Science/Tech>Tech Chat

The Homemade Heat Pump Manifesto (2009)

CommunityNews

CommunityNews

The Homemade Heat Pump Manifesto (2009)

Why is it that people who can afford to have a Ground Source Heat Pump system don’t really need the low cost of operation, and people who really need the low cost of Ground Source Heat Pump operation can’t afford to have one?

It is to attempt to remedy this dilemma that I have done the work which is illustrated in the pages you are about to read.

Read in full here:

This thread was posted by one of our members via one of our news source trackers.

View thread on forum
0 963 0

Where Next?

View thread on forum
Home Science/Tech>Tech Chat
0 963 0
Last post

Popular Science Tech topics Top

AstonJ
Science/Tech>Tech Chat

CES 2021 - 11 Jan (virtual)
For those on the lookout for new monitors/TVs etc, you may want to wait until CES as that’s when most manufacturers usually announce new ...
#hardware#ces-2021#ces
9 1405 7
New
First poster: bot
Science/Tech>Tech Chat

Journalism, particularly at the highest level, is about raw power
THIS MONTH we learned that Tesla, a $400 billion public company run by one of the richest people in the world, has done away with its med...
cjr.org
#tesla
2 1036 0
New
First poster: bot
Science/Tech>Tech Chat

Building without heating: how to build homes with virtually no heating (2020)
In today’s technological, resource-filled world, there is no excuse for New Zealand homes to be damp, cold or drafty. Even in the hottest...
archipro.co.nz
0 1201 0
New
First poster: bot
Science/Tech>Tech Chat

Hackers Find a New Way to Deliver Devastating DDoS Attacks
Cybercriminals are exploiting a fleet of more than 100,000 misconfigured servers to knock websites offline.
wired.com
2 1153 0
New
First poster: bot
Science/Tech>Tech Chat

One Day, AI Will Seem as Human as Anyone. What Then?
A Google engineer’s claim that the LaMDA program is sentient underscores an urgent need to demystify the human condition.
wired.com
0 982 0
New
CommunityNews
Science/Tech>Tech Chat

Nothing Phone (2a) Review: The New Budget Standard
I had zero problems covering a major mobile trade show with this $350 Android smartphone from Nothing.
wired.com
#review
0 775 0
New
CommunityNews
Science/Tech>Tech Chat

Can Reddit Survive Its Own IPO?
An army of more than 60,000 unpaid moderators has unprecedented power over Reddit. The company’s future hinges on whether they can coexis...
wired.com
0 612 0
New
CommunityNews
Science/Tech>Tech Chat

He Got a Pig Kidney Transplant. Now Doctors Need to Keep It Working
Researchers think a combination of genetic edits and an experimental immunosuppressive drug could make the first pig kidney transplant a ...
wired.com
0 626 0
New
CommunityNews
Science/Tech>Tech Chat

'Civil War' Review: Alex Garland Plays Both Sides
Civil War is a big and loud and visually arresting film, but its politics are confused and potentially radicalizing.
wired.com
#review
0 599 0
New
CommunityNews
Science/Tech>Tech Chat

12 Best Black Friday Coffee and Espresso Deals (2024)
Strengthen your morning coffee game with stiff deals on espresso machines, handmade coffee machines, grinders, and more.
wired.com
0 538 0
New

Other popular topics Top

PragmaticBookshelf
General Dev>Learning Resources

Forge Your Future with Open Source
Free and open source software is the default choice for the technologies that run our world, and it’s built and maintained by people like...
pragprog.com
#pragprog#published-book/book-forge-your-future-with-open-source
3 5654 0
New
AstonJ
Science/Tech>Health & Diet

David Sinclair's new Lifespan podcast
We’ve talked about his book briefly here but it is quickly becoming obsolete - so he’s decided to create a series of 7 podcasts, the firs...
#health#podcasts#bio-hackers#david-sinclair
87 6790 49
New
AstonJ
Frontend>Chat

Online Hand to eye coordination test
Was just curious to see if any were around, found this one: I got 51/100: Not sure if it was meant to buy I am sure at times the b...
#online-tools
4 4562 1
New
Help
Game Dev>Questions

