Projects, Designs, and Technical Stuff

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	A Programmable USB Hub	MCU Projects	12 Replies 1067 Views	August 06, 2026, 06:54:47 am by MCU Projects
	We manufacture mmWave radar modules (24/77/80GHz) — engineering Q\&A welcome	mmWaveRadar	2 Replies 502 Views	August 06, 2026, 12:29:50 am by mr ed
	Reverse engineering an Energymeter and confusion on the differential inputs	oliv3r	4 Replies 710 Views	August 05, 2026, 08:40:53 am by oliv3r
	UNI-T UT61E+ cross platform CLI/GUI application	antoinecellerier	9 Replies 1654 Views	August 05, 2026, 08:00:30 am by antoinecellerier
	Musk's rocket debries to hit Moon Aug 5 2:35 EST	Bud	11 Replies 728 Views	August 05, 2026, 07:44:43 am by RoGeorge
	Working magnetic levitation system: next project, a clock with a levitating hand « 1 2 All »	Dominiz78	25 Replies 1925 Views	August 05, 2026, 07:08:46 am by Kilrah
	Primary side regulated circuit design options	zelool	12 Replies 888 Views	August 05, 2026, 06:41:33 am by MariuszD
	Agilent E5810a tkinter/gui discovery and inventory tool	Cyclotron	0 Replies 198 Views	August 05, 2026, 03:49:12 am by Cyclotron
	Divide by 10 cct needed « 1 2 3 4 5 6 All »	ME	131 Replies 9994 Views	August 05, 2026, 03:20:55 am by David Hess
	Medical implant teardown: intro & Intermedics Interlith 224 pacemaker	D Straney	1 Replies 1199 Views	August 04, 2026, 01:18:15 pm by Seekonk
	LCD outdoor touch display (esp32) 5-10 inch - where to find?	Cvijo	11 Replies 4517 Views	August 04, 2026, 09:14:42 am by everglory
	Controllable hdmi dummy plug	BradC	20 Replies 1994 Views	August 04, 2026, 02:27:18 am by BradC
	Energy saving 500mA pulse - Feedback Wanted	BoomStick0117	7 Replies 1012 Views	August 03, 2026, 11:57:34 pm by PCB.Wiz
	Inexpensive, high-precision voltage 0–32V / 0–2.5A on the STM32F103C8T6 BluePill	Aleksei_SU	3 Replies 742 Views	August 03, 2026, 08:34:27 pm by Aleksei_SU
	Floating MOSFET gate drive for a slow-switching capacitor array « 1 2 All »	Inna89K	38 Replies 2348 Views	August 03, 2026, 11:47:44 am by jonpaul
	A Programmable Decade Capacitor	MCU Projects	0 Replies 346 Views	August 03, 2026, 07:56:15 am by MCU Projects
	Benchtop Pulsed EM Rig: 3 lb Jump Coil Inductance & Driver Arch	2ndchair	10 Replies 818 Views	August 03, 2026, 05:18:02 am by 2ndchair
	Co-channel Interference Between Two Independent 433.92 MHz Wireless Systems	Omkar_tondare	4 Replies 480 Views	August 03, 2026, 03:39:05 am by NiHaoMike
	High quality audio opamp (discrete), under development. « 1 2 All »	Kokoriantz	39 Replies 3645 Views	August 03, 2026, 03:01:48 am by Kokoriantz
	Wildly overshooting current feedback amplifier	Vilius	9 Replies 1067 Views	August 02, 2026, 10:17:40 pm by booscrawl
	My Take on the Carlson Super Probe (Now with scope output!!)	watchmaker	22 Replies 7762 Views	August 02, 2026, 09:26:46 pm by Kjo
	deskew method investigation and fixing	john23	0 Replies 176 Views	August 02, 2026, 08:35:50 pm by john23
	A Compact Programmable Decade Resistor	MCU Projects	0 Replies 298 Views	August 02, 2026, 04:14:10 pm by MCU Projects
	Need datasheet for LCD RK070IR08H-CTG?	Rodo	0 Replies 141 Views	August 02, 2026, 04:07:18 pm by Rodo
	New PCB design tool project	JamesDean	4 Replies 1377 Views	August 02, 2026, 03:29:00 pm by free_electron
	Flex PCB: IPC Bend Ratios in Smart Glasses	GajendranK	2 Replies 308 Views	August 02, 2026, 01:31:55 pm by GajendranK
	REX-C100 Controller received w/ sticker on unit that does not match manual	JohnRob	2 Replies 266 Views	August 02, 2026, 04:39:07 am by JohnRob
	Digitally-Controlled Linear Power Supply Based on STM32 – Classic Design	iskel	7 Replies 3925 Views	August 01, 2026, 06:58:56 pm by iskel
	Pressure sensing conditioning circuit - Sim problems	Alaezae	4 Replies 471 Views	August 01, 2026, 10:03:25 am by Terry Bites
	Reverse engineering FNIRSI-5012H « 1 2 3 4 5 6 ... 17 All »	ataradov	403 Replies 190587 Views	July 31, 2026, 08:04:36 pm by niazlv
	Lars DIY GPSDO with Arduino and 1ns resolution TIC « 1 2 3 4 5 6 ... 52 »	lars	1283 Replies 525147 Views	July 31, 2026, 06:15:55 pm by Mike99
	DIY Stackable Single Cell LFP Protection Board - Feedback Wanted	BoomStick0117	0 Replies 180 Views	July 31, 2026, 05:03:42 pm by BoomStick0117
	Building a Custom HDMI Field Monitor to Solve Sony HDMI Output	CamerasRcool86	0 Replies 181 Views	July 31, 2026, 04:41:22 pm by CamerasRcool86
	Choppy LVDS LOW on custom board (STM32U5G9 clone)	BFarkas	0 Replies 164 Views	July 31, 2026, 02:10:24 pm by BFarkas
	Anyone has a Atmel/Microchip ATDH1150USB programmer?	squadchannel	2 Replies 315 Views	July 31, 2026, 06:44:37 am by squadchannel
	Drawing on Analog osciloscope	PorażonyMati49	5 Replies 641 Views	July 30, 2026, 07:18:36 pm by oz2cpu
	PCF8563T RTC based PCB design not working, bad crystal or bad design?	cfoyer	13 Replies 792 Views	July 30, 2026, 06:43:37 pm by PGPG
	Compenent value for Pfc and boost converter	erdemtr55	8 Replies 896 Views	July 30, 2026, 06:00:35 pm by Terry Bites
	How to assess ground loops?	resonant_frequency	12 Replies 1435 Views	July 30, 2026, 05:29:05 pm by Terry Bites
	FN401 Lithium Battery Fuel Transfer Pump - Stops after exactly 5 seconds with ov	Misina90	2 Replies 206 Views	July 30, 2026, 03:31:53 pm by Misina90