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  #1  
Old 19th May 2021, 02:25 PM
Sparks Sparks is offline
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Location: Newcastle Upon Tyne
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Default Heybrook HB3 S2 midrange replacement?

Hi All

I've a pair of HB3 Series 2 P-Type and the midrange driver foam surrounds are totally disintegrated. Is there currently a drop in replacement available as the original is no longer produced?


Cheers
Steve
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  #2  
Old 19th May 2021, 03:04 PM
A Stuart A Stuart is offline
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Location: Selkirk, Scotland
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Default Re: Heybrook HB3 S2 midrange replacement?

11 years ago I bought replacement foam for Mission speaker from audiofriends (fred@audiofriends.nl) on ebay. Good online instructions very successful. £24 in 2010.
If same seller not still around, I am sure others will be.

Alastair
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  #3  
Old 19th May 2021, 03:13 PM
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Greg. Greg. is offline
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Default Re: Heybrook HB3 S2 midrange replacement?

This any good?

https://www.repairyourspeakers.com/e...query=Heybrook

Website also has video instructions.
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  #4  
Old 19th May 2021, 09:49 PM
Pingushome Pingushome is offline
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Default Re: Heybrook HB3 S2 midrange replacement?

Hi Steve,

Maybe these can help

https://www.wilmslowaudio.co.uk/clas...igns-125-c.asp

They do lots of vintage copies and spares too.

Martin
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  #5  
Old 20th May 2021, 09:34 AM
Sparks Sparks is offline
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Default Re: Heybrook HB3 S2 midrange replacement?

Excellent, thanks guys, I'll have a look into these and let you know how I get on .

Cheers
Steve
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  #6  
Old 26th May 2021, 11:40 AM
Dave999 Dave999 is offline
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Location: Twickenham,Middlesex, GB
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Default Re: Heybrook HB3 S2 midrange replacement?

if the others do not come up with the goods

https://www.speakerrepairshop.nl/en/

probably will

check both foam and rubber surround sections

for example my mission 773e drivers have rubber surrounds but only foam listed for them

checking the rubber section illustrates 771 772 and 77C rubber surround and its the same drive unit.

only issue is the postage takes ages.... they seem to use donkeys and they can't swim, so i've been waiting 2 weeks.

meanwhile i have mainly been using copydex in a syringe, and am so pleased with my results in rubber surround repair that i may not use the surrounds when they eventually arrive.

any mistakes. let it dry peel it off and start again.
a 1/2 mm track round the split section with the cone shimmed to centre works a treat.

good bass again with no quacking

cabinet effectively sealed where it needs to be...again..... and no obvious negative impact on cone movement, which in this case seems to be dictated by the woven cone support spider..... sounds are restored to former glory

Dave
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  #7  
Old 26th May 2021, 07:07 PM
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Greg. Greg. is offline
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Default Re: Heybrook HB3 S2 midrange replacement?

Good result, Dave
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