I modeled an offset horn in Hornresp and created below AKABAK script from it. Please help me figure how to import it into AKABAK 3.1.3.
Code:
|DATA EXPORTED FROM HORNRESP - RESONANCES NOT MASKED
|COMMENT: PRV 15W700 - Input wizard | 2 segment offset driver horn loudspeaker
|~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|REQUIRED AKABAK SETTINGS:
|File > Preferences > Physical system constants:
|Sound velocity c = 344m/s
|Medium density rho = 1.205kg/m3
|Sum > Acoustic power:
|Frequency range = 10Hz to 20kHz
|Points = 533
|Input voltage = 2.83V rms
|Integration = 2Pi-sr
|Integration steps = 1 degree ... 1 degree
|Integration method = Cross
|~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Def_Const |Hornresp Input Parameter Values
{
|Length, area and volume values converted to metres, square metres and cubic metres:
S1 = 1.00e-4; |Horn segment 1 throat area (sq m)
S2 = 254.14e-4; |Horn segment 1 mouth area and horn segment 2 throat area (sq m)
S3 = 2100.00e-4; |Horn segment 2 mouth area (sq m)
L12 = 20.00e-2; |Horn segment 1 axial length (m)
L23 = 40.00e-2; |Horn segment 2 axial length (m)
|Parameter Conversions:
Sd = 1870.00e-4; |Total diaphragm area for 2 parallel drivers (sq m)
}
|~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|Network node numbers for this offset driver horn system:
| 0-Voltage-1
| |
|Radiator(1)-5-Driver-
| |
| 8-Segment-9-Segment-10-Radiator(2)
|~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Def_Driver 'Driver'
Sd=935.00cm2
Bl=13.97Tm
Cms=2.52E-04m/N
Rms=1.20Ns/m
fs=31.68Hz |Mmd = 83.70g not recognised by AkAbak, fs calculated and used instead
Le=1.33mH
Re=6.40ohm
ExpoLe=1
System 'System'
Driver Def='Driver''Driver 11'
Node=1=0=5=9
Driver Def='Driver''Driver 21'
Node=1=0=5=9
Radiator 'Diaphragm'
Node=5
SD={Sd}
Label=1
Waveguide 'Horn segment 1'
Node=8=9
STh={S1}
SMo={S2}
Len={L12}
Conical
Waveguide 'Horn segment 2'
Node=9=10
STh={S2}
SMo={S3}
Len={L23}
Conical
Radiator 'Horn mouth'
Node=10
SD={S3}
Label=2