Loudspeaker Projects – Passive, Active & Time Aligned

2024 Projects
Flycatcher-XVII 13L Bass Reflex Tang Band W5-1685 with HiVi C3N-III
Flycatcher-XVI 13L Bass Reflex SB17NRX2C35-4 with HiVi C3N-III
Flycatcher-XV 13L Bass Reflex Morel CAW634 with HiVi C3N-III
Flycatcher-XIV 27L Bass Reflex Usher 8137A with HiVi C3N-III
Flycatcher-XIII 35L Bass Reflex Peerless 830869 with HiVi C3N-III
Flycatcher-XII 20L Sealed Box HiVi M8a with HiVi C3N-III
Flycatcher-XI 35L Bass Reflex HiVi F8 with HiVi C3N-III
Flycatcher-X 35L Bass Reflex HiVi C8 with HiVi C3N-III
Flycatcher-IX 35L Bass Reflex Seas U22REX/P-SL with HiVi C3N-III
Flycatcher-VIII 24L Bass Reflex Dayton DS215-8 with HiVi C3N-III
Flycatcher-VII 24L Bass Reflex Dayton DA215-8 with HiVi C3N-III
Flycatcher-VI 24L Sealed Box HiVi M8N-1B with HiVi C3N-III
Redpoll 13L Bass Reflex Wavecor WF182BD03-04 with Morel CAT378
Flycatcher-V 13L Bass Reflex Wavecor WF182BD03-04 with HIVi C3N-III
Thrush-CAT 13L Bass Reflex Satori MW16P-4 with Morel CAT378
2023 Projects
Flycatcher-IV 13L Bass Reflex Satori MW16P-4 with HIVi C3N-III
Flycatcher-III 24L Bass Reflex HiVi W20RC38-08 with HiVi C3N-III
Flycatcher-II 15L Bass Reflex Dayton GF180-4 with HiVi C3N-III
Flycatcher-II (Active) BiAmp Dayton GF180-4 with HiVi C3N-III 
Flycatcher 15L Bass Reflex (Dayton GF180-4 with Peerless BC25TG15-04)
Markaudio CHP-70-P Gen2 BiAmp CHP70 Bass Reflex with Toucan-SF Bandpass Subwoofer
Harrier 27L Sealed Box Dayton MB1025 with LaVoce DF10.172K + 18 Sound XT1086
Swans M1 ReWorked 13L Bass Reflex HiVi F5 with RT1C-A
Chickadee (Pt 2) Final Crossover
Chickadee (Pt 1) 7L Sealed Box CoAxial  4″ Dayton CX120-8
Swallow-BC Time & Phase Coherent (Peerless GBS85M with BC25SC08-04)
Swallow-M2 Passive Swallow-M2 with Active Peerless 830869
Swallow-M Passive Swallow-M with Active Peerless 830869
Swallow Passive Swallow with Active Thruster
Flamingo-TBFC Bass Alignment High Qts Tang Band W6-789E Port Tuning with 27L box
Flamingo-TBFC 27L 2-way Tang Band W6-789E with Seas 27TBFC
2021 Projects
Osprey-12 60L 2-way CoAxial 12″ Eminence Beta 12CX with Selenium D220Ti
Condor-III 45L 2-way Bass Reflex FaitalPro 10FE200-4 with FaitalPro STH100 + D220ti
Condor-II 45L 2-way Bass Reflex FaitalPro 10FE200-4 with Dayton H6512 + 2414H-C
Condor 45L 2-way Bass Reflex Peerless FSL-1020R02-08 with Dayton H6512 + 2414H-C
Osprey-BR 45L 2-way CoAxial 10″ Eminence Beta 10CX with Selenium D220Ti
Thrush 18L 2-way Bass Reflex Satori MW16P-4 with CAT378
Warbler-DX 13L 2-way Bass Reflex Peerless 830656 with DX25TG59-04
Kookaburra 18L 2-way Bass Reflex Morel CAW634 with CAT378
Swallow-TPC Time & Phase Coherent GBS85N25PR03-04 with Peerless BC25SC08-04
Swallow-AP 7L 2-way Sealed Box GBS85N25PR03-04 with Audiopur PLA114-6
Sparrow-SB19 8L 2-way Bass Reflex SB13PFC25-04 with SB19ST-C000-4
