Donkey Learning IT
Raptoreum profit: Intel Xeon E5 vs AMD Ryzen 9 3900: too late for the party
20:49
Donkey Learning IT
SMPS repair series #11: Basics of Feedback Loop and Control Theory in power supplies
15:51
Donkey Learning IT
SMPS repair series #10: Temperature compensated Zener diode in linear regulators
13:27
Donkey Learning IT
460W Switch Mode PSU teardown, detailed overview and repair: Cisco 3550 PWR PoE
30:05
Donkey Learning IT
Article 13: Should I turn on YouTube monetization? Your opinion matters
7:53
Donkey Learning IT
IKEA Ledare 1800lm 22W LED lamp: Teardown and overview
8:51
Donkey Learning IT
AC voltage Part 2: root-mean-square (RMS) value explained in Python
20:35
Donkey Learning IT
AC vs DC voltage Part 1: RMS Equivalent heating value explained
9:56
Donkey Learning IT
SMPS repair series #9: Zener diode and power transistor without feedback loop
17:57
Donkey Learning IT
Electron flow vs. Conventional current: Thompson's cathode ray experiment
16:52
Donkey Learning IT
Switch mode power supply repair #8: Pulse Width Modulation explained (PWM)
23:36
Donkey Learning IT
Switch mode power supply repair #7: Basics of Pulse Width Modulation (PWM)
17:21
Donkey Learning IT
Howto repair switch mode power supplies #6: Basics of Linear Regulators and voltage references
18:46
Donkey Learning IT
Howto repair switch mode power supplies #5: Magnetic core materials, ferrite vs steel
21:31
Donkey Learning IT
Howto repair switch mode power supplies #4: Inductor in electronic circuits P2
17:21
Donkey Learning IT
Howto repair switch mode power supplies #3: Inductor in electronic circuits P1
13:45
Donkey Learning IT
Repair Cisco ASA5505 firewall not powering on: video reply to subscriber question
2:25
Donkey Learning IT
Howto repair switch mode power supplies #2: Stand-by circuit and its functionality
8:53
Donkey Learning IT
Howto repair switch mode power supplies #1: basics, and block diagram of a PSU
17:01
Donkey Learning IT
RAID arrays: RAID0 striping, mean time between failure, tracks, sectors, onsite and offsite backup
18:55
Donkey Learning IT
KVM hypervisor install on virtualization server: BIOS, VT-x, VT-d, Debian bootable USB
10:52
Donkey Learning IT
Type 1 bare metal vs Type 2 hosted hypervisors, and the VT-x extension: Basics of virtualization
22:33
Donkey Learning IT
Setting up APC7920 PDU power distribution unit: IP address, web management HTTP, HTTPS, SSL, SSH
29:10
Donkey Learning IT
Building an IKEA table-rack mounted lab for virtualization, CCNA-CCNP studies, and ZFS
11:18
Donkey Learning IT
Cheap home lab build: virtualization server, GNS3 for CCNA-CCNP rack, and ZFS
19:35
Donkey Learning IT
Building an IKEA Lack Rack on wheels for Cisco CCNA and virtualization home lab
15:00
Donkey Learning IT
Introduction to RAID arrays, basic concepts, sequential vs. random I/O, mechanical vs. SSD drives
12:38
Donkey Learning IT
Repair of a Cisco 2960G switch with amber LED via RAM chip replacement (FAIL/defect)
36:51
Donkey Learning IT
How to reflow a GPU from start to finish #2 reflow process and testing the repaired card
19:33
Donkey Learning IT
How to reflow a GPU from start to finish #1 preparing the card for BGA reflow
24:47
Donkey Learning IT
Tools for BGA and SMD rework #2 reballing, IR rework station, flux and profile development
37:16
Donkey Learning IT
Tools for BGA and SMD rework #1 soldering station, multimeter, screw drivers, microscope
27:17
Donkey Learning IT
500W Be Quiet! ATX power supply teardown, detailed overview and repair
36:36
Donkey Learning IT
Corsair VS550 vs Be Quiet! 500W power supply side-by-side comparison and overview
21:25
Donkey Learning IT
APC PDU #3 Howto reset the password under linux and windows step-by-step
29:33
Donkey Learning IT
APC 7920 PDU #2 DIY cheap serial console cable for password reset
40:56
Donkey Learning IT
APC 7920 PDU #1 overview, usage scenarios and teardown
39:11
Donkey Learning IT
DIY cheap microphone preamp for Canon DSLR #3 case build and putting it together
35:28
Donkey Learning IT
DIY cheap microphone preamp for Canon DSLR #2 soldering components into PCB
23:46
Donkey Learning IT
DIY cheap microphone preamp for Canon DSLR #1 component selection and tools
25:35
Donkey Learning IT
Howto build virtualization home lab #4 HP NC364T cards for GNS3 home lab and MoBo install
30:02
Donkey Learning IT
Howto build virtualization home lab #3 RAM instal and Fractal Design XL R2 case preparation
19:46
Donkey Learning IT
Howto build virtualization home lab #2 Thermalright 140BW cooler install on Gigabyte 990FXA-UD5
28:38
Donkey Learning IT
Howto build virtualization home lab #1 Unboxing 990FXA-UD5, AMD FX 8350, Thermalright 140BW
21:34
Donkey Learning IT
Howto build virtualization home lab for VMware, KVM, GNS3 and ZFS: Part selection (part2)
16:08
Donkey Learning IT
Howto build virtualization home lab for VMware, KVM, GNS3 and ZFS: Part selection
56:15
Donkey Learning IT
Cisco stackwise #1 Basics tutorial on the switch stackwise for CCNA
28:03
Donkey Learning IT
Cisco 3750G Gigabit Layer 3 switch PSU & MoBo component level teardown: CCNA lab and repair
31:18
Donkey Learning IT
Cisco 3750G Gigabit Layer 3 switch teardown, a detailed overview for CCNA lab and repair
33:54
Donkey Learning IT
Cisco 1941 ISR router teardown an detailed overview for CCNA lab and repair
35:41
Donkey Learning IT
Cisco ASA5505 firewall teardown an detailed overview for CCNA security lab and repair
32:39
Donkey Learning IT
Cisco 2960G Switch teardown an detailed overview for CCNA lab and repair -Part2
34:31
Donkey Learning IT
Cisco 2960G Switch teardown an detailed overview for CCNA lab and repair -Part1
21:49