Category: Hardware

Setup Bluetooth Headset under linux debian gnome2 mate desktop
23.08.2018

preparations on terminal: detect your hardware: you can get old but well supported notebooks/laptops here like the dell latitude e4310 with this intel-spy-on-me wifi/bluetooth module on board: lshw |grep lue description: Bluetooth wireless interface product: DW375 Bluetooth Module capabilities: bluetooth […]

open source hardware
03.08.2018

https://elinux.org/Embedded_Open_Modular_Architecture/EOMA68 https://elinux.org/images/9/9e/Eoma68.pdf https://fosdem.org/2018/stands/

28.06.2018

Update: Solar Power Raspberry Pi AND charge your phone. okay it is a little unfair… of a comparison… but that is the hardware currently available to me. And i just wanted to share that at double the costs – the […]

24.05.2018

Solar Panel 100W (12V?) and Battery Charger (12V) https://www.offgridtec.com/en/complete-systems/solar-system-autarkic/offgridtec-solar-bausatz-basic-starter-100-watt-12v.html Solar Panel Module Voltage: (Vmp) 17,6V Victron BlueSolar PWM-Light 12V 24V 10A -> DataSheed Maximum solar voltage: 28V possible alternative: Steca Solsum 8.8F 12Vor better: Steca-LCD-Display-PR-2020 12V -> 5V Car USB […]

Sun Fire UltraSparc T1000 RISC Server Overview
21.05.2018

want to buy one? check ebay: for „sun“ and „sparc“ https://www.ebay.de/itm/Sun-SPARC-Enterprise-T5220-4-Core-1-2-GHz-64GB-RAM-DVD-Server-Ultrasparc-II/153009384825 recipe: what you will need: a T1000 alternatively: ear sealing headphones + music. a LAN switch with DHCP-server/router attached LAN cables (atleast 4x (1x DHCP-server, 1x workstation/client, 1x server […]

znet – estimates 2018 Corporate IT Budgets
30.04.2018

70% of decision makers increase tech budget in 2018, slightly higher than 2017. top technologies: CyberSecurity (53%) Hardware upgrades (47%) cloud services (43%) software (40%) BigData Analytics (20%) Internet of Things (18%) 35% training employees 29% want to hire new […]

Monitoring your Network
04.04.2018

so i guess „monitoring“ is about two things: availability and performance: detect performance bottlenecks get informed if parts (harddisks) / servers have failed / are about to fail security: detect, report and (if possible) automatically fence off „unusual“ network activity […]

Bugs in Hardware – intel microcode updates
12.01.2018

Update: 2018.12: ForeShadow – guest reading Level1 Cache of host ForeShadow (known as L1 Terminal Fault (L1TF) by Intel)[1][2] is a vulnerability that affects modern microprocessors that was first discovered by two independent teams of researchers in January 2018, but […]

amd arm intel cpus all got problems – Meltdown and Spectre – JavaScript could steal your Firefoxs Passwords
04.01.2018

update 2018-03-15: from C’t: new micro codes for intel iCPUs (2011 and onwoards) seem to fix Spectre v2 (CVE-2017-5715) 60minutes: https://www.heise.de/security/meldung/Spectre-Luecke-Intels-Microcode-Updates-fuer-Linux-und-Windows-3994347.html update: good overview and explanation of the situation: ARM also affected. The Meltdown + Spectre Vulnerabilities update: please checkout […]

ODROID-XU4 low power high speed embedded 8 core linux computer – lan dhcp connect and ssh into odroid xu4
19.12.2017

the hardware you can get the ODROID with HDMI (monitor/screen) output: with active cooling: https://www.pollin.de/p/odroid-xu4-einplatinen-computer-samsung-exynos-5422-2-gb-2x-usb-3-0-810409 with passive cooling: https://www.pollin.de/p/odroid-xu4q-einplatinen-computer-samsung-exynos-5422-2-gb-2x-usb-3-0-810750 for 80€ or the NAS/SATA variation (headless, no GPU, no HDMI, no screen/monitor) : https://www.pollin.de/p/odroid-hc1-einplatinen-computer-fuer-nas-und-cluster-anwendungen-810766 for 60€. What SoC are you using? The […]

1986 – 80386 – linux history
30.06.2017

9. September 1986 At the Palladium in Manhattan, New York, Compaq Computer introduces the Compaq Deskpro 386, the first 80386-based personal computer offered by a major computer manufacturer. The Model 40 features a 16 MHz Intel 80386 and 40 MB […]

31.05.2017

it is amazing on how many chips linux can run https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch CPUs you probably have NEVER heared of 😀 OpenRISC – Academic and non-commercial use Being open source, OpenRISC has proved popular in academic and hobbyist circles. For example, Stefan […]