Magpie-XT 13L 2-way Bass Reflex SB17NRX2C35-4 with Peerless XT25TG30-04
Mockingbird-V 13L 2-way Bass Reflex Fountek FW168 with Peerless XT25TG30-04
Finch-TA 15L 2-way Bass Reflex Vifa PL18WO-09-08 with Peerless BC25TG15-04
Lark-SM 15L 2-way Bass Reflex SB16PFC25-08 with Peerless BC25TG15-04
Dove 15L 2-way Bass Reflex Dayton DA175-8 with Peerless BC25TG15-04
Soliloquy-IIb 10L 2-way Bass Reflex Tang Band W5-1685 with Seas 27TBFC
Orion-RT13 6L 2-way Bass Reflex Audax HM130CO with HiVi RT1.3WE
G1 Studio Monitor 18L 2-way Bass Reflex Peerless 835025 with Morel MDT29
Myna-MDT 18L 2-way Bass Reflex Seas U18RNX with Morel MDT29
Magpie-MDT 18L 2-way Bass Reflex SB17NRXC35-4 with Morel MDT29
Magpie-DX 18L 2-way Sealed Box SB17NRXC35-4 with Peerless DX25TG59-04
Lark-DX 18L 2-way Bass Reflex SB16PFC25-08 with Peerless DX25TG59-04
Cardinal-TBFC-II 27L 2-way Bass Reflex Peerless 830874 with Seas 27TBFC
Myna-TBFC 27L 2-way Bass Reflex Seas U18RNX with Seas 27TBFC
Starling-TBFC 27L 2-way Bass Reflex Seas ER18RNX with Seas 27TBFC
Lark-XT 13L 2-way Bass Reflex SB16PFC25-08 with Peerless XT25TG30-04
Magpie-II 27L 2-way Bass Reflex SB17NRX2C35-4 with Seas 27TBFC
Magpie 27L 2-way Bass Reflex SB17NRX2C35-4 with Seas 27TBFC
Grosbeak-TBFC 27L 2-way Bass Reflex Peerless 835025 with Seas 27TBFC
Raven-TBFC 27L 2-way Bass Reflex Dayton RS180s with Seas 27TBFC
Raven-RST 27L 2-way Bass Reflex Dayton RS180s with Dayton RST28A
Raven-DCR 40L 2-way Dual Chamber Reflex Dayton RS180s with Seas 27TBFC
Starling-DCR 40L 2-way Dual Chamber Reflex Seas ER18RNX with Seas 27TBFC
2020   Projects
Grosbeak-DCR 40L 2-way Dual Chamber Reflex Peerless 835025 with Seas 27TBFC
Cardinal-TBFC-DCR   40L 2-way Dual Chamber Reflex Peerless 830874 with Seas 27TBFC
Cardinal-TBFC   15L 2-way Bass Reflex Peerless 830874 with Seas 27TBFC
Hawk-XT3   13L 2-way Bass Reflex HiVi L6-4R with Peerless XT25TG30-04
Starling-MDT 18L 2-way Bass Reflex Seas ER18RNX with Morel MDT29
Anarchy-XT   13L 2-way Bass Reflex Anarchy-704 with Peerless XT25TG30-04
Myna-DXT 15L 2-way Bass Reflex Seas U18RNX/P with Seas 27TBCD/GB-DXT
Goldfinch-DXT   15L 2-way Bass Reflex Scanspeak PL18WO-06-08 with Seas 27TBCD/GB-DXT
Starling-V   15L 2-way Bass Reflex Seas ER18RNX with Seas 27TDFC
Myna   18L 2-way Bass Reflex Seas U18RNX/P with Morel MDT29
Rosefinch   13L 2-way Bass Reflex Peerless NE180W-08 with Peerless XT25TG30-04
Mockingbird-XT2   13L 2-way Bass Reflex Fountek FW168 with Peerless XT25TG30-04
Grosbeak-XT   13L 2-way Bass Reflex Peerless 835025 with Peerless XT25TG30-04
Cardinal-XT2   13L 2-way Bass Reflex Peerless 830874 with Peerless XT25TG30-04
Raven-XT2   13L 2-way Bass Reflex Dayton RS180s-08 with Peerless XT25TG30-04
Hawk-XT2   13L 2-way Bass Reflex HiVi L6-4R with Peerless XT25TG30-04
Canary-XT2   13L 2-way Bass Reflex Silver Flute W17RC38-08 with Peerless XT25TG30-04
