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mampfi hat geschrieben: Do 9. Jan 2025, 16:56 Tommorrow i will send you photos via pn.

Excellent, thank you! Do you by any chance have silver keyboard with all the markings?

If you are willing to part with one, I’m interested:)!

Hello, I will check the trimmer potentiometers and clean them.
Maybe they are dirty so that’s the reason for different position among them.

I didn’t use only one transistor from the V5000 I changed them all. Also the driver transistors. Because the donor v5000 was in factory state except the poor ...

I’m currently restoring technics rs-m280, I will finish it today, and then I will open grundig again and check what you told me.

I don’t have any problems in the recording or calibration. The VU meters are working properly.

By the way I wanted to share the way how to repair VAT potentiometer.

I ...

Hello mamphi, and thank you for your reply!

I have a abex copy jig that was professionally made by some guy on tapeheads forum and he sold it via ebay. I think it’s ok.
I bought another cf 5500 in bad cosmetic condition in brown color because it had like new function keys. I swapped the keys and ...

Yes exactly!
When I replaced all capacitors in v5000 and when I started to adjust the idle current with just a little twist of the potentiometer one output transistors blew up, and they were all fine, factory stock :(. I had to buy another amp to transfer the transistors, because I wanted ...

Hello, I’m an old grundig fan but new on the forum :)!

I see lot of good posts that helped me to service my grundig equipment. I have 5000 system, v5000 t5000 and cf5500 mk1.

So about 5 years ago I serviced my cf 5500, the usual stuff: changed 2200uf capacitor cleaned the potentiometers changed ...