[Collins] re source of hose for kws-1

[Dr. Gerald N. Johnson]

Quite true. Wall thickness will also affect the noise, the thicker the 
quieter. I hadn't thought about the air flow being that great, but it 
could be.

73, Jerry, K0CQ, Technical Adviser to the Collins Radio Association.

On 10/21/2010 8:30 AM, wb7qbf,Mike wrote:
> The smoother the inside the better the air flow is right
> also les noise I found on my KWS-1, the best ever made
> I think.
> _______| de mike...
>
>
> ----- Original Message -----
> From: "Dr. Gerald N. Johnson"<geraldj at weather.net>
> To:<collins at mailman.qth.net>
> Sent: Wednesday, October 20, 2010 10:34 PM
> Subject: Re: [Collins] re source of hose for kws-1
>
>
>> I don't know what the original hose looked like, but I'd go hunting
>> at
>> McMaster-Carr. www.mcmaster.com. Like:
>> http://www.mcmaster.com/#5488K57 or
>> http://www.mcmaster.com/#5262K25 or
>> http://www.mcmaster.com/#5475K85 among their many listings of 1-3/4"
>> ID
>> flexible air ducts.
>> Some get pricey lined with Teflon. Looks like these are all required
>> to
>> be ordered in either full rolls or increments of 5 feet. The
>> smoother
>> the inside diameter the better the air flow. I didn't look at vacuum
>> hoses but they offer them too.
>>
>> Likely Fastenal and MSC have competitive hoses. I've not looked.
>>
>> 73, Jerry, K0CQ, Technical Adviser to the Collins Radio Association.
>>
>> On 10/20/2010 4:58 PM, Fern wrote:
>>> Were does one find suitable replacement 1 3/4 inch hose for the
>>> kws-1? 73 from Fern
>>> ______________________________________________________________
>>>