[halla_compton] [EXTERNAL] Re: e-detector QWAD adapater Fwd: FW: Assembly quotation for order W73507AST5

[Michael Gericke]

I left it off now, so that the message goes through.

--
Michael Gericke (Ph.D., Professor)

Physics and Astronomy
University of Manitoba
30A Sifton Road, 213 Allen Bldg.
Winnipeg, MB R3T 2N2, Canada

On 2019-10-28 12:02 p.m., Paschke, Kent Dieter (kdp2c) wrote:
> I still don’t actually see an attachment…
>
> Kent
>
>
>> On Oct 28, 2019, at 1:00 PM, Michael Gericke 
>> <Michael.Gericke at umanitoba.ca <mailto:Michael.Gericke at umanitoba.ca>> 
>> wrote:
>>
>> Hi,
>>
>> I am sending this again, as it appears that my previous message with 
>> the attached quote did not go through
>> (attachment too large ?).
>>
>> Michael
>> --
>> Michael Gericke (Ph.D., Professor)
>>
>> Physics and Astronomy
>> University of Manitoba
>> 30A Sifton Road, 213 Allen Bldg.
>> Winnipeg, MB R3T 2N2, Canada
>> On 2019-10-28 9:34 a.m., Michael Gericke wrote:
>>> Hello,
>>>
>>> We have a quote for the adapter boards. The lead time on the boards 
>>> is 2 weeks (see Jie's message below).
>>> The questions that need to be answered are whether we should go 
>>> ahead with making just the boards and
>>> then putting the components on at JLab, or if we should have them 
>>> all done with one set resistors now and
>>> change them later as needed. Also, the question as to whether the 
>>> boards can be made faster at JLab, giving
>>> time to make a test board first, is still open.
>>>
>>> Please let us know how we should proceed. Juliette: the cost to the 
>>> grant is around $2k.
>>>
>>> Michael
>>>
>>> --
>>> Michael Gericke (Ph.D., Professor)
>>>
>>> Physics and Astronomy
>>> University of Manitoba
>>> 30A Sifton Road, 213 Allen Bldg.
>>> Winnipeg, MB R3T 2N2, Canada
>>>
>>>
>>> -------- Forwarded Message --------
>>> Subject: 	FW: Assembly quotation for order W73507AST5
>>> Date: 	Mon, 28 Oct 2019 09:18:19 -0500
>>> From: 	Jie Pan<Jie.Pan at umanitoba.ca>
>>> To: 	Michael Gericke<mgericke at physics.umanitoba.ca>
>>>
>>>
>>>
>>> Hi Michael,
>>> After a few back and forth on the manufacture files over the 
>>> weekend, the PCB company now gives an quote on PCB and assembly. The 
>>> total cost is ~US$2000 for 20 boards. The parts themselves cost are 
>>> about $45 per board (see the attached BOM, in which the DB50 
>>> connector is the most expensive part).
>>> The PCB takes about 2 weeks to make, while the assembly probably 
>>> depends on when we will give them a reply on if we will proceed the 
>>> making or not. Anyway, they are waiting for the reply and we shall 
>>> make a decision asap.
>>> For the assembly, we need give the final values of the resistors in 
>>> the BOM. I am not sure about that, though. The resistors determine 
>>> the signal and noise level at the discriminator input, should be 
>>> detector-dependent. We don’t have a JLab thin silicon strip detector 
>>> here, hence cannot verify the values by experiment. We may simply 
>>> use 100K resistors for now so that the manufacture can start quick 
>>> production, but the resistors might need to be replaced in the 
>>> future at JLab.
>>> Anyway, please advise me how to proceed. Thanks!
>>> Jie
>>> *From:*julia.pcbway <mailto:julia at pcbway.com>
>>> *Sent:*October 28, 2019 5:12 AM
>>> *To:*Jie Pan <mailto:Jie.Pan at umanitoba.ca>
>>> *Subject:*Assembly quotation for order W73507AST5
>>> Hello,
>>>
>>> For assembly order W73507AST5, here attached the BOM we quoted,  
>>> please kindly check and confirm especially those comments in red 
>>> color showed.
>>>
>>> For pcb, there is 0.7mm blind vias, we suggest to update to 0.2mm to 
>>> make, can you accept? If yes, we can update for you.
>>>
>>> For surface finish, we suggest to update to immersion gold, because 
>>> to make blind vias, HASL is not good.
>>>
>>> Look forward to your early reply to proceed, thank you.
>>> 2019-10-28
>>> -----------------------------------
>>> Best Regards
>>> *Julia*
>>> Customer Service Executive
>>> Skype: live:julia_4946 (julia at pcbway.com) |Tel:86-571-85396323
>>>
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>>>
>>
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