Uploaded October 2015 | Updated September 2026, 1 week ago

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In this T4D:
* I test the latest firmware from Siglent for the SDM3055 bench multimeter.
* A quick overview of the Fluke TiS10 (vs Ti90) thermal camera
* A look at the YZXstudio Black USB Power Monitor (with optional bluetooth module) that Frank Tong sells on his eBay store:

Franky's eBay Store:

Latest LCD Green version ZY1263 (USB 2.0, 18-bit Voltage resolution, 3.5-24V):
rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575143279&toolid=10001&campid=5337768166&customid=Franky+Green+Power+monitor&icep_item=171969412327&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

LCD Red version ZY1262 (USB 2.0 equivalent of the OLED red version you have):
rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575143279&toolid=10001&campid=5337768166&customid=USB-2-0-LCD-Power-Monitor-Red-YZXstudio&icep_item=171969412327&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

Bluetooth Module: rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575143279&toolid=10001&campid=5337768166&customid=Bluetooth-Module-UART-Serial-Interface-SPP&icep_item=201414967094&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

1. Yellow/Blue OLED version ZY1230 (USB 3.0, Fast charge mode):
rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575143279&toolid=10001&campid=5337768166&customid=USB-3-0-Power-Monitor-Yellow-Blue-YZXstudio-ZY1230&icep_item=171657443908&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

2. Red OLED version ZY1231 (USB 3.0, D+/D- voltage display):
rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575143279&toolid=10001&campid=5337768166&customid=Red+OLED+version+ZY1231&icep_item=171606912751&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

3. Black OLED version ZY1252 (USB 2.0, 18-bit voltage resolution, black plastic case):
rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575143279&toolid=10001&campid=5337768166&customid=Black+OLED+version+ZY1252&icep_item=201397906943&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg

A best sell on Frank's StoreL
Digitek-DT-4000ZC-TekPower-TP4000ZC-Data-Logging-Multimeter:
rover.ebay.com/rover/1/711-53200-19255-0/1?icep_ff3=2&pub=5575143279&toolid=10001&campid=5337768166&customid=Digitek+DT-4000ZC&icep_item=200912705694&ipn=psmain&icep_vectorid=229466&kwid=902099&mtid=824&kw=lg
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Music clip from Youtube Music Library - Phase Three by Huma-Huma
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