Can I use Java to program a game for Nintendo switch?
I am trying to crate a game for the Nintendo switch, I wanted to use Java as I am comfortable with that programming language. Can you use...
/java#nintendo
8 4771 3
New
AstonJ
macOS>Chat

How to block any website on Mac using Little Snitch
If you want a quick and easy way to block any website on your Mac using Little Snitch simply… File > New Rule: And select Deny, O...
#macos#how-to#littlesnitch
5 11227 3
New
DevotionGeo
General Dev>Questions

Do you prefer regular mechanical keyboards or low profile mechanical keyboards and why?
I have always used antique keyboards like Cherry MX 1800 or Cherry MX 8100 and almost always have modified the switches in some way, like...
/keyboards#mechanical-keyboards
27 3877 9
New
AnfaengerAlex
Android>Questions

Unresolved Reference to android in build.gradle.kts – Beginner Issue
Hello, I’m a beginner in Android development and I’m facing an issue with my project setup. In my build.gradle.kts file, I have the foll...
#binding
0 7460 2
New
PragmaticBookshelf
Backend>Learning Resources

MySQL 9 Essentials
A concise guide to MySQL 9 database administration, covering fundamental concepts, techniques, and best practices. Neil Smyth MySQL...
pragprog.com
#pragprog#published-book/mysql/book-mysql-9-essentials
2 4162 0
New
CommunityNews
Game Dev>In The News

Grand Theft Auto: Vice City | DOS games in browser
Open-source implementation of the classic GTA engine now running directly in your browser. Experience the reVC technology demo on DOS.Zon...
dos.zone
#games#browser
0 173 0
New
xiji2646-netizen
AI>Chat

Claude Code's entire source just leaked (512K lines) - anyone else digging through it?
Woke up to this today: Claude Code’s complete source code exposed via npm source map. Not a snippet. All 512,000 lines. 1,900 TypeScript ...
#claude
6 8359 5
New
Back to top

Sponsor Spotlight

EEF

Supporting innovation across the BEAM ecosystem.

Science/Tech>Tech Chat

Science/Tech Tech Chat ❯

Latest on Devtalk

Devtalk ❯

We ❤️ helpful members!

We reward our most helpful members via our MOTM scheme - by giving away a whopping 25 books per year!

Member of the Month

Devtalk Sponsors

Pragmatic Bookshelf

Practical resources that improve the lives of professional developers.

Erlang Solutions

We build trusted fault-tolerant systems that scale to billions of users.

Honeybadger

Real-time error tracking, performance insights, and observability for devs.

EEF

Supporting innovation across the BEAM ecosystem.

coders51

We build reliable cloud platforms for business-critical systems.

Manning Publications

Develop your skills with books, videos, and courses.

AppSignal

Catch errors, track performance, monitor hosts and more.

WyeWorks

Enabling companies to succeed by building software people love.

Pragmatic Studio

Courses that move you from confusion to "Aha, now I get it!"

Linux New Media

Publishing Linux Magazine, ADMIN, and MakerSpace for 25+ years.

View all our sponsors ❯

Categories:

Sub Categories:

Popular Portals

Devtalk Sponsors

Pragmatic Bookshelf

Practical resources that improve the lives of professional developers.

Erlang Solutions

We build trusted fault-tolerant systems that scale to billions of users.

Honeybadger

Real-time error tracking, performance insights, and observability for devs.

EEF

Supporting innovation across the BEAM ecosystem.

coders51

We build reliable cloud platforms for business-critical systems.

Manning Publications

Develop your skills with books, videos, and courses.

AppSignal

Catch errors, track performance, monitor hosts and more.

WyeWorks

Enabling companies to succeed by building software people love.

Pragmatic Studio

Courses that move you from confusion to "Aha, now I get it!"

Linux New Media

Publishing Linux Magazine, ADMIN, and MakerSpace for 25+ years.

View all our sponsors ❯

We're in Beta

About us Mission Statement See our Roadmap