Path: news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail
From: Zen Cycle <funkmaster@hotmail.com>
Newsgroups: rec.bicycles.tech
Subject: Re: For those who believe in electricity
Date: Tue, 8 Apr 2025 16:00:01 -0400
Organization: A noiseless patient Spider
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On 4/8/2025 3:04 PM, Frank Krygowski wrote:
> On 4/8/2025 1:40 PM, Zen Cycle wrote:
>> On 4/8/2025 12:44 PM, Frank Krygowski wrote:
>>> On 4/7/2025 2:58 PM, Zen Cycle wrote:
>>
>>>> Just as a matter of personal interest, can you read the numbers off 
>>>> the 16 pin IC?
>>> It has no numbers or other codes at all! It's solid black with a sort 
>>> of fine stippled finish.
>>>
>>
>> Take another look. I can see 4 rows of text but the resolution on the 
>> picture isn't good enough to make it out. FWIW, it's the square device 
>> in your second picture with 4 solder joints on each side, next to the 
>> octagonal device with "220" written on it (that's a 220uH inductor, 
>> likely part of a PWM or PS switcher circuit).
> 
> Sorry, Zen, it absolutely has no writing on it. I don't know if I can 
> manage a micro photograph to convince you, but I'm using a high powered 
> loupe in sunlight. It's just a stippled black finish.
> 
> 

Try again, using this as a reference:

https://1drv.ms/i/c/5c034a6b86a172e9/EX6snfFdTeJMl1tfB4xqOUwBXw_4YXVPsbTNjw04Bpgcdw?e=lFRSWg

4 lines of text. I think I can make out 4x35x on the first line, but 
that's it.

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