[Boatanchors] Question re Capacitors

[Glenn Little WB4UIV]

The capacitor is very old.
It was used in Motorola mobile transmitters from the dynamotor era.
Examples are 30-50 Mcs P-8020, P-8021, PA-8029 from 1949.
Possibly others of that era.

73
Glenn
WB4UIV

On 3/16/2019 11:05 AM, bc at councilman.com wrote:
> 	
>
>
> Hoping the group will educate me re some capacitors recently found in a junk box.  Your help is always much appreciated.
>
> 1) what would they come out of?
> 2) electrolytics inside?
> 3) should I toss them?
>
> Rectangular (4.5 x 2.5 x 2.5") metal case 
>
> 6 mfd @ 800 vdc
> 2 mfd @ 1000 vdc
>
> Industrial Radio Corp
> Chicago Ill
> Motorola # 8B81109
> Type SPR 9801
>
> --Brad  W1BCC
>
>  
>
>
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-- 
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Glenn Little                ARRL Technical Specialist   QCWA  LM 28417
Amateur Callsign:  WB4UIV            wb4uiv at arrl.net    AMSAT LM 2178
QTH:  Goose Creek, SC USA (EM92xx)  USSVI LM   NRA LM   SBE ARRL TAPR
"It is not the class of license that the Amateur holds but the class
of the Amateur that holds the license"