Kenwood SW-25HT - User Manual

POWER SUBWOOFER
KS-303HT/SW-22HT/25HT
SERVICE MANUAL
REVISED
© 2001-4/B51-5710-00 (K/K) 1362
AC power cord
(E30-5857-08)
Fuse holder
(J13-0212-08)
AC power cord bushing
(J42-0243-08)
LED
(B30-1832-08)
Grille ass'y
(B06-1481-08)
RCA jack x2
(E63-0213-08)
Control rotary
(R31-0418-08)
Slide switch
(S62-0213-08)
Control rotary
(R31-0419-08)
70%
SPECIFICATIONS
Subwoofer(SW-22HT/SW-25HT)
System Subwoofer system with built-in amplifier
Audio
Output Power
50 Watts RMS, at 4Ω from 40 Hz to 160 Hz with no
more than 0.09% total harmonic distortion
section
Input Sensitivity/Impedance
100 mV/43 kΩ, 200 mV/43 kΩ (MONO)
RCA-type pin-plug jack (LINE IN):
Push-type terminals:
1.8V/1.2 kΩ
Turn Over Frequency
80 Hz ~ 160 Hz
Phase Switching
NORMAL, REVERSE
Enclosure
Bass-Reflex
Speaker
Loudspeaker
200 mm (8") Cone type
section
Nominal Impedance
4 Ω
Frequency Response
40 Hz ~ 250 Hz
Power Consumption
110 W
Supply Voltage
AC120 V, 60 Hz
Dimensions Width:
286 mm (11-1/4")
General
Height:
368 mm (14-1/2")
Depth:
356 mm (14")
Net Weight
11.2 kg (24.7 Ib)
Enclosure Finish
High density particle board Iaminated with simulated
wood grain vinyl.
Front speaker, Center speaker, Rear speaker
Front speaker Center speaker Rear speaker
system 2 way 2 way 1 way
(Magnetically shielded) (Magnetically shielded)
Enclosure Acoustic Air Suspension Acoustic Air Suspension Acoustic Air Suspension
Loudspeaker 100 mm(4") Cone type
(Full Range type)
Woofer: 100 mm(4") Cone type 100 mm(4") Cone type –
Tweeter: 50 mm(2") Cone type 50 mm(2") Cone type –
Nominal Impedance 8 Ω 8 Ω 8 Ω
Peak Input Power – 80W 80W
Maximum Input Power 80W 40W 40W
Sensitivity 88dB/Wat 1m 88dB/Wat 1m 85dB/Wat 1m
Frequency Response 100Hz ~ 20,000 Hz 100Hz ~ 20,000 Hz 100Hz ~ 20,000 Hz
Crossover Frequency 3,000 Hz 3,000 Hz –
Dimensions Width:
129mm(5-1/16") 129mm(5-1/16") 129mm(5-1/16")
Height: 198mm(7-13/16") 198mm(7-13/16") 198mm(7-13/16")
Depth: 120mm(4-3/4") 120mm(4-3/4") 120mm(4-3/4")
Net Weight 1.2kg(2.6Ib)/piece 1.0kg(2.2Ib) 0.8kg(1.8Ib)/Piece
NOTE: THE GRILLES ON ALL SPEAKERS CANNOT BE REMOVED.
Notes:
1. Kenwood follows a policy of continuous advancements in development. For this reason, specifications may be changed without notice.
2. Full performance may not be exhibited in extremely cold locations (below 0 deg. C).
Switch push
(S68-0206-08)
Speaker jack
(E70-0204-08)
Switch rocker
(S66-0204-08)
KS-303HT is bundled up satellite speaker. SW-22HT and
SW-25HT are Subwoofer only.

Summary

Specifications

Front Speaker Specifications

Details on the front speaker's type, impedance, input power, sensitivity, and frequency response.

Center Speaker Specifications

Details on the center speaker's type, impedance, input power, sensitivity, and frequency response.

Rear Speaker Specifications

Details on the rear speaker's type, impedance, input power, sensitivity, and frequency response.

Subwoofer Specifications

Technical specifications for the SW-22HT/SW-25HT subwoofer, including output power and physical dimensions.

Disassembly for Repair

Grille Assembly Removal

Instructions for removing the grille assembly from the subwoofer for repair purposes.

Amplifier Removal Procedure

Steps detailing how to remove the amplifier unit from the subwoofer enclosure.

Exploded View

Parts List

Kenwood SW-25HT Specifications

General

Brand	Kenwood
Model	SW-25HT
Category	Subwoofer
Language	English