Electronics Forum / Repair / April 2006

I'm working on a "tractor performance monitor" from a farm tractor. It
uses an 6803U4 micro and I gather that the main program is stored on a
TC5518 static ram which is battery backed up. The problem came about
when the lithium cell went dead and the static ram lost it's contents.

I just got a 60's era jukebox in need of caps Most of them are tha alumminum
cand that mount on the chasis with valuse like 1500 uf 50 V
Can somebody point mne to a source of these I would like to keep it looking
original if possible and would rather not put in caps meant cor a ...

In theory these are supposed to be a great idea. Almost all packaging
stipulates somewhere that the bulbs are expected to last for five years.
All packaging has that "Energy Star" logo on it. In practice, I'm
finding the bulbs made in Asia aren't lasting longer than 18 months.

I am reluctant to open this up unless necessary, but I don't get any
meter movement on any setting with either internal or external
modulation on the 1001.  THe scope trace is unaffect also.  If I have
to open this up and the tubes are good, what is the next thing I should

Does anyone have cct diagram for a charger for the 36volt charger  for a
performace power tool the part number is NLE36VHDC.
Regards
Harry

I just got a Panosonic LD/dvd player on ebay and it has an odd problem that
hopefully somebody can help me with
It plays DVD's fine all the time but almost always doesn't "recognize" a
laser disc.

If there is a better forum for this question please direct me.  I currently
have a regular RCA 32" television that is hooked up to cable TV via "analog"
signal.  My question is.... If I buy a plasma TV and stay with analog (not
digital) will my picture be an improvement over my ...