Hi,
I made up these external notch filters for a WS-871 full range project, but no longer need them.
Internally they consist of a 5.6 Ohm, 0.7mH air core and 4.7uF (polyprop) cap in parallel with each other. These are in series with the +ve terminal.
This is a pretty standard notch for these speakers to cure edge defraction and a peakey response, only the resistor values might change with a different project.
Good quality binding posts and semi-clear platic cases make them look rather nice too.
Drop me a line if they are of interest and we can work something out
I made up these external notch filters for a WS-871 full range project, but no longer need them.
Internally they consist of a 5.6 Ohm, 0.7mH air core and 4.7uF (polyprop) cap in parallel with each other. These are in series with the +ve terminal.
This is a pretty standard notch for these speakers to cure edge defraction and a peakey response, only the resistor values might change with a different project.
Good quality binding posts and semi-clear platic cases make them look rather nice too.
Drop me a line if they are of interest and we can work something out
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jives11 said:Hi,
I made up these external notch filters for a WS-871 full range project, but no longer need them.
Internally they consist of a 5.6 Ohm, 0.7mH air core and 4.7uF (polyprop) cap in parallel with each other. These are in series with the +ve terminal.
This is a pretty standard notch for these speakers to cure edge defraction and a peakey response, only the resistor values might change with a different project.
Good quality binding posts and semi-clear platic cases make them look rather nice too.
Drop me a line if they are of interest and we can work something out
how much with shipping to 92606? (Irvine, CA)
thanks,
gychang
Thanks guys for the interest. I'd not heard anything for a few weeks so I put them up on ebay:
http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=110050059135
I'll figure out the postage today and get back to you
http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=110050059135
I'll figure out the postage today and get back to you
OK I've updated the auction with postage for Europe and US.
Cost to US is £7.23 which is $ 13.73 according to www.xe.com
Cost to US is £7.23 which is $ 13.73 according to www.xe.com
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