Markaudio CHP-70-P Gen2 Bass Reflex (7 Liters) As promised, this post is about the Markaudio CHP-70-P Gen2 in a bass reflex. The enclosure is the same as in the 7… Read more >
michael chua
November 15, 2023
Drivers Evaluation, HIFI DRIVERSCHP70, Full Range
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Markaudio CHP-70-P Gen2 Frequency Response Measured Frequency Response The frequency response above is with the CHP70 mounted onto a sealed box of 7 liters. Baffle width is 8″. Generally, the… Read more >
michael chua
November 12, 2023
Drivers Evaluation, HIFI DRIVERSCHP70, Full Range
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Dayton PC83-8 Review Dayton PC83-8 Frequency Response (manufacturer) The plot above is from Dayton. It shows a flat response from 1kHz~10kHz. After that, the cone breakup extends the super highs… Read more >
michael chua
August 31, 2023
HIFI DRIVERSDayton, Evolve, Full Range, PC83
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Dayton PC83-8 Thiele/Small This Dayton PC83-8 is another Full-Range driver that I’m considering for the Evolve clone. At $12.98 each, she cost slightly more than the HiVi C3N-III ($9.49 each)…. Read more >
michael chua
August 30, 2023
Drivers Thiele & Small, HIFI DRIVERSDayton, Evolve, Full Range, PC83
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HiVi C3N-III Review HiVi C3N-III Frequency Response (manufacturer) The Frequency Response plot of the C3N-III above is by HiVi.This is with the driver mounted onto an IEC baffle. Note the… Read more >
michael chua
August 28, 2023
HIFI DRIVERS, PRO DRIVERSC3N, Evolve, Full Range, HiVi
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Fountek FR88EX Thiele & Small (before Break-in) Manufacturer’s Specs Sealed Box=1.5 liters • F3=144Hz (Manufacturer’s T/S) Ported Box=3 liters • Fb=75Hz (Manufacturer’s T/S) Ported Box=3 liters • Fb=75Hz (DATS) Updated… Read more >
michael chua
April 18, 2020
Drivers Thiele & Small, HIFI DRIVERSFountek, FR88EX, Full Range
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Fountek FE85 RAW Frequency Response Fountek FE85 Thiele & Small Manufacturer’s Specs Sealed Box=1.5 liters. F3=150Hz Sealed Box=3 liters. F3=145Hz Ported Box=3 liters. F3=75Hz Ported Box=5 liters. F3=65Hz
michael chua
April 17, 2020
Drivers Thiele & Small, HIFI DRIVERSFE85, Fountek, Full Range
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Markaudio 4″ CHP70-P GEN2 Thiele & Small Parameters Thiele & Small Parameters (before Break-in) Ported Box=7 liters • F3=57Hz (DATS x0.75 T/S) Sealed Box=7 liters • F3=112Hz (DATS x0.75 T/S)… Read more >
michael chua
April 15, 2020
Drivers Thiele & Small, HIFI DRIVERSCHP70, Full Range, Markaudio
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Manufacturer’s Frequency Response Measured Frequency Response Baffle Width = 6-1/2″ | Sealed Box 1.7 liters | No Smoothing Step Response Cumulative Spectral Decay Toneburst Energy Storage Spectrogram Harmonic Distortion Impedance… Read more >
michael chua
February 27, 2020
Drivers Thiele & Small, HIFI DRIVERSCHP70, Full Range, Markaudio
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Kingfisher3 The Kingfisher3 is a refinement in the tonal balance of the Kingfisher2. In the previous Kingfinsher2, the Albatross is slightly heavy on the bass. By this, I mean the… Read more >
michael chua
June 10, 2019
ProjectsBandpass, DX20, FE85, Fountek, Full Range, Peerless, Silver Flute, SuperMicro, W20RC38
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