Bowers & Wilkins TM4S, 800D, 801D, 802D, 803D User Manual

SPINE

800 Series

803S
804S
805S

SCMS
HTM3S
HTM4S

DS8

800D
801D
802D

803D
HTM1D
HTM2D

HTM 3

HTM 4

Technical features Free-mounted aluminium dome tweeter
Kevlar
Rohacell
Matrix

®

brand fibre cone FST™ midrange

®

cone bass

™

cabinet

Magnetic shielding

Description 3-way closed-box system

Drive units 1x ø25mm (1 in) aluminium dome high-frequency
1x ø150mm (6 in) woven Kevlar
2x ø165mm (6.5 in) Rohacell

®

cone FST™ midrange

®

cone bass

Frequency range -6dB at 35Hz and 50kHz

Frequency response 42Hz – 22kHz ±3dB on reference axis

Dispersion Within 2dB of reference response
Horizontal: over 60º arc
Vertical: over 10º arc

Sensitivity 90dB spl (2.83V, 1m)

Harmonic distortion 2nd and 3rd harmonics (90dB, 1m)
<1% 100Hz – 22kHz
<0.5% 120Hz –20kHz

Nominal impedance 8

⍀ (minimum 3.2⍀)

Crossover frequencies 350Hz, 4kHz

Recommended amplifier power 50W – 250W into 8

Max. recommended 0.1

⍀

⍀ on unclipped programme

cable impedance

Dimensions Height: 320mm (12.6 in)
Width: 783mm (30.8 in)
Depth: 316mm (12.4 in)

Net weight 28kg (62 lb)

Finishes Cabinet Real wood veneers
Cherrywood
Rosenut
Black Ash
Grille Black cloth

Free-mounted aluminium dome tweeter

®

brand fibre cone bass/midrange

Kevlar

™

cabinet

Matrix

™

Flowport
Magnetic shielding

2-way vented-box system

1x ø25mm (1 in) aluminium dome high-frequency
1x ø165mm (6.5 in) woven Kevlar

®

cone bass/midrange

-6dB at 42Hz and 50kHz

49Hz – 22kHz ±3dB on reference axis

Within 2dB of reference response
Horizontal: over 60º arc
Vertical: over 10º arc

88dB spl (2.83V, 1m)

2nd and 3rd harmonics (90dB, 1m)
<1% 100Hz – 22kHz
<0.5% 150Hz –20kHz

8

⍀ (minimum 2.6⍀)

4kHz

50W – 120W into 8

0.1

⍀

⍀ on unclipped programme

Height: 279mm (11 in)
Width: 486mm (19.1 in)
Depth: 287mm (11.3 in)

12.5kg (27 lb)

Cabinet Real wood veneers
Cherrywood
Rosenut
Black Ash
Grille Black cloth