WRL Model LA-1

[john]

Just an FYI...the choke, or the power tranny on my LA1 does
the same when loaded to near spec limits.  It's done so for the last 5 
years ... :-)

John K5MO



On 15 Feb 2005 at 18:08, George Maier wrote:

> Alan:
> It's a 7H, 200 mA choke, but the book does not say anything beyond that.
> Based on the operating parameters of the amp, I'd guess the operating
> voltage would be at least 1500 VDC; insulated to 5 or 6 kV. 
> 
> WRL used the exact same choke (WRL part # 1300-008) in the Globe Chief 90,
> Globe Scout 680, DSB-100, Hi-Bander, Globe King 500B, and probably a raft of
> other rigs as well.  Some manuals identify it as a 200 mA, some as 350 mA.
> The 200 mA is probably and average current rating.  
> 
> Good luck....
> George - K1GXT
> 
> 
> 
> -----Original Message-----
> From: Boat Anchor Owners and Collectors List
> [mailto:BOATANCHORS at LISTSERV.TEMPE.GOV] On Behalf Of Alan W. Fremmer
> Sent: Tuesday, February 15, 2005 5:36 PM
> To: BOATANCHORS at LISTSERV.TEMPE.GOV
> Subject: [BOATANCHORS-TEMPE] WRL Model LA-1
> 
> Guys,
>  
> Anyone happen to know the value of henrys and operating voltage of the  
> filter choke in the power supply of the LA-1.  I have a schematic and a
> parts list 
> but there seems to be no reference to values.  Mine is buzzing  like crazy 
> and although the amplifier seems to be working well, would like to  replace
> the 
> apparently defective choke.  Thanks for any help.
>  
> 73, Alan - KB2HEI
> 
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