how much ac ripple is allowable filter caps guitar amp

Last Updated on October 5, 2023 by Paganoto

Ripple guidelines for power supplies – diyAudio

Hello! What would be a reasonable amount of ripple to aim for when designing a power supply (in percentage of ht voltage or in mV)?

checking ripple on filter caps – Antique Radios

A 0.47-uF, 630-volt cap would probably be fine for power supplies up to perhaps 500 VDC. Only a high quality, new film or ceramic cap should be used.

What determines your B+ filter capacitor size?

The basics are, more filtering gets you lower AC ripple (heard as hum) and more stable DC supply for the tubes (so, less sag).

Choosing a capacitor? Ripple current capability matters as …

Ripple current must be within the capacitor’s ripple current handling capability if a device is to be suitable for use.

Do FIlter Cap Values Matter in a Marshall? IN … – YouTube

What is a good value for B+ ripple on 480VDC – EEVblog

For an audio amplifier, that ripple should probably be no more than 100-200 millivolts peak-to-peak.

Oversized Capacitors | The Gear Page

If you were to build a 50-70W amp with a lower plate voltage (420-450Vdc), then you could use smaller 450V caps. You could also paralell them to …

What Does It Mean When Capacitor Voltage Ripple Is Zero?

Voltage ripple of DC-link capacitors can be as high as 5% of their peak value. It is better to have the lesser of two evils. A minimum ripple of less than 5% …

AC Voltage on the B+ rail – Music Electronics Forum

If old caps produced 14V ripple and new caps the same, then old caps are as good as new, at least as far as capacitance. Plus 14V ripple sitting …

Is this a good way to check ripple with a meter? – EL34 World

Hoffman Amplifiers Tube Amp Forum, Is this a good way to check ripple … meter to read AC volts and stick the probes across a filter cap.

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