Beginners - Page 239

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	Subject	Started by	Replies / Views	Last post
hp23, radiolistener, west25, Ezkybel, johansen, sab and 453 Guests are viewing this board.
	Why don't arc lamps use phospors to convert the unwanted wavelengths into light	ELS122	15 Replies 1323 Views	June 05, 2023, 02:14:28 pm by Gyro
	Couldn't an externally saturated choke be used to rectify AC?	ELS122	2 Replies 335 Views	June 24, 2023, 10:03:12 pm by Gyro
	What does the LDR response time mean? how can it be compared to Ohms/second?	ELS122	17 Replies 1007 Views	July 27, 2023, 04:23:09 pm by golden_labels
	What does the last modifier digit mean in russian germanium transistors? P13V(P)	ELS122	1 Replies 289 Views	July 31, 2023, 05:20:10 pm by Vovk_Z
	What's the most efficient power conditioner?	ELS122	1 Replies 226 Views	August 06, 2023, 05:30:28 am by Psi
	How do you calculate the capacitance between earth and a transmission line wire?	ELS122	9 Replies 926 Views	August 06, 2023, 11:25:31 pm by MathWizard
	Is the a problem with this way of calculating triode gain over the other way?	ELS122	11 Replies 1165 Views	August 10, 2023, 01:49:42 pm by TimFox
	What are the inherent differences in asymetric/smetric audio amp output stages?	ELS122	7 Replies 604 Views	August 17, 2023, 02:00:20 am by David Hess
	(Nevermind) Is there any simple arrangement that simulates a HexFET	ELS122	19 Replies 1513 Views	August 17, 2023, 07:56:37 am by Terry Bites
	Would a collector resistor in an emitter follower improve linearity?	ELS122	10 Replies 1248 Views	August 19, 2023, 07:31:02 pm by magic
	Why didn't secondary emission tubes catch on?	ELS122	5 Replies 609 Views	August 20, 2023, 08:33:37 pm by ELS122
	(resolved) What is this EQ op amp arrangement? Servo amp	ELS122	4 Replies 644 Views	August 22, 2023, 05:05:53 pm by Terry Bites
	Why so many op amps or power amp IC's use asymmetric NPN output?	ELS122	5 Replies 695 Views	August 24, 2023, 09:40:09 am by David Hess
	What's the trick to get the most efficiency out of an SS AB solid state amp?	ELS122	23 Replies 1704 Views	August 25, 2023, 01:19:29 am by ELS122
	(Resolved)how NOT overdriving headphones from a high power speaker output stage? « 1 2 All »	ELS122	41 Replies 2951 Views	August 25, 2023, 09:49:38 am by Zero999
	What kills all the output transistors when one shorts? Can it be prevented?	ELS122	2 Replies 619 Views	August 25, 2023, 02:03:02 pm by Wallace Gasiewicz
	Radio receiver: RF Gain vs IF Gain vs IF Filter stages vs AF Gain? « 1 2 All »	ELS122	25 Replies 9005 Views	September 02, 2023, 06:41:58 pm by TimFox
	Would an integrated amplifier have more high order harmonics than a discrete amp	ELS122	21 Replies 1539 Views	September 04, 2023, 07:44:03 pm by TimFox
	Why low current op amps driving headphones sound tinny?	ELS122	0 Replies 304 Views	September 05, 2023, 05:38:24 pm by ELS122
	Bluetooth audio receiver: digital non-DAC output? Limitations in receiver IC?	ELS122	2 Replies 441 Views	September 07, 2023, 06:37:57 pm by tooki
	Where does voltage noise come from?	ELS122	18 Replies 1482 Views	September 11, 2023, 07:09:10 pm by TimFox
	Messuring volts with an integrator and binary counter, or analog; peak detector	ELS122	9 Replies 921 Views	September 12, 2023, 03:22:57 pm by bdunham7
	How fast is the response of a thermal RMS converter?	ELS122	8 Replies 819 Views	September 13, 2023, 07:35:36 am by iMo
	Wouldn't an analog voltmeter messure in true RMS?	ELS122	18 Replies 1504 Views	September 14, 2023, 03:56:48 pm by TimFox
	What's the benefit for bootstrapping op amp output for driving loads?	ELS122	19 Replies 1796 Views	September 21, 2023, 02:15:22 pm by David Hess
	Using open input schmitt trigger CMOS logic as "soft latch"?	ELS122	22 Replies 1532 Views	September 26, 2023, 03:26:49 pm by Doctorandus_P
	Phono cartridge load capacitance for dampening?	ELS122	10 Replies 1474 Views	October 01, 2023, 04:44:59 pm by floobydust
	JFET Audio preamp, diode set constant drain-source voltage, why not with BJT's?	ELS122	15 Replies 1460 Views	October 08, 2023, 02:43:30 pm by TimFox
	How does this odd Composite Sync + Lum mixer work?	ELS122	7 Replies 591 Views	October 13, 2023, 07:34:49 pm by PetefromCanada
	What voltage rating does SOIC and other packages have from pin to pin?	ELS122	4 Replies 614 Views	October 30, 2023, 12:06:37 pm by DavidAlfa
	How is the -12V rail supplied in the new PC PSU's with buck convertersForLVRails	ELS122	2 Replies 282 Views	December 25, 2023, 03:44:43 am by ArdWar
	How do you calculate the max VA a steel transformer core can transfer?	ELS122	7 Replies 791 Views	December 30, 2023, 07:01:01 pm by MrAl
	How does this alternator regulator work?	ELS122	3 Replies 828 Views	February 10, 2024, 03:53:38 pm by hid3
	help me choose a decent smd rework station	elunico1989	0 Replies 925 Views	November 29, 2016, 10:42:20 pm by elunico1989
	sn74ls86n IC output voltage lower than 5v	Elyxircuit	5 Replies 808 Views	February 22, 2022, 02:34:40 pm by TimFox
	Arduino auto power-off	ema	14 Replies 8061 Views	October 26, 2016, 11:17:05 pm by rs20
	High power LEDs and laptop bricks	ema	5 Replies 2040 Views	November 03, 2016, 10:38:49 am by amyk
	Dying LiPo Battery produces Intermittent Voltage	emanuelemessina	2 Replies 530 Views	October 28, 2021, 01:31:45 pm by amyk
	What controller chip to use for smps?	Embed	9 Replies 6506 Views	March 08, 2017, 04:58:18 pm by mariush
	Calculating torque of dc motor	embedded.world@aol.com	4 Replies 4820 Views	April 28, 2014, 07:26:38 am by Witention

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