Questions tagged [multiplier]

Voltage multipliers - circuits that transform AC supply voltage into a whole number multiple of DC output voltage.

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4answers
499 views

Analog analog multiplication, part of a hybrid CPU (for fun)

Short version: How do I make an analog multiplier that takes two analog DC inputs? Long version: I made a comment recommending Ben Eaters videos for another question, while doing so I ended up ...
1
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2answers
10k views

Circuits for Multiplying two Analogue Signals - AM Modulation

I've recently been learning about various communication topics and modulation schemes. One of the most basic is Amplitude Modulation and DSB-SC. Both of these modulation schemes (in addition to ...
8
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1answer
14k views

Voltage multiplier calculations

I want to make a voltage multiplier to gain a high voltage, I understand that you must input AC for it to work and you get DC out. I also understand that the multiplier is made up of capacitors and ...
6
votes
3answers
29k views

3-bit multipliers - how do they work?

I need to understand how 3-bit multipliers work and then I must design one. I've read through Wikipedia's binary multiplier but I just can't wrap my head around it. I don't understand where to start. ...
2
votes
1answer
3k views

Analog multiplier using logarithmic and anti-logarithmic opamp issue

I'm trying to build a analog multiplier that takes in two voltages and produces the product of them. I have tried to simulate a circuit with finds the log of two voltages, sum them and then find the ...
1
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2answers
1k views

Single quadrant analog multiplier

I wish to control a programmable power supply to deliver constant power (watts) into a heater. The heater resistance varies from unit to unit due to manufacturing tolerances. The PSU has a '...
0
votes
1answer
500 views

Question about AD834 + AD811 as voltage controlled amplifier

According to page 15 of AD811 datasheet , it can be used as a voltage controlled amplifier in conjunction with AD834 . In the schematic below, I am a bit confused about the configuration. If we ...
0
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3answers
135 views

Confused with voltage doubler circuit

This is how the book explains the process: Let me consider the first 90° of the input, the capacitor charges up to the peak voltage less the diode drop of D1, D1 is forward biased and D2 is reverse ...
-6
votes
2answers
277 views

Do we have binary dividers circuit in CISC computers? [closed]

Just like we have binary multipler circuit in cisc computer so do we have binary divider circuit in cisc computer? Or it is just like we use subtractor multiple time instead of having a real divider ...