VE1DX
VE1DX
@ve1dx
Member
Joined: 2019-07-25 6:30 pm
Last seen: 2023-11-02 5:04 pm
Topics: 20 / Replies: 123
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RE: Raspberry Pi 5 announced

I pre-ordered one yesterday. I'm glad they are building their own silicon chips in the UK. The Pi 4's finally came down in price, but I managed to res...

1 year ago
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RE: Hurry ! raspberry pi 4 aivailable on Pishop.ca

I ordered an 8 GB Pi4 from them last Sunday (9 July) for $104 CDN plus tax and shipping. According to Canada Post's tracking, I will have it on Frida...

1 year ago
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RE: Has anyone been tinkering with ChatGPT?

@zander, I tend to share your concerns. However, it's clear this isn't the whole package, and it's probably alpha or beta testing something bigger. We...

2 years ago
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RE: HP-35 and Python

Every operating system I know of comes with a built-in calculator these days. Smartphones as well. This program was more of a chance to re-live my d...

2 years ago
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RE: HP-35 and Python

Such as it is. My first "toe in the water" with Python programming: I have tested it on Debian-11 (on a Pi 4) and Ubuntu 22.04 with an Intel CPU...

2 years ago
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RE: Raspberry Pi Replacements

Regarding your latest newsletter, Bill, I vote to keep going with the Raspberry Pi. As @dxj opines, this chip shortage is temporary. Many of us have a...

2 years ago
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RE: Basic electrical question

That's the plan, @will . . . the engineer I fired was my son, BTW. He went off and switched to applied math and hence his electrical engineering is r...

3 years ago
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RE: Could a Buck Converter causes interference problems with an RF device?

@tedbear I had too many circuits driven by a well heatsinked 7806. Combined, they drew up to 1.3 amps as things switched on and off. The heat sink w...

3 years ago
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RE: Basic electrical question

@will Thank you for the correct way to look at this. Being a stubborn fellow, I didn't give up. The EU and NA models of the electric kettle I was ...

3 years ago
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RE: Basic electrical question

Otherwise, I can build a Rube Goldberg machine. Rheostat to play with the 120 V in to lower it to 80-90 volts. Then feed that into the 120 --> 240 ...

3 years ago
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RE: Basic electrical question

The P = I * V one gets his walking papers! I knew there was more to this. No idea if the element is the same resistance. I think I'll give up on th...

3 years ago
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RE: BeagleBone Black (Python3 ISR)

Something to try if anyone does get one of these boards. - Paul VE1DX ## How to write an ISR (a 'callback' in Python speak) in Python 3.7.3 on...

3 years ago
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RE: ESP-WROOM-32 and serial port

@dale and @byron Thank you both for the thoughtful responses. Because of bad weather and a dozen other things, I'm just getting back to this now. I ...

4 years ago
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RE: ESP-WROOM-32 and serial port

@byron thanks, both suggestions make a heck of a lot of sense. I like the malloc() call and flashing LED idea in particular. The Serial.print(s) mig...

4 years ago
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