Hitachi radio sounds like it's breaking wind | Hitachi TRK-510ER

Описание: This Hitachi radio has a couple of faults. The seller says the radio plays a 'boop' 'boop' sound and the cassette deck doesn't work too.

So in this video I demonstrate my lack of knowledge when it comes to repairing old radios.

Tools: Affiliate links.
Multimeter: AstroAI Digital Multimeter, TRMS 6000: https://amzn.to/3NM1lc4
Soldering Iron: KSGER T12 Soldering Station: https://amzn.to/3YJrTkp
Hot air station: Quick 857DW+
Bench PSU: Tenma 72-2540 30V 5A: https://amzn.to/40s8uWp
Digital Oscilloscope: Rigol DS1054Z: https://amzn.to/3NP3YK4
Desolder pump: Duratool

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Miscroscope:    • Micro soldering set up | Microscope solder...  

00:00 Introducing the Hitachi TRK-510ER Transistor Radio
03:05 Switching on radio reveals strange fault
06:10 Removing the back cover
08:20 Testing with 6V DC from bench power supply
10:15 Warming the capacitors with hot air
14:40 Removing the main circuit board
16:00 Testing the tape player
19:15 Replacing electrolytic capacitors
28:20 Swapping out old rubber bands
32:20 First test doesn't go as planned
35:30 Pulling out the cassette deck for fault finding
37:30 Final test of radio and cassette deck

Disclaimer:
The information provided in this video is for entertainment use only.
I am not a professional and any methods I use might not be the correct ones.
I will not accept any responsibility for loss, damage or injury as a result of the information provided in this video.