Bose 500PM, Service Manual, Page: 4 / 18

4
SPECIFICATIONS
External Dimensions, Single Speaker,
including grille:
18.09"L x 11.77"D x 10.10"H
(45.95 x 29.90 x 25.65 cm)
Weight: Packed Pair, 60lb (27.3kg)
Shading Network Assembly: 5.6uF capacitor with 0.13mH series inductor,
33uF capacitor with 0.5mH series inductor, 33uf
capacitor with 3.9
Ω
parallel resistor and 0.8mH
parallel inductor.
Internal Cabinet Volume: 19 Liters net
Port (each side): Flared slot port tuned to 58Hz
Impedance: 6
Ω
nominal, 4.8
Ω
minimum from 20Hz to 20kHz
Power Handling: 200W (34.6Vrms) continuous per IEC-268-5.
Sensitivity: 85dB SPL @ 1W/1m, free-field, per IEC-268-5
for octave band centered at 400Hz.
SmartProtect:
Turn on voltage of the transistors
of the electronic switch:
1.5-1.8Vrms
Resistance prior to turn on: 3
Ω
On resistance: <0.2
Ω
Max audio voltage applied to speaker: 70Vrms
Maximum cont. sinusoidal current, 1Khz: 3.6Arms
±
15%
Maximum cont. sinusoidal current, 150Hz: 5Arms
±
15%
Reset time: 200-400ms
Time to trip, as a function of
speaker current:
DC turn-off current: 5A
Speaker Current
I/I
∞
Time to Trip
3.3 1-5ms
3 0.8ms
2 2s
1.5 3s
1
∞