1. 1 2 3 5 4 6 4 3D Front Rear Side ~6.5” 4” ~5” ~7.5” 10.5” 14” ~8.5”
Speaker Components List and Parts Express Part No.
Dayton Audio RS150-4 mid-woofer Part #
Dayton Audio RS100-4 midrange Part #
Dayton Audio ND25FA-4 soft dome tweeter Part #
Dayton Audio RS225-8 woofer (2) Part #
Square Speaker Terminal Cup 4" Gold Banana Binding Post Part #
Speaker Cabinet Port Tube
Specification values are approximate
Frequency response: 28Hz – 20kHz
Sensitivity ~89dB
Crossover: 600Hz/2600Hz/6000Hz
Input impedance: ohms
Power rating: ~100 watts
OD Dimensions: 40”H x 11”W x 14”D
Individual crossover boards mounted here
~6.5”
Solid boards 3D
Centers distance from top
Front
Speaker cutouts see DA speaker spec sheets
Rear
Side 4” 1
~5”
~7.5”
cutout
10.5”
14” 2
cutout
Upper brace x2
~8.5”
~21” 3
cutout
Centers distance from top
40” 5
23” 4
cutout
~11”
0.25”
wire feed hole
21”
Speaker
terminals
+ -
~30”
cutout
33” 6 4
~12”
tuned
port cut to 9.5” length
cutout
See port tube and terminal cup specs for cutout diameters
Upper brace x2
Lower brace
11”
14”
copywrite protected 2017 Mike P.

2. copywrite protected 2017 Mike P.

3. copywrite protected 2017 Mike P.
Parts List
Speakers PE part#
Dayton Audio RS " Reference Woofer
Dayton Audio RS " Reference Woofer
Dayton Audio RS " Reference Woofer
Dayton Audio ND25FA-4 1" Soft Dome Neodymium Tweeter
Port Tubes
Precision Port PSP-3TB 3" Dia. x 12" Long Port Tube
Precision Port PSP-3OFH 3" Outside Flare for Port Tube
Precision Port PSP-3RG 3" Connecting Ring for Port Tube
Electrical Crossover Components
Square Speaker Terminal Cup 4" Gold Banana Binding Post
Jantzen Audio 0.15mH 20 AWG Air Core Inductor Crossover Coil
Jantzen Audio 0.25mH 20 AWG Air Core Inductor Crossover Coil
Jantzen Audio 0.40mH 20 AWG Air Core Inductor Crossover Coil
Jantzen Audio 1.5mH 20 AWG Air Core Inductor Crossover Coil
Jantzen Audio 0.13mH 18 AWG Air Core Inductor Crossover Coil
Jantzen Audio 0.18mH 18 AWG Air Core Inductor Crossover Coil
Audyn Cap Q4 4.7uF 400V MKP Metalized Polypropylene Foil Crossover Capacitor
Audyn Cap Q4 6.8uF 400V MKP Metalized Polypropylene Foil Crossover Capacitor
Audyn Cap Q4 10uF 400V MKP Metalized Polypropylene Foil Crossover Capacitor
Audyn Cap Q4 47uF 400V MKP Metalized Polypropylene Foil Crossover Capacitor
Dayton Audio DMPC-20 20uF 250V Polypropylene Capacitor
Misc.
Parts Express #8 x 3/4" Deep Thread Pan Head Screws Black 100 Pcs
copywrite protected 2017 Mike P.

4. copywrite protected 2017 Mike P.
Features
Heavily braced cabinets
Mid-woofer, midrange and tweeter are isolated from the woofers
Two types of high density acoustic dampening material
Rear mounted flared tuned port
Crossover design utilizes:
all precision metalized film capacitors
precision air core and iron core copper wound inductors
Gold plated banana binding posts
All connections to binding posts and drivers are soldered
copywrite protected 2017 Mike P.