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3-Way Adjustable Stereo Active Crossover simulation file
LTspice simulation file as mentioned in the 3-Way Active Crossover article, September 2017.
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Set of four 8-gang potentiometers with knobs for the 2/3-Way Active Crossover
A set of hard-to-get components for the 2/3-Way Adjustable Active Crossover. This pack includes:
- 4 x PTD908-1015F-B103 eight-gang linear 10kΩ 9mm potentiometers
- 4 x 1227-J knobs, to suit the potentiometers
The PCB, panels, case pieces and SMD parts are available separately from our shop. The other parts can be purchased from retailers like Jaycar and Altronics.
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3-Way Adjustable Stereo Active Crossover PCB [01108171 RevD]
PCB for the 3-Way Active Crossover.
Double-sided PCB with plated through holes, solder mask and silkscreen overlay.
Note: there is an error on this board which affects its use with a centre-tapped transformer. See notes & errata in the May 2019 issue.
284 x 77.5mm.
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3-Way Adjustable Stereo Active Crossover prototype PCB [01108171 RevC]
PCB for the 3-Way Active Crossover.
Double-sided PCB with plated through holes, solder mask and silkscreen overlay.
Two errors have been fixed on this board with track cuts. A note will be included indicating their locations. As a result, the price has been reduced.
284 x 77.5mm.
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3-Way Adjustable Stereo Active Crossover PCB [01108171 RevE]
PCB for the 3-Way Active Crossover.
Double-sided PCB with plated through holes, solder mask and silkscreen overlay.
284 x 77.5mm.
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3-Way Adjustable Stereo Active Crossover PCB pattern (PDF download) [01108171]
PDF with the PCB design for the 3-Way Active Crossover (double-sided).
Both layers are in a single PDF.
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3-Way Adjustable Stereo Active Crossover front & rear panel artwork (PDF download)
A PDF with the front and rear panel artwork for the 3-way Active Crossover.
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Black acrylic case pieces for the 3-Way Adjustable Stereo Active Crossover for Loudspeakers
Top, bottom and side case pieces for the 3-way Active Crossover, cut from 3mm black acrylic. With the front and rear panels, these form the case for the Crossover.
The case can be assembled so that the outside surface is either matte black (recommended) or gloss black.
The article in the October 2017 issue has the full case assembly details. Total panel size: 223 x 302 x 3mm.
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Front & rear panels for the 3-Way Adjustable Stereo Active Crossover [01108172/3]
Front and rear panels for the 3-Way Fully Adjustable Stereo Active Crossover for Loudspeakers.
Each panel is made from a 1.6mm-thick PCB with black solder mask and white silkscreen printing. All holes and cut-outs are pre-made.
The front panel is 296 x 43mm and coded 01108172. The rear panel is also 296 x 43mm and coded 01108173. Sold as a pair.
These are designed to slot into the set of four black acrylic case pieces and form a complete case (sold separately).
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SMD parts for the 3-way Adjustable Active Stereo Crossover
A set of all the SMD parts for the 3-Way Active Crossover. See the parts list link below for details on what is included.
We have a pack of 8-gang potentiometers and knobs available separately, as well as the PCB, front and rear panels and case pieces. All the other parts should be available from local retailers.
Refer to the magazine issues listed below for assembly, set-up and operating instructions.
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