Many years ago when I used desktop PC's they had open frame switchers. Those also had transformers but much smaller transformers. Switchers have a...
Switchers power supplies are high frequency switchers, therefore they operate at a higher frequency than the 60 hz power supplies and the...
I was wrong. It is less. Here is a link you might like. I am sure it is air circulation. Keep the link. This guy is really good....
Careful. Super caps have a lower voltage level than the average electrolytic. You could blow a cap or two. Last I knew, they were rated at about...
He was talking about keeping heat in the tender. No air circulation. Reversing wires would blow the keep alive and maybe ruin the decoder....
Which decoder? The only SoundTraxx decoder that I know of that had heating issues was the 750 Micro. It happened to me and others. Can you easily...
DCC requires gaps. I use a Dremel with a diamond cutting wheel I bought from Amazon. Rich
NCE Power Cab. I tried a Digitrax before the power cab but preferred the Cab. Rich
Interesting enough. Mine was a Heathkit D'Arsonval movement I soldered together along with a AR-3 shortwave receiver. I forgot about a HP VTVM I...
Well, that is good troubleshooting. I keep more than one meter around, having worked in electronics for fifty years. I now use Harbor Freight...
It would not take too long to drain a battery but I am curious, how did he hook up his meter to peg it? If the meter was in series like the LED,...
The LED did not burn out so I was not concerned. The total current passes through the LED. Rich
A Tortoise draws 20 ma when stalled. Rich
I have installed a Tortoise with no resistor. I put a two lead bi-color red/green LED in series with one lead. Green for straight and red for...
With DCC, the AC component will cause the motor armature to vibrate at the DCC frequency even when the loco is stopped and the DCC is still on the...
New ISP. http://www.circuitous.ca/CircuitIndex.html Rich
Put one of these after the full wave bridge. Cheap enough. Couple in another train forum use them....
LED's and light bulbs. http://www.members.optusnet.com.au/nswmn1/Lights_in_DCC.htm On line calculator. There are many....
I built two DCC amp meters some years ago. One for my NCE Power Cab at home and one for the clubs five amp NCE Power Pro. I clipped a high...
