Pomoć oko 3-way skretnce
21.10.2017. u 19:17 · pre 109 meseci
#1
Pozdrav ljudi :-)
Imam jednu muku već neko vreme.. Napravio sam trosistemsku kutiju za Celestion TF 1530, Martin wisman beta pro 8 i Eminence APT 150...
E sad jedino što je preostalo za uraditi je skretnica, a skretnicu nikad nisam pravio do sad (imam sve za pravljenje pcb fotopostupkom) i neko vreme sam pokušavao nešto sam da proračunam preko nekih sajtova, ali nisam bio siguran i nemam puno vremena ni novca da eksperimentišem sam, pa bi zamolio vas dobre ljude za pomoć oko šeme, proračuna skretnice.
info o drajverima:
Celestion TF 153
Nominal diameter (mm/in) 381/15
Power Rating (AES, W rms) 400
Nominal impedance (�) 8
Voice coil diameter (mm/in) 76/3
Magnet type Ceramic
Magnet weight (kg/oz) 2.44/86
Chassis type Pressed steel
Sensitivity (dB) 99
Frequency range (Hz) 40-3000
Coil material Round copper
Former material Polyimide
Cone material Kevlar loaded paper
Surround material Cloth-sealed
Suspension Single
Xmax (mm/in) 2.0/0.08
Gap depth (mm/in) 8.0/0.31
Voice coil winding width (mm/in) 12.0/0.47
Small Signal Parameters
D (m/in) 0.33/12.99
Fs (Hz) 45
Mmd (g/oz) 77.70/2.74
Mair
Qms 4.20
Qes 0.42
Qts 0.38
Re (�) 5.70
Vas (lt/ft3) 141.2/4.99
BI (Tm) 18.70
Cms (mm/N) 0.14
Rms (kg/s) 6.13
Le (mH)
Martin wisman beta pro 8
Nominal diameter 203mm.8in
Nominal impedance 8 ohm
Power rating 120w RMS
Sensitivity (1w/1m) 95dB±3dB
Frequency range 88-4.5KHz
Voice coil diameter φ 49.5mm
Voice coil length 12mm
Air gap height 8mm
Magnet dimension φ 140mm×20mm
THIELE & SMALL PARAMETERS
Resonace frequency, FS 88Hz
D.C. resistance, Re 6.0 ohm
Mechanical quality factor, Qms 3.13
Electrical quality factor, Qes 0.54
Total quality factor, Qts 0.46
Equivalent air volume to Cms, Vas 9.5L
Mechanical compliance, Cms 0.13mm/N
Bl factor, BI 11.91N/A
Effective surface area, Sd 0.02m2
Eminence APT 150
SPECIFICATION
Impedance: 8 ohm
Power: 45 W RMS 3.5 kHz
85 W RMS 5.0 kHz (IEC 268-5, crossover frequency 6 kHz, 18 dB/octave)
Resonance: 600 Hz
Usable Frequency Range: 3.5 kHz to 20 kHz
Recommended Crossover: 3.5 kHz
Sensitivity (1 W 1 m mounted to test horn): 105 dB
Dispersion 100 x 50
Diaphragm Material: Phenolic
Weight: 700 grams
Imam jednu muku već neko vreme.. Napravio sam trosistemsku kutiju za Celestion TF 1530, Martin wisman beta pro 8 i Eminence APT 150...
E sad jedino što je preostalo za uraditi je skretnica, a skretnicu nikad nisam pravio do sad (imam sve za pravljenje pcb fotopostupkom) i neko vreme sam pokušavao nešto sam da proračunam preko nekih sajtova, ali nisam bio siguran i nemam puno vremena ni novca da eksperimentišem sam, pa bi zamolio vas dobre ljude za pomoć oko šeme, proračuna skretnice.
info o drajverima:
Celestion TF 153
Nominal diameter (mm/in) 381/15
Power Rating (AES, W rms) 400
Nominal impedance (�) 8
Voice coil diameter (mm/in) 76/3
Magnet type Ceramic
Magnet weight (kg/oz) 2.44/86
Chassis type Pressed steel
Sensitivity (dB) 99
Frequency range (Hz) 40-3000
Coil material Round copper
Former material Polyimide
Cone material Kevlar loaded paper
Surround material Cloth-sealed
Suspension Single
Xmax (mm/in) 2.0/0.08
Gap depth (mm/in) 8.0/0.31
Voice coil winding width (mm/in) 12.0/0.47
Small Signal Parameters
D (m/in) 0.33/12.99
Fs (Hz) 45
Mmd (g/oz) 77.70/2.74
Mair
Qms 4.20
Qes 0.42
Qts 0.38
Re (�) 5.70
Vas (lt/ft3) 141.2/4.99
BI (Tm) 18.70
Cms (mm/N) 0.14
Rms (kg/s) 6.13
Le (mH)
Martin wisman beta pro 8
Nominal diameter 203mm.8in
Nominal impedance 8 ohm
Power rating 120w RMS
Sensitivity (1w/1m) 95dB±3dB
Frequency range 88-4.5KHz
Voice coil diameter φ 49.5mm
Voice coil length 12mm
Air gap height 8mm
Magnet dimension φ 140mm×20mm
THIELE & SMALL PARAMETERS
Resonace frequency, FS 88Hz
D.C. resistance, Re 6.0 ohm
Mechanical quality factor, Qms 3.13
Electrical quality factor, Qes 0.54
Total quality factor, Qts 0.46
Equivalent air volume to Cms, Vas 9.5L
Mechanical compliance, Cms 0.13mm/N
Bl factor, BI 11.91N/A
Effective surface area, Sd 0.02m2
Eminence APT 150
SPECIFICATION
Impedance: 8 ohm
Power: 45 W RMS 3.5 kHz
85 W RMS 5.0 kHz (IEC 268-5, crossover frequency 6 kHz, 18 dB/octave)
Resonance: 600 Hz
Usable Frequency Range: 3.5 kHz to 20 kHz
Recommended Crossover: 3.5 kHz
Sensitivity (1 W 1 m mounted to test horn): 105 dB
Dispersion 100 x 50
Diaphragm Material: Phenolic
Weight: 700 grams
Re: Pomoć oko 3-way skretnce