Radio Shack 40-1024A - Speaker Specifications; Electrical and Physical Parameters

SPECIFICATIONS
Nominal Impedance .................................................................................................................8 ohms
Frequency Response ...................................................................................................35 Hz-3000 Hz
Free Air Resonance (Fs) Frequency .......................................................................................... 35 Hz
Infinite Baffle Resonance Frequency ......................................................................................... 33 Hz
Piston Area (SD) .................................................................................................................0.0214 m
2
Power Handling..................................................................................................................50 W RMS
Maximum Power........................................................................................................................ 100 W
Flux Density (BL)...........................................................................................................................6.77
DC Voice Coil Resistance (RE, ohms) ..................................................................................6.6 ohms
Voice Coil Inductance (LVC at 1 kHz) .................................................................................... 0.93 mH
Equivalent Air Volume (Vas)................................................................................................ 2.7 ft
3
/76 l
SPL.......................................................................................................................... 87ð ±2 db/1W/1m
Moving Mass (Mms).................................................................................................................18.38 g
Electrical Q Factor (QES)..............................................................................................................0.57
Mechanical Q Factor (QMS)..........................................................................................................3.46
Total Q Factor................................................................................................................................0.49
Equivalent Acoustic Volume (VAS)..............................................................................................76.3 l
Mechanical Suspension Compliance (CMS, UM/N)......................................................1174.63 UM/N
Mechanical Mass of Cone Assembly and Free Air Load..........................................................18.35 g
Mechanical Mass of Cone Assembly Only...............................................................................16.55 g
Peak-to-Peak (Maximum) Linear Excursion...........................................................................2.35 mm
Cutout....................................................................................................................... 7 Inches/17/8 cm
Depth...................................................................................................................... 3
1
/
8
Inches/8.0 cm
Magnet Weight ........................................................................................................................9.97 oz.
Speaker Weight.......................................................................................................................33.3 oz.
Specifications are t
y
pical; individual units mi
g
ht var
y
. Specifications are subject
to chan
g
e and improvement without notice.
RADIO SHACK
A Division of Tandy Corporation
Fort Worth, Texas 76102
6A6 Printed in China
40-1024a.fm Page 2 Tuesday, August 10, 1999 1:02 PM