Hardware

Raspberry Pi 4 alternatives: Odroid M1 8GB RAM – how to run Bitcoin full node & Lightning node – the Ultimate Step-by-step Guide how install Umbrel OS & BTC apps

DIY & run your own Bitcoin node:

USE YOUR OLD PC / Mac,
much better a dedicated device! – Why? (coming soon)
even better if laptop! – Why? (coming soon)

Just need to download and install Bitcoin Core.

To learn more about Bitcoin Nodes & Lightning Nodes & Mempool etc.,
I recommend to install Umbrel OS (need to install Ubuntu first) – How? (coming soon)
Easiest Software to run a Bitcoin node (1 click install & setup) – Why? (coming soon)

BUY REFURBISHED device (better from company with warranty, can even find from eBay):
Dell Optiplex SFF, Fujitsu Esprimo SFF & Mini Desktops, HP EliteDesk, Lenovo Mini PC and some more.
+ add minimum 1 TB SSD (Bitcoin Full Blockchain size about 550GB at the moment).

BUY NEW DEVICE from Amazon or Aliexpress:
New Intel NUC or Mini PC & Pocket PC.

Better faster SSD!
NVMe 2280 M-key SSD
(not normal SATA M.2 SSD)
& (add) at least 8GB of RAM.

Building a Reliable Bitcoin full node: essential hardware

Best NVMe Samsung 970 EVO Plus. Why?

Buy a plug-and-play Bitcoin node from my E-shop

with Odroid board + Ubuntu Server for Umbrel OS preinstalled.

Learn more about how I arrived to Odroid &
(even manage to install it on my old Synology NAS using VM &
why Odroid boards are a good alternative?

More info:

Raspberry Pi & alternatives
Umbrel Home & alternatives

What Software to use to run a Bitcoin node