All posts by smiggy

EEVacademy #7 – Designing Combinatorial Digital Logic Circuits

How do you convert a logic truth table into a digital logic circuit?
Dave shows you how with the Sum Of Products method.
Forum: http://www.eevblog.com/forum/blog/eevacademy-7-designing-combinatorial-digital-logic-circuits/

EEVblog Main Web Site: http://www.eevblog.com
The 2nd EEVblog Channel: http://www.youtube.com/EEVblog2

Support the EEVblog through Patreon!
http://www.patreon.com/eevblog

Donate With Bitcoin & Continue reading EEVacademy #7 – Designing Combinatorial Digital Logic Circuits

What Can Old Test Gear Teach Us About Electronics? Find Out.

What can two $5 oscilloscopes teach us about electronics? Will they work without any restoration? Find out! To check out my Patreon page, click here: https://www.patreon.com/MrCarlsonsLab To see additional information about this video, click the “SHOW MORE” tab below this description.

Video Details:

* Video build time: 14 days.
* Continue reading What Can Old Test Gear Teach Us About Electronics? Find Out.

Samsung 50″ & 55″ LED TV UN50 Power Supply Board Replacement Tutorial Model

Samsung Power Supply for 50″ & 55
CLICK HERE for TV Parts: http://www.shopjimmy.com/samsung-bn44-00612b-power-supply-unit.htm

SKU: sj-BN44-00612B
Part Type: Power Supply Unit
Part Number: BN44-00612B
Part Usage: LED/LCD
MFR Part Number 1: Samsung BN44-00612B
Continue reading Samsung 50″ & 55″ LED TV UN50 Power Supply Board Replacement Tutorial Model

Vizio 60″ LED TV Power Supply Board Replacement Tutorial Model D60-D3 09-60CAP0C0-00

Vizio Power Supply Replacement Help
CLICK HERE for TV PARTS: http://www.shopjimmy.com/vizio-09-60cap0c0-00-power-supply-for-d60-d3.htm

SKU: sj-09-60CAP0C0-00
Part Type: Power Supply Unit
Part Number: 09-60CAP0C0-00
Part Usage: LED/LCD
MFR Part Number 1: Vizio 09-60CAP0C0-00
Board Number(s): 09-60CAP0C0-00, CAP0C PW BD, 1P-1159800-1010
Brands: Vizio
Important Message: 09-60CAP0C0-00 can be found on a barcode sticker on board.
TV Part Types: Power Supply

Vizio Continue reading Vizio 60″ LED TV Power Supply Board Replacement Tutorial Model D60-D3 09-60CAP0C0-00

Vizio 60″ LED TV Main Board Replacement Tutorial Model D60-D3 Y8387078S

Vizio Power Supply Replacement Help
CLICK HERE for TV PARTS: http://www.shopjimmy.com/vizio-y8387078s-main-board-for-d60-d3-led-tv-lftrupbs-serial.htm

SKU: sj-Y8387078S
Part Type: Main Unit, Main Board, HDMI Input, A/V Board, Signal Board, Tuner Board, USB Input, Digital Audio Output
Part Number: Y8387078S
Part Usage: LED/LCD
MFR Part Number 1: Vizio Y8387078S
Board Number(s): 0160CAP0C100, 1P-0147C00-2010, CAP08-2L MB, 078C
Notes, Comments & Continue reading Vizio 60″ LED TV Main Board Replacement Tutorial Model D60-D3 Y8387078S

EEVblog #1031 – $25 DPS3003 PSU Module Characterisation

Characterising the performance and efficiency of the $25 DPS3003 30V 3A lab power supply module from RDtech.
Includes a how-to on measuring DC-DC converter efficiency graphs, with module power loss on the secondary Y axis.

https://www.aliexpress.com/store/product/RD-DPS3003-Constant-Voltage-current-Step-down-Programmable-Power-Supply-module-buck-Voltage-converter-color-LCD/923042_32685187020.html

XL7005 datasheet: http://www.xlsemi.com/datasheet/XL7005A%20datasheet-English.pdf

Previous video on the DPS3003 & other PSU Modules
<a Continue reading EEVblog #1031 – $25 DPS3003 PSU Module Characterisation

TSP #95 – Teardown, Repair & Analysis of an Agilent E4443A 3Hz – 6.7GHz PSA Series Spectrum Analyzer

In this episode Shahriar repairs an Agilent PSA Series Spectrum Analyzer. The instrument generates many errors during self-alignment and produces no measurements below 3.2GHz. The block diagram of the unit is thoroughly presented and various possible failure points are considered. Based on the observation of the noise floor, the most Continue reading TSP #95 – Teardown, Repair & Analysis of an Agilent E4443A 3Hz – 6.7GHz PSA Series Spectrum Analyzer

Vizio 60″ LED TV T-Con Board Replacement Tutorial Model D60-D3 072-0001-4809

Vizio T-Con Replacement Help
CLICK HERE for TV PARTS: http://www.shopjimmy.com/vizio-072-0001-4809-t-con-board.htm

SKU: sj-072-0001-4809
Warranty: 180-Day Warranty
Part Type: T-Con Board, LCD Controller, Control Board, CTRL Board, Timing Control
Part Number: 072-0001-4809
Part Usage: LED/LCD
MFR Part Number 1: Vizio 072-0001-4809
MFR Part Number 2: Vizio 072-0001-5909
Board Number(s): RUNTK5489TP, 0116FV, 1P-013BJ00-4011
Notes, Comments & Additional Information: ShopJimmy Continue reading Vizio 60″ LED TV T-Con Board Replacement Tutorial Model D60-D3 072-0001-4809

LG 50” LED TV – No Picture Bad Backlights – How To Replace LED Strips 50LN

How to Replace LG TV 50LN LED Strips
CLICK HERE for TV PARTS: http://www.shopjimmy.com/heesung-hc500dun-vcfp1-11xx-led-strips-12-strips.htm

SKU: sj-HC500DUN-VCFP1-11XX LED Strips

Part Type: LED Strips
Part Number: HC500DUN-VCFP1-11XX LED Strips
Part Usage: LED/LCD
Board Number(s): P0LA2.0, LG INNOTEK POLA2.0 50″ REV0.0 R TYPE 2013.02.07, LG INNOTEK POLA2.0 50″ REV0.0 L TYPE 2013.02.07
Panel Sticker Number: HC500DUN-VCFP1-11XX
Panel Continue reading LG 50” LED TV – No Picture Bad Backlights – How To Replace LED Strips 50LN