Electronics Forum | Fri Oct 28 04:56:12 EDT 2016 | lilybell
I read a few posts here about resistor in led applications. The thing is, the resistor has clarified as this shows:was always use with a power source delivering a higher forward voltage than the led could tolerate(ex: a 9volt battery hook up to a 3w
Electronics Forum | Wed Mar 16 20:44:54 EDT 2016 | sonavc
Thanks every one. I fixed the problem. It was the VM1540A I/O board. Now run back to normal
Electronics Forum | Thu Mar 17 12:49:12 EDT 2016 | mnorthey
Thanks every one. I fixed the problem. It was the VM1540A I/O board. Now run back to normal Glad to hear you got it going, I have a Fuji repair manual if you would like to have it. I also have some old circuit cards I don't need anymore. Let me
Electronics Forum | Thu Feb 04 18:16:53 EST 2016 | sonavc
Hi Thanks, help me to fix this old CP3. It ran great till now, I have problem the CPU board's Led HALF on . When the machine boot fine . it is good about 3 minutes then the CPU board 's Led HALF in always on. Turn off then back on sometime it is sho
Electronics Forum | Thu Aug 10 03:41:59 EDT 2000 | JohnW
Ok dave so yes your right I'm going to measure the heat capacity for each bank of lamps from 3 wave solder machines so I can try and match the output of each set of lamps so I can match teh machines. As a by product I'm hoping to use it to set up a l
Electronics Forum | Thu Aug 03 10:26:10 EDT 2000 | JohnW
Ok the folk's so how's your math's?? I'm trying to track down an equation for calculating the output of a set of quartz lamps as part of a thermal matching program, anyone got any hints? and Dave...don't do it doesn't count! John
Electronics Forum | Fri Aug 28 12:11:10 EDT 2015 | davef
LED: [Light-emitting diode] https://en.wikipedia.org/wiki/Light-emitting_diode Neon lamp: https://en.wikipedia.org/wiki/Neon_lamp
Electronics Forum | Wed Apr 13 04:09:15 EDT 2005 | simmcircuits
Hi, I need help with our MPM UP2000, the stencil and the lamp boards won't turn off completely, they are both on at the same time. Turning it on would only make it brighter, turning it off will just lose the brightness but the lamps are still on. I h
Electronics Forum | Fri Jan 13 12:12:48 EST 2006 | jimk
we have 4 bottom IR heaters and a 2 zone bottom Quartz heater (2 lamps/4 lamps) and 1 convection heater above zone 1 IR. we have very tight restrictions from customer and I could send profile view to your email if possible
Electronics Forum | Wed Jan 20 07:31:58 EST 2021 | denism
Hi, Option 3 is quite often used, while it is better to glue with uv glue using uv lamps for curing. For this process, two inverters are needed in the line, a dispenser for UV glue and a UV lamp (eg metronelec UV CURE OVEN). It is better to use prefo
