[R-390] LED lamp replacement

[Bernice & Al]

> Instead of LED's, best bet is probably the long-life version of the
standard
> replacement bulb.  I think there's a reference on it and some list members
> may know offhand what the number is.  As I recall, there is quite a bit of
> difference in the hours spec. and not that much difference in price.
> Brightness may be a bit lower, though.
>
> Anyone know?
>
> Barry
>

Lamp # 328, 6.3 Volts, 0.2 Amp, MTBF 1000 Hrs. For the R-390A.  Mouser
606-CM328  $.93
Lamp # 381, 6.3 Volts, 0.2 Amp, MTBF 20,000 Hrs. For the R-390A. Mouser
606-CM381 $1.27

Lamp # 387, 28 Volts, 0.040 Amp, MTBF 7000 Hrs.  For the R-390. Mouser
606-CM387  $.47

Hope this helps. Use the #328 my R-390A. Must be close to 4000 Hrs on them.
About 900 Hrs on the R-390 with the #387.

Al