[gils]

   

Hello everyone ,

I am new to this forum, I'm trying to make realization of U-FRAME open speaker audio system, I realized a first baffle and I wanted to have an expert opinion in this area, I ' I made a decision of his first with percussion followed by a string trio, decision is made to 3 meters with a low-end camcorder but it gives a fairly truthful even noticed it lacks precision.

U-FRAME

2 low / medium 12 "
1 compression

Your opinions will be valuable

Thank you

http://www.sendbox.fr/da99ee771fe55e57/test_open_baffle.mp4.zip

[nicoch]

why U baffle ?

[mcgsxr]

I assume that you picked U baffle after considering a flat or H baffle?

[gils]

 

hello ,

this is U-FRAME  ( HP Europsonic  TS-30 150/300  x 2 + 1 compression Browell 1 " + Pavillon Cerwin Vega

http://www.audiocircle.com/index.php?topic=121548.msg1520916#msg1520916

Europsonic TS-30/150/300

Parameter, Value, Dim
Fs, 44.62, Hz
Re, 7.91, ohms[dc]
Qt, 1.04, -
Qes, 1.13, -
Qms, 13.01, -
Mms, 26.06, grams
Rms, 0.664139, kg/s
Cms, 0.000488, m/N
Vas, 178.91, liters
Sd, 510.71, cm^2
Bl, 7.731768, Tm
ETA,  1.58, %
Lp(2.83V/1m), 94.14, dB
 , ,
Le, 543.64, uH
L2, 570.57, uH
R2, 17.07, ohms
L3, 0, uH
R3, 0, ohms



Good HP for open baffle 

[gils]

 

test is good for me  , no filter , just capa 5 μF + resistor 5 Ohms on compression (105 db)

test music , my English is bad

French 

http://www.sendbox.fr/7e46009e082a8d3c/test_audio_music.mp4.zip

[nicoch]

you must do a proper filter.... at last in 2.5 way ie cut the woofer on floor and live the upper goes up to horn...

[gils]

hello ,

pink noise with camcorder 

https://youtu.be/pEWgXQ2GG-o

[gils]

 

test audio with crossover two way / cut 800 Hz -6 db , my cam is low  de 30 Hz at 10 Khz

 

https://www.youtube.com/watch?v=YFwrjBhg0nk&feature=youtu.be