1. Evaluation Report
COMPONENTS:Speaker
PART NUMBER: FE127E
Class:Full Range
MANUFACTURER: FOSTEX
Bee Technologies Inc.
All Rights Reserved Copyright (C) Bee Technologies Inc. 2007
2. Circuit Configuration
+
-
All Rights Reserved Copyright (C) Bee Technologies Inc. 2007
3. Frequency Response & Impedance Characteristic
Circuit Simulation Result
48
40
32
24
16
8
0
20Hz 100Hz 1.0KHz 10KHz 40KHz
V(V1:+)/ I(V1)
Frequency
Evaluation circuit
V1 +
1Vac U14
0Vdc
- FE127E
0
All Rights Reserved Copyright (C) Bee Technologies Inc. 2007
4. Circuit Simulation Result
Comparison graph
48
Measurement
40
Simulation
Impedance (Ohm)
32
24
16
8
0
10 100 1000 10000 100000
Frequency (Hz)
Simulation Result
Frequency Impedance(ohm)
%Error
(Hz) Measurement Simulation
20 8.500 8.455 -0.529
50 13.500 13.357 -1.059
66 17.000 16.964 -0.212
100 11.600 11.240 -3.103
200 8.500 8.479 -0.247
500 8.100 8.055 -0.556
1000 8.300 8.013 -3.458
All Rights Reserved Copyright (C) Bee Technologies Inc. 2007