Do I adjust the output voltage of a transformer if I change the input voltage?
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Yamaha CR-620 Transformer Voltage
Hi, hopefully somebody can help with this... I'm troubleshooting a CR-620 that won't come out of protection and I started to suspect low voltage from the transformer. Does anybody know the transformer specs such as number of turns or output voltages? Across the two OR terminals, with F801/F802 re...
Help Needed with Transistor Voltage Regulation
I have a NAD receiver and want to switch out the old NJM2043 op amp with a newer model but the catch is it's getting + & - 17.5vdc and that's a bit close to the max of most modern ones. I want to drop the voltage down to around + & - 15vdc. My question for someone more knowledgeable is, it ha...
Bias Voltage Conversation?
Hello to all the masters of the vacuum world. I'm re-building some Altec 1569As for a good friend and fellow AK'er. Schematic is here. So they simply bring a bias voltage tap out of the main HT winding, nifty. Then they invert it with a diode and give yo...
Voltage transformer output question
hi All, got a quick question since I have gave all my AC/DC knowledge back to my high school teacher. for a 1000 Watt voltage transformer, does it mean its output is always at 1000 Watt or depends on the consuming devices plugged in? thx
16V Doorbell transformer outputing 22V
I got a new Doorbell (16V) and transformer (16V) together 'via contractor pack' to replace the old/dead transformer. Everything is installed and working well but when I tested the output of the transformer using a multimeter it showing 21.99V. Is this ok / acceptable? or is this a faulty transfor...
Please help with transformer bose 901 Series 3
Hi all, I need help with transformer my equalizer bose 901, I need to know the output voltage of the transformer, buy it on ebay and my surprise was that when removing the transformer was not the original, anyone can help me or give me the wiring diagram, thank you very much, forgive for my low l...
Heathkit output transformer
Does anyone have the specs for a heathkit Chicago Standard 51-17 transformer? This is the output for the W4M amp. Looking for primary imp. and max voltage and current. I lost my info somewhere. Thanks, Kyle.
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