Thanks but it looks like that is a Bluetooth receiver / FM transmitter - what I'm after is a Bluetooth transmitter, which will take the audio from...
I have another finding to add to this thread. I thought I was finished with repairing my F707, but when I went back to try to use it again, I...
Hi, I like the idea of using my Walkmans with wireless headphones, which would be convenient for listening while gardening, doing DIY etc. I...
Not forgetting the Aiwa HS-JX929 - arguably the most feature-rich walkman ever made, when Aiwa added AM Stereo to the already very sophisticated...
Thanks, @autoreverser ! There is more to this story because I still wasn't completely satisfied with the sound quality. Browsing the web I came...
@Fulltimehuman , likewise regarding family commitments, which is why this has been quite a long-term project! My hunch was right and I traced the...
Hi, I may be able to help (no promises!)... I don't know the TC-D5M, but I know a bit about servo control loops and can understand (most of) the...
Right, I now have my F707 open on the bench. I'm powering it from a bench power supply which displays the load current, and I have discovered a...
Key point in valentin's post above: Electrolytic caps always have a polarity identification stripe on the negative terminal; Tantalum caps...
This was my restoration project over the Christmas break. I was hesitant to even attempt this one, considering the state of the capstans and...
I'd already reassembled the DDC before my last post, sorry. Considering that you have at least some activity on the output rails I'd suggest it's...
Having said that... I thought I'd try dissecting the transformer to find out how it's failed. There is an outer sleeve (made of ferrite I think),...
@Fulltimehuman, DDC_CTL drives the base of Q801 through a current-limiting resistor R801, switching the Battery+ supply to part of the DDC...
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