Dayton DAEX25VT-4 20W Exciter
Dayton DAEX25VT-4 This DAEX25VT-4 is essentially a tiny driver that you stick to a panel like a foam core board. When music is played, it vibrates the board like a… Read more >
Sparrow MTM-2 (SB13PFC25-04 with PRV D280Ti)
Sparrow MTM-2 It was in 2017 that I designed the Sparrow-MTM. In that version, my aim was to design a MTM that’s easy on the pocket. In this MTM-2, sound… Read more >
Sandpiper – Pioneer PD-40 with Dayton DA215-8
Marrying the Old with the New The Sandpiper is based on one of my favorite horns, the Pioneer PD-40-4. This horn was originally used for the midrange in Pioneer’s CS-R700…. Read more >
Warbler – Peerless 830656 with Peerless BC25SC08-04
Warbler The Warbler is based on the SDS 830656, a budget 5-1/4″ woofer by Peerless. At $16, the 830656 is the cheapest woofer I have. Peerless datasheet describes the 830656… Read more >
FALCON-III Baffleless Concept Speaker
Introducing the Falcon-III The Falcon-III is a new addition to my Baffleless Concept Speakers. This time round, the heart of the system is a DMN-A Dome Midrange by HiVi. The… Read more >
Wren-DQ (CHP-70-P Gen2 with Peerless DQ25SC16-04)
Wren-DQ In this version of the Wren, I replaced the Peerless BC25SC08-04 with a titanium dome tweeter, a DQ25SC16-04. This is the most convenient tweeter to use because they share… Read more >
Wren-BC (CHP-70-P Gen2 with Peerless BC25SC08-04)
Wren-BC In the Wren-BC, the Markaudio CHP-70 now has a companion, a Peerless BC25SC08-04 tweeter for the treble. That will elevate this full range to a higher level. The first… Read more >
Wren – Markaudio CHP-70-P Gen2 Bass Reflex
Wren – a CHP-70 Bass Reflex In all my previous posts on the CHP-70, it was with a 1.7 liters sealed box. What I wanted to find out then was… Read more >
Starling-TPC (a Time & Phase Coherent 2-way)
Starling-TPC The Starling-TPC takes the development of the Starling into the realm of Time and Phase Coherency made famous by Thiele and Dunlavy. Both these manufacturers are no longer around… Read more >
Swallow – a Time and Phase Coherent Satellite
Swallow The Swallow is a fairly compact, 7 liters, 2-way satellite. It uses a very unusual driver, a GBS85N25PR03-04 midrange by Peerless. This driver is only 14.5mm deep. That’s 0.57… Read more >