17:33I'm struggling to create parts for the SONY Walkman WM501. Part 2 118 teeth on the gear + 50 mic...Naoyuki Ishida (直し屋なおじい)95 views·15 hours ago
14:09BOSE AW-1 No Sound at Startup Part 2 Mute Circuit Malfunction IdentifiedNaoyuki Ishida (直し屋なおじい)100 views·16 hours ago
18:41BOSE WA 1 No sound comes out even after turning on the power. 1. Phenomenon and AnalysisNaoyuki Ishida (直し屋なおじい)125 views·1 day ago
24:07I'm struggling to create parts for the SONY Walkman WM501.Naoyuki Ishida (直し屋なおじい)328 views·4 days ago
22:47The combination of AW1 BOSE and WM D6 SONY is the best!Naoyuki Ishida (直し屋なおじい)125 views·4 days ago
25:21How to find a defective electrolytic capacitor without removing it from the circuit boardNaoyuki Ishida (直し屋なおじい)8.1K views·6 days ago
15:04Hakko's hot tweezers make it easy to pick up chip components.Naoyuki Ishida (直し屋なおじい)267 views·1 week ago
7:13This is what happens when you soak the electrical module of a Walkman in nail polish remover (ace...Naoyuki Ishida (直し屋なおじい)2.0K views·1 week ago
26:08When I left something I made using stereolithography in a dye solution, it turned into rubber.Naoyuki Ishida (直し屋なおじい)66 views·1 week ago
14:41I impulsively bought DoDeCaHORN and other items at Hard Off.Naoyuki Ishida (直し屋なおじい)174 views·1 week ago
47:23Repairing a monkey's Walkman WM501 after a long time. Situation and challengesNaoyuki Ishida (直し屋なおじい)154 views·1 week ago
27:03I tried making a super-cheap filament storage box out of cardboard and aluminum tape.Naoyuki Ishida (直し屋なおじい)89 views·2 weeks ago
21:27I bought the second Bose model, the AW 1D, so I'm thinking of repairing it. 1. Checking its opera...Naoyuki Ishida (直し屋なおじい)180 views·2 weeks ago
27:13I am currently researching motor control, which is crucial for Walkmans and boomboxes.Naoyuki Ishida (直し屋なおじい)143 views·2 weeks ago
24:23I restored a modified Bose WA 1 boombox to its original condition and brought it back to life.Naoyuki Ishida (直し屋なおじい)217 views·3 weeks ago
15:58[The Dark Side of Chinese Products] Water leaks after 3 months. Chinese-made faucet nipple.Naoyuki Ishida (直し屋なおじい)124 views·3 weeks ago
14:56Investigation into the cause of a non-working BOSE AW-1 boombox, despite being a brand new, deads...Naoyuki Ishida (直し屋なおじい)229 views·3 weeks ago
32:59[The Dark Side of Chinese Products] My QIDI i-mate 3D printer broke down. The cause is...Naoyuki Ishida (直し屋なおじい)259 views·3 weeks ago
24:40Investigation into the reason why a brand new, deadstock BOSE AW-1 boombox isn't working - Part 2...Naoyuki Ishida (直し屋なおじい)232 views·3 weeks ago
15:19Analysis and Repair of the SONY ZSX G7000 Bubble Cassette Recorder Part 23 - Test Mode and Tape ...Naoyuki Ishida (直し屋なおじい)286 views·1 month ago
12:47Analysis and repair of the SONY ZSX G7000 boombox - Part 22 Total test and sound output.Naoyuki Ishida (直し屋なおじい)189 views·1 month ago
26:44Analysis and Repair of the SONY ZSX G7000 Boombox - Part 21 Repairing the SpeakersNaoyuki Ishida (直し屋なおじい)303 views·1 month ago
29:08Assembling Gakken's speaker kit Part 2 - Assembly and sound testingNaoyuki Ishida (直し屋なおじい)361 views·1 month ago
21:15Analysis and repair of the SONY ZSX G7000 boombox Part 20 - The CD unit has been fixed.Naoyuki Ishida (直し屋なおじい)209 views·1 month ago
24:03Analysis and Repair of SONY's ZSX G7000 Boombox - Part 19 Investigating the Cause of the Cassett...Naoyuki Ishida (直し屋なおじい)162 views·1 month ago
7:45Analysis and repair of the SONY ZSX G7000 boombox Part 18. Repairing a crack in the cassette mot...Naoyuki Ishida (直し屋なおじい)115 views·1 month ago