Donkey Learning IT
@DonkeyLearningIT
20:48
Raptoreum profit: Intel Xeon E5 vs AMD Ryzen 9 3900: too late for the party
Donkey Learning IT
Shared 18/11/2021
15:50
SMPS repair series #11: Basics of Feedback Loop and Control Theory in power supplies
Donkey Learning IT
Shared 18/01/2019
13:26
SMPS repair series #10: Temperature compensated Zener diode in linear regulators
Donkey Learning IT
Shared 12/01/2019
30:04
460W Switch Mode PSU teardown, detailed overview and repair: Cisco 3550 PWR PoE
Donkey Learning IT
Shared 06/01/2019
07:52
Article 13: Should I turn on YouTube monetization? Your opinion matters
Donkey Learning IT
Shared 30/12/2018
20:34
AC voltage Part 2: root-mean-square (RMS) value explained in Python
Donkey Learning IT
Shared 23/12/2018
09:55
AC vs DC voltage Part 1: RMS Equivalent heating value explained
Donkey Learning IT
Shared 16/12/2018
17:56
SMPS repair series #9: Zener diode and power transistor without feedback loop
Donkey Learning IT
Shared 05/12/2018
16:51
Electron flow vs. Conventional current: Thompson's cathode ray experiment
Donkey Learning IT
Shared 25/11/2018
23:35
Switch mode power supply repair #8: Pulse Width Modulation explained (PWM)
Donkey Learning IT
Shared 14/11/2018
17:20
Switch mode power supply repair #7: Basics of Pulse Width Modulation (PWM)
Donkey Learning IT
Shared 16/01/2018
18:45
Howto repair switch mode power supplies #6: Basics of Linear Regulators and voltage references
Donkey Learning IT
Shared 24/07/2017
21:30
Howto repair switch mode power supplies #5: Magnetic core materials, ferrite vs steel
Donkey Learning IT
Shared 25/06/2017
17:20
Howto repair switch mode power supplies #4: Inductor in electronic circuits P2
Donkey Learning IT
Shared 11/06/2017
13:44
Howto repair switch mode power supplies #3: Inductor in electronic circuits P1
Donkey Learning IT
Shared 04/06/2017
02:24
Repair Cisco ASA5505 firewall not powering on: video reply to subscriber question
Donkey Learning IT
Shared 30/05/2017
08:52
Howto repair switch mode power supplies #2: Stand-by circuit and its functionality
Donkey Learning IT
Shared 04/05/2017
17
Howto repair switch mode power supplies #1: basics, and block diagram of a PSU
Donkey Learning IT
Shared 02/04/2017
18:54
RAID arrays: RAID0 striping, mean time between failure, tracks, sectors, onsite and offsite backup
Donkey Learning IT
Shared 25/02/2017
10:51
KVM hypervisor install on virtualization server: BIOS, VT-x, VT-d, Debian bootable USB
Donkey Learning IT
Shared 05/02/2017
22:32
Type 1 bare metal vs Type 2 hosted hypervisors, and the VT-x extension: Basics of virtualization
Donkey Learning IT
Shared 02/02/2017
29:09
Setting up APC7920 PDU power distribution unit: IP address, web management HTTP, HTTPS, SSL, SSH
Donkey Learning IT
Shared 21/01/2017
11:17
Building an IKEA table-rack mounted lab for virtualization, CCNA-CCNP studies, and ZFS
Donkey Learning IT
Shared 07/01/2017
19:34
Cheap home lab build: virtualization server, GNS3 for CCNA-CCNP rack, and ZFS
Donkey Learning IT
Shared 06/01/2017
14:59
Building an IKEA Lack Rack on wheels for Cisco CCNA and virtualization home lab
Donkey Learning IT
Shared 25/12/2016
12:37
Introduction to RAID arrays, basic concepts, sequential vs. random I/O, mechanical vs. SSD drives
Donkey Learning IT
Shared 24/09/2016
36:50
Repair of a Cisco 2960G switch with amber LED via RAM chip replacement (FAIL/defect)
Donkey Learning IT
Shared 10/09/2016
19:32
How to reflow a GPU from start to finish #2 reflow process and testing the repaired card
Donkey Learning IT
Shared 03/09/2016
24:46
How to reflow a GPU from start to finish #1 preparing the card for BGA reflow
Donkey Learning IT
Shared 02/09/2016