[R-390] Uh, Oh, Roy has drunk the Kool-Aid............

[Les Locklear]

NON-A???????????

Surely you jest, sir!

You must have licked the markings off at least 20-maybe 30 R-390 "A" meters.



----- Original Message ----- 
From: "Roy Morgan" <roy.morgan at nist.gov>
To: "ELDIM" <eldim at att.net>; "Barry" <n4buq at knology.net>; 
<r-390 at mailman.qth.net>
Sent: Tuesday, August 07, 2007 1:52 PM
Subject: Re: [R-390] A Little Help Needed


> At 05:38 AM 8/7/2007, ELDIM wrote:
>>Hello Gang,
>>The R-390A  Receiver uses two #328 Lamps which are which are rated at 6.0 
>>Volts 200 ma., 0.600*MSCP, Life Expectancey is 1000 Hours.
>
> Here, unedited and unconfirmed, are bits of info I found in my notes 
> files:
>
>
> 328              Original bulb
> 328AS10          A longer life
>                  (different filament materiel same volts same amps.)
> 328AS15          A longer life
>                  (another filament materiel same volts same amps.)
> 328R             The rugged one. less light same volts same amps.
>
>
> For the NON-A:  (Prices were in 2001)
> The 327 is a 28 volt bulb which is correct for the R-390.
> Mouser stock number is 606-CM327 at 50 cents each.  You
> could also get a 376, stock number 606-CM-376 for 79 cents
> which is rated at about 6 times the life of the 327.
>
> (later):
> 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.
>
> Roy
>
> - Roy Morgan, K1LKY since 1959 - Keep 'em Glowing
> 13033 Downey Mill Road, Lovettsville, VA 20180
> Phone 540-822-5911   Cell 301-928-7794
> Work: Voice: 301-975-3254,  Fax: 301-975-6097
> roy.morgan at nist.gov -- 
>
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