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philips: Philips Bi490A vs Bi490a/bis.

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Forum » Radios and other type of sets (Physics) etc. » MODELS DISPLAYED » philips: Philips Bi490A vs Bi490a/bis.
           
Angelo Vannini
 
 
I  Articles: 3
Schem.:
Pict.: 470
02.Jul.20 14:51
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Schematic published is 490A/bis, with EBC3, EL41 and EL41, not corrispond at the picture.
For 490A tubes is: ECH4 EF9 EF6 EBL1 AZ1 (correct)
For 490A/bis tubes is: ECH4 EF9 EBC3 EL41 AZ41.

  
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