Flamingo-V   13L 2-way Bass Reflex Tang Band W6-789E with Peerless H26TG45-06
Soliloquy-V   13L 2-way Bass Reflex Tang Band W5-1685 with Peerless BC25SC08-04
Sparrow-V   13L 2-way Bass Reflex SB13PFC25-08 with Peerless BC25SC08-04
Sparrow-II   13L 2-way Bass Reflex SB13PFC25-08 with Peerless BC25SC08-04
Soliloquy-III   13L 2-way Bass Reflex Tang Band W5-1685 with Peerless BC25SC08-04
Warbler-TA   Time-Aligned 13L 2-way Bass Reflex Peerless 830656 with Peerless BC25SC08-04
Starling-2020TA   Time-Aligned 18L 2-way Bass Reflex – Seas ER18RNX with Morel MDT29
Starling-2020   18L 2-way Bass Reflex Seas ER18RNX with Morel MDT29
Canary-II   15L 2-way Bass Reflex Silver Flute W17RC38-08 with Vifa D27TG35-06
Hawk-II   15L 2-way Bass Reflex HiVi L6-4R with Vifa D27TG35-06
Palila 16L Triple Chamber Bandpass Subwoofer 2 units of Dayton DA135-8
Honeycreeper   15L 2-way Bass Reflex Vifa P17WJ-00-08 with Vifa PL27TG35-06
Pelican   60L Bass Bin 2 units of Peerless 830869
Toucan-DA   25L Bandpass Subwoofer Dayton DA215-8
Crow-II   25L Bandpass Tower Subwoofer Dayton DA175-8
Goldfinch   15L Bass Reflex Scanspeak PL18WO-06-08 with Peerless H26TG45-06
Sparrow-TA   Time -Aligned 8L Bass Reflex SB13PFC25-08 with SB19ST-C000-4
Enlightenment 10L Bass Reflex ScanSpeak 15WU/4741T00 with Morel CAT378
Hummingbird-TA   Time-Aligned 7L 2-way Bass Reflex – Dayton DSA135-8 with Dayton ND25FW-4
Sparrow MTM-2   22L MTM Bass Reflex SB13PFC25-04 with PRV D280Ti and PRV WG11-25
Sandpiper   24L 2-way Bass Reflex Pioneer PD-40 Horn with Dayton DA215-8
Warbler   13L 2-way Bass Reflex Peerless 830656 with Peerless BC25SC08-04
Falcon-III   3-way Baffleless Speaker Peerless 830869 | HiVi DMN-A | Peerless XT25SC90
Wren-DQ   2-way Bass Reflex CHP-70-P Gen2 with Peerless DQ25SC16-04
Wren-BC   2-way Bass Reflex CHP-70-P Gen2 with Peerless BC25SC08-04
Wren   Full Range Bass Reflex Markaudio CHP-70-P Gen2
Starling-TPC   Time & Phase Coherent Seas ER18RNX with Peerless H26TG45-06
Swallow   7L Sealed Box Peerless GBS85N25PR03-04 with Audax TW010E1
Swift 2.5
  22L TMM 5″ Zaph ZA14 with Peerless DQ25SC16-04
Soliloquy-II
  10L Bass Reflex Tang Band W5-1685 with Seas 27TBFC
Markaudio CHP-70-P Gen2   Time Alignment with HiVi TN28
Toucan-SF   25L Compact Bandpass Subwoofer – Silver Flute W20RC38-08
Markaudio CHP-70-P Gen2   Baffle Step Compensation (BSC)
Markaudio CHP-70-P Gen2   Time Alignment with Audax TW010E1
Markaudio CHP-70-P Gen2   3-way with Audax TW010E1 tweeter
Markaudio CHP-70-P Gen2   2-way Sealed Box with Elite VRT18 Ribbon tweeter
JBL Control 5   7 parts – from original Control 5 to Upgraded Crossover to Active Bi-amping
2019   Projects
Solitaire 2-way Sealed Box Peerless 830870 with Morel MDT29
Hummingbird   2-way 5″ Dayton DSA135-8 with Dynavox TD2801XL
Lark DCR2b   2-way Dual Chamber Reflex – SB16PFC25-8 with ND25FW-4
