Search found 5 matches

by arb
Wed 10 Sep 2014, 14:14
Forum: DIY
Topic: Sonab, Carlsson OA12
Replies: 6
Views: 5947

Re: Sonab, Carlsson OA12

Hej,
Nice work!
The LS terminals (with the iron corner) look really very neat: where did you find them ?
Mvh,
ARB
by arb
Sun 01 Apr 2012, 16:43
Forum: Carlsson
Topic: OD-11 OA-12 OA-14: crossover wiring and driver phasing
Replies: 1
Views: 2673

Re: OD-11 OA-12 OA-14: crossover wiring and driver phasing

Here is my shot at redrawing the original schematics: not quite a work of art, but hopefully accurate.
ARB
by arb
Tue 27 Mar 2012, 17:24
Forum: Carlsson
Topic: OD-11 OA-12 OA-14: crossover wiring and driver phasing
Replies: 1
Views: 2673

OD-11 OA-12 OA-14: crossover wiring and driver phasing

Hello Carlsson fans,
You may want to check the following information:
http://www.faktiskt.se/modules.php?name ... 07#1312507
Regards,
ARB
by arb
Thu 24 Nov 2011, 21:57
Forum: DIY
Topic: Wire gauge for crossover coils OA-12/OA-14
Replies: 2
Views: 4114

Re: Wire gauge for crossover coils OA-12/OA-14

Thank you!
I was aware that most people were keeping the old coil, but I was wondering if it was indeed the optimal solution when a full rebuild is contemplated.
While the original crossover was designed to handle about 40Wrms, with a LF coil DC resistance exceeding 1ohm (that's about 5W ...
by arb
Thu 24 Nov 2011, 12:45
Forum: DIY
Topic: Wire gauge for crossover coils OA-12/OA-14
Replies: 2
Views: 4114

Wire gauge for crossover coils OA-12/OA-14

Hello,
In the process of scratch building the revised crossovers (for B65oa II and T22-oa), I found the following infos on the forum: the 0.4mH coil wire is specified at 1.2mm diameter, the 0.6mH coil wire at 1.0mm dia (the original 0.5mH coil wire being 0.7-0.8mm dia).
What about the 1.8mH coil? I ...