Flycatcher (GF180-4 with BC25TG15-04)
Flycatcher Dayton GF180-4 with Peerless BC25TG15-04 Now that I have a “feel” of the Dayton GF180-4 woofer with an active system, I’m ready to work on the passive crossover. In… Read more >
Flycatcher Dayton GF180-4 with Peerless BC25TG15-04 Now that I have a “feel” of the Dayton GF180-4 woofer with an active system, I’m ready to work on the passive crossover. In… Read more >
GF180-4 with BC25TG15-04 BiAmp Before I work on a passive crossover, I often listen to the drivers in an active system. This gives me an idea of what to expect,… Read more >
November 22, 2023 Drivers Evaluation, HIFI DRIVERS Read more >
Manufacturer’s Frequency Response This post is a preliminary look at Dayton’s GF180-4 midwoofer. She is very affordable, at only US$27.98. Her glass fiber cone and rubber surround are touted to… Read more >
November 19, 2023 Drivers Evaluation, HIFI DRIVERS Read more >
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 >
November 15, 2023 Drivers Evaluation, HIFI DRIVERS Read more >
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 >
November 12, 2023 Drivers Evaluation, HIFI DRIVERS Read more >
SB12PFCR25-4 Frequency Response Fig 1 – SB12PFCR25-4 Woofer and Tweeter RAW responses • Sealed Box=7 liters • Baffle Width=8″ After my disappointment with the 6″ SB Acoustics SB16PFCR25-4 Coaxial, I… Read more >
November 11, 2023 Drivers Evaluation, HIFI DRIVERS Read more >
SB16PFCR25-4 Frequency Response I was looking forward to working with this 6″ coaxial by SB Acoustics until I measured the woofer and tweeter responses. Instead of what is shown in… Read more >
November 5, 2023 Drivers Evaluation, HIFI DRIVERS Read more >
Thiele & Small Parameters Thiele & Small Parameters (after 24hrs Break-in) It’s not often I pay $240 for a woofer but after being hugely impressed with the Scanspeak 15WU/4741T00 Illuminator,… Read more >
November 4, 2023 Drivers Thiele & Small, HIFI DRIVERS Read more >
Vifa M25WO-49-08 Thiele & Small Parameters Thiele & Small Parameters (before Break-in) Ported Box=35 liters • F3=40Hz (Manufacturer’s T/S) Ported Box=35 liters • F3=40Hz (DATS T/S) Ported Box=55 liters •… Read more >
November 3, 2023 Drivers Thiele & Small, HIFI DRIVERS Read more >
Vifa M21WO-39-08 Thiele & Small Parameters Thiele / Small Parameters (before Break-in) Ported Box=20 liters • Fb=45Hz • Q=0.75 (Manufacturer’s T/S) Ported Box=20 liters • Fb=45Hz • Q=0.75 (DATS T/S)… Read more >
November 3, 2023 Drivers Thiele & Small, HIFI DRIVERS Read more >