Ping pong is fun though... I didnt claim Sir Winston Churchill first penned the words... I did say:
"I support the great Sir Winston Churchill philosophy which he summarised in the Houses of Parliament in 1941:"
Series 3-way is live!
I put my test crossovers in enclosures and took measurements. Tweaked with DSP PEQ.
Previous post with picture of the baffle and drivers.
Other post showing how I was using 3-way active DSP until today.
Measurement image shows:
), but the general approximation is valuable for me.
The active 3-way sounded really good and looks better +/- overall, but I’m happy to be able to easily switch out power amps again. AND bring my Iron Pre back from its slumber.
Edit: I rotated the little coils in the boxes to be perpendicular to the big coils after an astute comment from @xrk971.
I put my test crossovers in enclosures and took measurements. Tweaked with DSP PEQ.
Previous post with picture of the baffle and drivers.
Other post showing how I was using 3-way active DSP until today.
Measurement image shows:
- Red - Before EQ w/ series crossover
- Gold - After EQ w/ series crossover
- Cyan - 3-way active DSP crossover
- Violet - EQ w/ former parallel crossover
- Measurements taken with MiniDSP umik and REW from the listening position (~2m), on-axis with the mid, psychoacoustic smoothing
), but the general approximation is valuable for me.The active 3-way sounded really good and looks better +/- overall, but I’m happy to be able to easily switch out power amps again. AND bring my Iron Pre back from its slumber.
Edit: I rotated the little coils in the boxes to be perpendicular to the big coils after an astute comment from @xrk971.
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I guess now that Thigpen’s patent has expired we will see more of those. I have run across those before, thanx for the meory jog.
There are some interetsing planars and ESLs coming out of Europe.
dave
