[TechAssist] Re: GE reproduction cathedral AM/FM radio, model 7-4100JA, need voltage of AC transformer
- From: <dennis@xxxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 11 Jul 2003 16:48:56 +0800
nextly, try to check also the capacitor after the diode.
if it is 16v = the secondary output might be 12V only
but if 10 V= if will be range from 6 to 9V.
To be sure try 6V then increase slowly.
Dennis Co
dennis@xxxxxxxxxxxxxxxxx
ACT Electronic Center
----- Original Message -----
From: "Kevin" <kevintv@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, July 11, 2003 4:30 PM
Subject: [TechAssist] Re: GE reproduction cathedral AM/FM radio, model
7-4100JA, need voltage of AC transformer
> This is just a radio with a simple AC transformer. The output is most
> likely 6-12 volts AC. The caps on the board are 16 volt and 10 volt.
>
> Kevin Wilks
> Kevin's TV & Video Repair
> Penticton BC Canada
> kevintv@xxxxxxx
>
>
> -----Original Message-----
> From: techassist-bounce@xxxxxxxxxxxxx
> [mailto:techassist-bounce@xxxxxxxxxxxxx] On Behalf Of
> dennis@xxxxxxxxxxxxxxxxx
> Sent: Friday, July 11, 2003 1:23 AM
> To: techassist@xxxxxxxxxxxxx
> Subject: [TechAssist] Re: GE reproduction cathedral AM/FM radio, model
> 7-4100JA, need voltage of AC transformer
>
> Usually what I do is check if it is battery operated. if it is battery
> operated. then the output of the battery is equal to the output of the
> transformer's secondary.
>
> but if this is clock radio. there are many output voltage. I just
> rewind
> the transformer primary coil.
> sometimes the primary is not really open, there is internal fusible in
> the
> transformer, try to check if there other transformer primary pins.
>
> Dennis Co
> dennis@xxxxxxxxxxxxxxxxx
> ACT Electronic Center
>
> ----- Original Message -----
> From: "Kevin" <kevintv@xxxxxxx>
> To: "TECH-ASSIST" <techassist@xxxxxxxxxxxxx>
> Sent: Friday, July 11, 2003 3:21 PM
> Subject: [TechAssist] GE reproduction cathedral AM/FM radio, model
> 7-4100JA,
> need voltage of AC transformer
>
>
> > Does anyone know the output voltage of the transformer in this GE
> radio?
> > The primary is open. Thanks.
> >
> > Kevin Wilks
> > Kevin's TV & Video Repair
> > Penticton BC Canada
> > kevintv@xxxxxxx
> >
> >
> >
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