AUDIO TELEX ATC5026 User manual

IECHMCAL DATA FOR SOUND
REINFORCEMENT SPEAKERS.
ATC5026 2o0mm (8 inch speaker) ,
full range , 30 watts ,suitable for
sound reinforcement applications.
Available with multi-tapped transfor-
mer for 100 volt line , model
4TC5027.
\v_ Noninal diameter 200mn ( 8' ' )
Rated impedance 8 ohn +- 2O%
Power capacity 30 wafis RMS
SensitiYity 92 dB +- 2dB
Frcquency range 42hz - l8Khz +- 3dB
Yoice coil dianeter 25 mm
Magn*ic assembly weight 13.00 oz (208 grams)
BNTBRED DATA
Entered driva DC resistance (Re) 7.60 ohms
Entef,ed driv€r resonance @ueocy @s) 47.20 Hz
Entered driver maxinurn impedance at Fs 4450 obms
Ent€,red driv€r Fl ftequency 37.T Hz@ 18.40 ohms
Entsed driver F2 ftequency 61.00 Hz @ 18.40 ohms
Calculated square root of Fl*F2 47.70H2 I
Conpliance calculated by added m"ss m€{hod .
Entered added mrss 20.00 grans
Entered drive{ new resonance ftequency 29.10 Hz
Entered driver piston diam€ter 165.00 mm
Entered driver mqgnet gap depth 4.00 mm
Entered driver voic€ coil lengtl 8.50 mrn
THBfi B - SMALL PARAMETERS
Free air resonance (Fs)=SQR (F1*F2) 47.70 Hz
Qts 0.8318
Qes 1.0031
Qms 4.87
Equivalent acoustic compliance ( Vas ) 60.30 lit€s
Piston area ( Sd ) 0.0214 square meters
DC r€sistance ( Re ) 7.60 ohns
Volume displacement ( Vd ) 48.11 ccm
Linear displac€m$t ( Xmax ) 2.25 mm
Power bandling (Pe) 30 wats RMS .
Coils inductance ( te ) E ohms
Reference efticiency ( Ref Etr ) 0.63 %
Efficiency baadwidtl Product ( EBP ) 47.55 Hz
ADDITIONALDATA
Moving mass of diapbran only 10.08 grams
Movitrg mr<s of dlaphram & air load (Mms) 11.86 grams
Mass of air load on diapbam (Ma) 1.77 grans
Compliance (Cms) 0.00094 !o/tl
BL product (Bl) 5.19 N/A
Sensitivity (SPL lw / lm ) 92dB +- 2tlB