https://commons.wikimedia.org/w/index.php?curid=240147

p.79: The Future of Airborne Security: Drones, Aircraft and Cyber Attacks—What Can Go Wrong?, By Alan Grau

References:

[1] U.S. Department of Homeland Security Cybersecurity and Infrastructure Agency (CISA) issued a security alert
https://www.us-cert.gov/ics/alerts/ics-alert-19-211-01

Sectigo awards: https://sectigo.com/awards

Sectigo | www.sectigo.com

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December (issue #353) Circuit Cellar