messy asked: Funnily enough i know how these devices work but dont know what they are used for….dont they both have the same application?new site

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Coco asked: Is it because there Class A amplifiers are inefficient? Or, is it because transformers are lossy? Please help out, thanks.
I know that transformers are not amplifiers, but I would like extra clarification on this because it used in the Class A amplifier.fast mortgages

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doubty asked: Hi i need to make a high power narrow band VHF amplifier using a pentode. I would like to use coaxial cavities for input/output coupling. Anyone knows how to design such amplifiers? Please provide any equations, online design resources or relevant forums that would help me out.mesothelioma lawyer

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Fisher asked: I have a JBL JRX 115. the woofer is 8 ohms, and the HF driver is 4 ohms. the crossover is made so that it all is 8 ohms nominal. What happens to the cross over if I replaced the HF driver as 8 ohms? the cross over is 1.6khz @ 4 ohms […]

Alec Kies asked: Okay…
I have a Heathkit 10-12 Oscilloscope, which is one of three ’scopes I picked up in some curb-diving.
I know jack about Oscilloscopes, and its something I will have to learn, but in the mean time: I need some help.
I need to get some input into these things.. My goal is […]

Blue Rizla Girl asked: I read something somewhere once about using small mains transformers as substitute speaker transformers in valve circuits.
Suppose I have a 6-0-6V transformer with a 240V primary. That gives a 20:1 turns ratio. So if the secondary is putting out Vs volts at Is amps into 8 ohms, then […]

magnumwrestler asked: There are many types of preamp tubes, and if i wanted to try a whole load of them out just by switching them in and out of the same nine-pin socket, would i have to change any of the wiring? or do all nine-pin tubes use the same pin layout?Consolidate school loans

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magnumwrestler asked: Im building my own tube amp, and i want to incorporate distortion, both preamp and output, how do i do this?Check Experian score free

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Luckylouman asked: Does anyone know what the heathkit electronic courses are like? I am interested in the courses just wanted to know if they what they claim to be.
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toolongdays asked: I am a musician but I also dabble in art and I would like to do something creative with vacuum tubes. I want to take 200 or so Ecc83s and build something with them. I have a little electronics know-how but i dont want to get involved to the point where i […]