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Guys, I solved the problem. Turns out that the lamp housing has a protection plate that functions as an interlock. Surprisingly, if you remove that plate, the controller doesn't turn on, not even the fan or the display. That was quite a surprise after two days of troubleshooting...
Hi everyone!
I'm using a power supply (mod. Oriel 68907) in my lab to power a 500W Xenon lamp for a solar simulator, but the power supply wasn't turning on yesterday (display off, fan off, etc.). I asked the manufacturer but since this is an old part (1999), they don't have support available and...
Hi everybody, I have a problem with my my 1030...
I bought it used in the US and I immediately changed all the capacitors...
I then got back to my country (Italy) and I decided to change the transistors as well, since the amplifier was making a very strange noise...
I then bought a transformer...
I used a IN4937 and a 180 ohms resistor but the light is very dim... do you know why?
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should I use a transistor to amplify the signal?
Hi everyone, I have an old Marantz amplifier with a broken lamp. The lamp is rated 8V AC 200mA. However, I used my multimeter to measure voltage and current: Voltage is 7.33 V AC and current is 5.68 mA (first silly question: do I have to use the AC amp or DC amp setting? cause the AC amp setting...
Hi everybody, I have a problem with an electret mic. I searched the forum but i wasn't able to find an answer. I'm pretty new in this field so I hope you can understand my low level... :)
I am design a sound following robot, and I decided to use two electret mics. First problem is how to...
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