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tomnexus

Electrical engineer working on big radio telescopes. Owner of several Nexuses, Nexii... Nexus phones. A day at the office...

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46
Is this true: "At over 700 Hz, current simply flows over your body"?
electronics.stackexchange.com

31
Electrical reason for the minimum altitude (-50 feet) in the computer specs?
electronics.stackexchange.com

25
Why are multimeter batteries awkward to replace?
electronics.stackexchange.com

22
Are there disadvantages of heat shrink tubing with higher shrink ratios?
electronics.stackexchange.com

21
Gold coated multimeter test probes
electronics.stackexchange.com

21
Why does RC applications use such a small PWM duty cycle?
electronics.stackexchange.com

18
Is 20 watts of electricity dangerous?
electronics.stackexchange.com

16
Is it safe to rub WD-40 in to a brass insert on a circuit board?
electronics.stackexchange.com

16
PID algorithm: how to account for fast input value changes after a long delay
electronics.stackexchange.com

13
Why is 9 kHz the lowest frequency for spectrum analyzers?
ham.stackexchange.com

13
Can larger antennas damage an HT radio?
ham.stackexchange.com

13
Do these look like amateur radio antennas?
ham.stackexchange.com

12
Combining resistors in a simple network
electronics.stackexchange.com

12
Were there any 6m handhelds produced ever?
ham.stackexchange.com

12
What is inside a 50 ohm termination?
ham.stackexchange.com

12
Can I use an op-amp to supply itself a negative voltage?
electronics.stackexchange.com

12
Why does Free space have the highest loss compared to other losses like atmospheric loss, feeder loss etc?
ham.stackexchange.com

11
What does the spark-gap do in a spark-gap transmitter?
ham.stackexchange.com

11
Why do they make traces to LTZ1000 in spiral shape?
electronics.stackexchange.com

11
Can a 1:1 transformer be used as a protection from static electricity?
ham.stackexchange.com

10
Can there be (long range) propagation of HF from satellites?
ham.stackexchange.com

10
Is this mystery antenna suitable for ham radio?
ham.stackexchange.com

10
What is proper procedure for asking for "distant" contacts on 2m FM on simplex?
ham.stackexchange.com

9
How do I find source of vibration from a mechanical source outside of my home?
electronics.stackexchange.com

9
How should two loopstick antennas be placed w.r.t each other to maximize transmission?
ham.stackexchange.com

9
What is the fastest temperature sensor?
electronics.stackexchange.com

9
Tuning/trimming a ground plane antenna
ham.stackexchange.com

8
Will transmitting on this antenna cause problems?
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8
Do accelerometers know when they are moving straight up or straight down?
electronics.stackexchange.com

8
Calculating satellite passes without an internet tracker?
ham.stackexchange.com

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