Lark DCR2   2-way Dual Chamber Reflex – SB16PFC25-8 with ND25FW-4
Osprey-II Revisited 2-way CoAxial 10″ Eminence Beta 10CX with Selenium D220ti
Dayton PK165-8 with Audx TW010E1   2-way 6″ Dayton PK165-8 Pro Midrange with Audax TW010E1 10mm Tweeter
ORION2   Time and Phase Coherent Audax HM130C0withFountek NeoCD3.5H
Kingfisher3   3-way 8″ Silver Flute Bandpass Subwoofer with SuperMicro-DX2
Kingfisher2      3-way 10″ Albatross Bandpass Subwoofer with SuperMicro-DX2
Kingfisher      the poor man’s B&W Matrix 801
SuperMicro-DX3  (Active)      3-way  Bass Reflex. Silver Flute W20RC38 | Fountek FE85 | Peerless DX20BF00-04
SuperMicro-DX2  (Active)      2-way Sealed Box Fountek FE85 with Peerless DX20BF00-04
SuperMicro-DX  (Active)   2-way Sealed Box Tang Band W3-1364SA with Peerless DX20BF00-04
ORION   Time and Phase Coherent Audax HM130C0 with Fountek NeoCD3.5H
OWL-II   8″ 2-way 20L Bass Reflex Dayton PA200 with Fostex 025H27
OWL   8″ 2-way 20L Bass Reflex Dayton PA200 with Selenium ST200
Flamingo2  (Active)   Tang Band W6-789E with Peerless BC25SC08-04
Flamingo   Full Range – Tang Band W6-789E
2018   Projects
SUPERMICRO2K6 (Active)   Fountek FE85 with Peerless BC25SC08-04 tweeter
SUPERMICRO3 (Active)   Fountek FE85 with HiVi TN28 tweeter
PYRAMID GOLD   25L Compact Bandpass Subwoofer with Vintage 10″ Pyramid Gold Series 
TOUCAN   25L Compact Bandpass SubwooferDayton SD215A-88 DVC
SUPERMICRO2  (Active)   Fountek FE85 with Peerless BC25SC08-04 tweeter
ALBATROSS
  10″ 75L Bandpass SubwooferDayton DA270-8
CROW   25L Slim Tower Bandpass SubwooferSilver Flute W17RC38-08
BLACKBIRD-TA   8″ 2-way 35L Bass Reflex – HiVi M8a with JBL 2342 Bi-Radial Horn
ROBIN-HT5   HiVi M5a with JBL HT5
SWIFT-HT5   Zaph ZA14 with JBL HT5
JBL HT5 Mod   Modifying the JBL HT5 for 3-way
JUNCO-II   8″ 2-way 20L Bass Reflex – HiVi M8a with HiVi TN28
JUNCO   8″ 2-way 20L Bass Reflex – Vifa M21WO-39-08 with HiVi TN28
FINCH   1st order 13L Bass Reflex – Vifa PL18WO-09-08 with Morel CAT378
RAVEN-CAT   1st order 3-way  – Dayton DA 270Dayton RS180P + Morel CAT 378
FALCON-II   3-way Baffleless Concept Speaker with Dayton RS52AN Dome Midrange
2017   Projects
RAVEN-TA   Time Aligned 13L Bass Reflex – Dayton RS180s with Peerless H26TG45-06 tweeter
ROBIN-X   13L Bass Reflex – HiVi M5a with HiVi RT1C-A Planar Tweeter
STARLING-TA   Time Aligned 15L Bass Reflex – Seas ER18RNX with Seas 27TDFC tweeter
CARDINAL-DCR-TA   Time-Aligned DCR 40L –  Peerless 830874 and Seas 27TBFC tweeter
CARDINAL-TA   Time-Aligned 15L Bass Reflex – Peerless 830874 with Seas 27TDFC tweeter
SOLILOQUY-TA   Time-Aligned 13L Bass Reflex – Tang Band W5-1685 with HiVi RT1C-A tweeter
ROBIN-DX     13L Bass Reflex –  HiVi M5a with Peerless DX20BF00-04 Tweeter
SPARROW-MTM     22L MTM Bass Reflex – SB Acoustics SB13PFC25-04 with WG 11-25/PDS221
