FM discriminator for B5X43A (Techniek Radio/TV)
Can anyone recommend a repair facility for the FM discriminator in my Phillips B5X43A /74 radio? There is good input but no output on either Right or Left channel.
Thanks,
Johnny
FM discriminator for B5X43A
door Hersteller , 09.12.2023, 22:39 (348 dagen geleden) @ Johnny Coleman
Always bad elco´s
FM discriminator for B5X43A
door hans , Hoorn, 09.12.2023, 23:51 (348 dagen geleden) @ Hersteller
Always bad elco´s
i.e. electrolytics or electrolytic capacitors
hans
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FM discriminator for B5X43A
door Johnny Coleman , 09.12.2023, 23:59 (348 dagen geleden) @ hans
Thank you. I'll check them.
Johnny
FM discriminator for B5X43A
door Hersteller , 10.12.2023, 00:16 (348 dagen geleden) @ hans
Dank je Hans voor het vertalen, besef me nu pas dat elco typisch Nederlands is.
FM discriminator for B5X43A
door hans , Hoorn, 10.12.2023, 17:45 (347 dagen geleden) @ Hersteller
my pleasure
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FM discriminator for B5X43A
door Johnny Coleman , 09.12.2023, 23:59 (348 dagen geleden) @ Hersteller
Thank you. I will start checking them.
Johnny
FM discriminator for B5X43A
door rene , Castricum, 10.12.2023, 16:57 (347 dagen geleden) @ Johnny Coleman
FM discriminator for B5X43A
door Johnny Coleman , 11.12.2023, 16:44 (346 dagen geleden) @ rene
Thank you.
I will look over this circuit.
Johnny
FM discriminator for B5X43A
door Hersteller , 11.12.2023, 23:43 (346 dagen geleden) @ Johnny Coleman
You are talking about L and R channel, do you mean the stereo demodulator? Same problem!
FM discriminator for B5X43A
door Johnny Coleman , 16.12.2023, 22:18 (341 dagen geleden) @ Hersteller
Yes, I am just a novice. I used the wrong word in my original post.
I think I have found the problem though. One of the transistors in my FM stereo demodulator is shorted between the Emitter and the Base.
Thanks,
Johnny
FM discriminator for B5X43A
door ruudtx , 17.12.2023, 18:26 (340 dagen geleden) @ Johnny Coleman
Actually the correct word for the device that seems to be the problem is Stereo Decoder.
FM discriminator for B5X43A
door Johnny Coleman , 17.12.2023, 23:49 (340 dagen geleden) @ ruudtx
Stereo decoder.
Wish me luck.
Thank you.
Johnny