Nederlands Forum over Oude Radio´s
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PHILIPS 930A help needed as unfamiliar with this set !

Geschreven door Andy Mills op 14. Okt 2003 21:07:58:

> Thank you for permitting questions in English !
I am hoping one of your readers may have a service manual or detailed
> knowledge of the Philips 930A radio, which I am currently restoring here
> in the UK . I have replaced the bias resistors, all capacitors in
> capacitor block and the rectifier. The set now powers on, but there is
> no reception of any signals. The audio works, a buzz is heard when a
> screwdriver is placed on the "gram" socket, but it is very quiet. The HT
> volts seem quite low at 185 approx. Does anyone have any voltage
> readings from a working set. I have no idea what bands this set covers.
> Can anyone tell me what the waveband coverage is and also what the 4
> aerial connections are for. ?? Are there any checks I can make to see
> if the loudspeaker is faulty - unlike most sets I am used to , this one
> has no output transformer !!
> When I tune to one band, there is some whistling and hiss coming from
> the speaker, but this stops when I turn the tuning dial. all the valves
> capacitors and resistors check OK
> What else could be wrong ??
> Hope you can help
>
> Regards
>
> Andy Mills





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