RAVEN     13L Bass Reflex – Dayton RS-180s with XT25TG30-04 Tweeter
STARLING-II     Starling Update – Seas ER18RNX with Seas TDFC Tweeter
LARK-II   15L Bass Reflex – SB Acoustics SB16PFC25-8 with HiVi TN28 Tweeter
LARK     15L Bass Reflex – SB Acoustics SB16PFC25-8 with BC25TG15-04 Tweeter
CANARY-XT    13L Bass Reflex – Silver Flute W17RC38-08s with XT25TG30-04 Tweeter
SPARROW-X     13L Bass Reflex – SB Acoustics SB13PFC25-08 with HiVi RT1C-A Tweeter
SPARROW     7L Bass Reflex – SB Acoustics SB13PFC25-08 with HiVi TN28 Tweeter
MOCKINGBIRD-XT     13L Bass Reflex – Fountek FW168 with Peerless XT25TG30-04 Tweeter
MOCKINGBIRD-TN     13L Bass Reflex – Fountek FW168 with HiVi TN28 Tweeter
SWIFT-X     13L Bass Reflex – Zaph ZA14 with HiVi RT1C-A Planar Tweeter
HAWK     13L Bass Reflex – HiVi L6-4R with Peerless XT25TG30-04
HiVi L6-4R + Peerless XT25TG30-04     Good Match – Active System
HiVi L6-4R + Peerless BC25TG15-04   Evaluation – Active System
2016
  Projects
CARDINAL   Evaluation of Peerless 830874 with PRV D280Ti coupled to Dayton H07E horn
MERLIN – II (ACTIVE-Time Aligned)     Dual Chamber Reflex (DCR) – Dayton RS-180S with Pyle PH565/PDS182 combo
ORIOLE (ACTIVE-Time Aligned)   Tang Band W5-704 with HiVi RT1C planar tweeter
ROBIN 2.5     Slim Tower Design – 2 units of HiVi M5a with Vifa XT25TG30-04 tweeter
SOLILOQUY   25L Tower – Tang Band W5-1685 with Seas 27TBFC tweeter
SUPER MICRO     Tang Band W3-1364SA with Peerless BC25SC08-04 tweeter
SUPER MICRO 2.1 and 3-WAY     Super Micro with Dayton SD215A-88 Bandpass Subwoofer
 Archive
 Canary (2013)  Silver Flute W17RC38-08 + Vifa XT25TG30 with Pellegrene Elliptical Waveguide
 Falcon (2013)    3-way with Peerless 830869, Dayton RS52AN and Vifa XT25SC90
 Merlin (2010)  Dual Chamber Reflex (DCR) – Dayton RS-180S with Seas TDFC tweeter
 Nightingale-II (2012)  Dayton RS-180s with Dayton H07E/Pyle PDS382 combo
 Nightingale-III (2013)  Dayton RS-180s with Pyle PH715/Selenium D220Ti combo
 Nightingale-IV (2013)  HiVi M8a with Pyle PH715/Selenium D220Ti combo
 Nightingale-V (2013)  Peerless 830869 with Pyle PH715/Selenium D220Ti combo
 Oriole (2010)  Tang Band W5-704 with HiVi RT1C planar tweeter
 OSPREY (2013)  Eminence Beta 10CX in 52L Bass Reflex with Peavey RX14 compression driver
 Robin (2010)  HiVi M5a in 13L Bass Reflex with Vifa D25AG35-06 tweeter
 Robin -II (2015)  HiVi M5a in 13L Bass Reflex with Denovo Mini Elliptical Tweeter
 Robin-IIa (2015)  Same as Robin-II but crossover tuned for more bass
 Starling (2010)  Seas ER18RNX with Seas TDFC tweeter
 Swift (2010)  Zaph ZA14 with Vifa XT25SC90
 Swift-II (2013)  with 18dB HP and LP networks
 Swift-IIIc (2013)  Zaph ZA14 with Vifa XT25TG30  tweeter with Asymmetic crossover
 Swift Ultima (2013) 
 Refinement of Swift-IIIc to almost Constant Electrical Phase
 Vifa62 (2007)  Vifa Premium Line PL18WO-09 + Vifa PL27TG-35