Hobby Electronics Basics

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Any TopSpice Users Here?

Any TopSpice Users Here? I have an OpAmp model out there that runs fine on PSpice, LTspice, HSpice, etc., but balks on...
3 comments posted 10yrs
posted by To-Email-Use-The-Envelope-Icon
3 comments posted 10yrs posted by To-Email-Use-The-Envelope-Icon

Tilt

Hi, I am reading the following paper. The paper discusses the tilt calculation formula on page3. tired couple of things...
4 comments posted 10yrs
posted by m.john.khan
4 comments posted 10yrs posted by m.john.khan

AN: StateVariableFilter(P+1) Updated

Based on a question to the LTspice List by John Woodgate I have posted updated information regarding adding zeroes to a...
0 comments posted 10yrs
posted by To-Email-Use-The-Envelope-Icon
0 comments posted 10yrs posted by To-Email-Use-The-Envelope-Icon

What kid of motor is this?

A motor was described to me today that looks like the typical shaded pole motor that used to be found in old phonograph...
9 comments posted 10yrs
posted by etpm
9 comments posted 10yrs posted by etpm

pin diode

Hi, What is the difference between Light Detector Resistor and a pin diode? And which one is better to use for solar tr...
8 comments posted 10yrs
posted by walravenmelissa
8 comments posted 10yrs posted by walravenmelissa

OT: Math Processing Question

Does there exist a math program that can take as input: {12.5m*TANH((V(N_1,0)-(((10mA+15mA)/2)*10*ATANH(((10mA-15mA)/2)...
22 comments posted 10yrs
posted by To-Email-Use-The-Envelope-Icon
22 comments posted 10yrs posted by To-Email-Use-The-Envelope-Icon

Accelerometer

Hi, I am controlling a single axis DC motor to follow the elevation of the Sun using two light sensors. The motor moves...
3 comments posted 10yrs
posted by jsscshaw88
3 comments posted 10yrs posted by jsscshaw88

AN: Spice Model for Vishay VOM1271 Posted

A rudimentary behavioral model of the Vishay VOM1271 PhotoVoltaic MOSFET Driver has been posted... see VOM1271.zip on t...
0 comments posted 10yrs
posted by To-Email-Use-The-Envelope-Icon
0 comments posted 10yrs posted by To-Email-Use-The-Envelope-Icon

Refected Power

Not really a "basic" question, but here goes: I'm just reading up on the subject of power factor in electrical supply l...
40 comments posted 10yrs
posted by curd
40 comments posted 10yrs posted by curd

Data Rates

Hi, I am new to electronics. So, please be patient. I am trying to figure out the following problems for past 10 hours...
5 comments posted 10yrs
posted by walravenmelissa
5 comments posted 10yrs posted by walravenmelissa

Welder Power

Welder is rated 240VAC 60Hz 20A single phase. How to connect to house 220VAC 60Hz that is two phase 120VAC? House is 20...
11 comments posted 10yrs
posted by nospam
11 comments posted 10yrs posted by nospam