Harbeth Audio Monitor 20 Brochure

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ADVANCED TECHNOLOGY
STUDIO MONITOR LOUDSPEAKERS
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Since 1977, when Harbeth was founded by the senior ex-BBC audio engineer, Harbeth has pioneered advanced loudspeaker technology, first with polypropylene and now in the digital era with RADIAL
TM
. Engineered around Harbeth's British Patent 2269511,Harbeth’s professional monitors satisfy the most critical users demand for high resolution, natural easy sound,and reveal low-level detail in compressed (MPEG) audio that is inaudible on conventional speakers.
The Mastering Series provides a frame of
reference to the sound professional in:
Sound/vision galleries
On/off line editing and dubbing
Outside Broadcast and audio/video workstations
Technical Quality Assessment and control
sers familiar with ‘the BBC sound’will be instantly at home with these monitors and their natural 'family' sound,so that projects commenced on the miniature Monitor 20’s can be confidently finished on Monitor 30’s or 40’s and vice versa.The clear advantage of Harbeth’s technology is vividly demonstrated in today’s ‘workstation office’, where modest acoustic isolation and high ambient noise levels require the high definition ‘BBC sound’at all listening levels.Magnetic shielding permits positioning right next to colour picture monitors.
Designed by Alan Shaw for a consistent Harbeth sound balance throughout the range,the Mastering Series philosophy enables any combination of Monitor 20,30 or 40 to be integrated into two channel stereo through five+ channel Dolby Digital (AC3) monitoring solutions,all with a smooth,involving uniform sound.For critical listening,nothing out-performs Harbeth’s patented technology.
Available in both passive and active
Advanced electronics allows fine adjustment of frequency response to compensate for difficult environments or user taste via comprehensive local and remote control facilities. In the case of the Monitor 40’s Open Architecture, there is no limit to the flexibility of adjustment: it is,quite simply, the ultimate monitoring solution.
Well known in sound and vision galleries,digital workstations and OB's,the Monitor 20 offers a remarkably full scale sound that belies its extremely compact dimensions. Magnetically shielded, the 20’s can be sited immediately adjacent to TV monitors: ideal for nearfield monitoring in desktop sound and video editing.The two-way sealed box has a skillfully contoured bass response for a solid impression of bass warmth combined with an accurate presentation of programme balance and excellent stereo imaging.Wherever space is at a premium and a true monitor is demanded, the Monitor 20 is the solution.
The passive Monitor 20 is a drop-in replacement
for the BBC LS3/5a.
An Active Monitor 20 is also available.
Size: (h x w x d) 306 x 190 x 190 mm
Sensitivity: 82dB/1W/1m ea. Impedance: 4-6 0hms Max power: 50W
Recommended amp (passive) 50-75W rms
Drive units: 110mm bass/mid; 19mm HF
Full specifications: www.harbeth.com
~LOUDSPEAKER
Short form Spec
Monitor
U
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S~NATURALLY~
Crafted around Harbeth's RADIALTMtechnology, the Monitor 30 achieves effortless clarity throughout the midrange,with extended bass and at higher levels than the Monitor 20.The excellent midband clarity and resolution of the 30’s permits critical judgement of audio quality - essential where multi-pass MPEG encoding/decoding/re­encoding occurs. Magnetically shielded, the 30’s can be conveniently mounted on floor stands,hung from ceiling brackets or positioned right next to colour monitors.
Ideally suited to medium size control rooms/cubicles for all speech and music reproduction, the Monitor 30 is the excellent all-round solution. Combined with Monitor 20's for the rear channels,a Monitor 30/Monitor 20 system creates a superb yet compact Dolby Digital surround mastering system.
The passive Monitor 30 is a drop-in replacement
for the BBC
LS5/9.
An Active Monitor 30 is also available.
Size: (h x w x d) 460 x 277 x 285 mm
Sensitivity: 85dB/1W/1m ea.
Impedance: 8 0hms
Max power: 100W
Recommended amp (passive) 50-150W rms
Drive units: 200mm RADIAL
TM
bass/mid; 25mm HF
Full specifications: www.harbeth.com
Short form Spec
Monitor
Of similar dimensions to the BBC LS5/8, the 40’s build on the
‘BBC Grade 1 Reference Monitor standard’with extended dynamic
and frequency range together and the complete elimination of colouration.The Monitor 40 is the preferred choice for sound professionals working at the cutting edge of recorded sound, where absolute confidence ensures on time/cost production budgets.
Three optimised drive units (including the mid and tweeter units from the Monitor 30) are seamlessly combined to generate a ‘curtain of sound’experience for pin-point stereo and thrilling neutruality. No matter how long or late the session, the Monitor 40 delivers clean, smooth natural sound at any listening level and distance in the near, mid or far field.The ultimate monitor.
Active, see overleaf...
The Active Monitor 40 is a drop-in replacement
for the
BBC LS5/8.
Also available as a passive monitor.
Size: (h x w x d) 750 x 432 x 400 mm
Sensitivity: 84dB/1W/1m ea. Impedance: 6 0hms Max power: 200W
Recommended amp (passive) 100-250W rms
Drive units: 300mm bass;
200mm RADIAL
TM
bass/mid; 25mm HF
Full specifications: www.harbeth.com
Short form Spec
Monitor
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Engineered around Harbeth’s Open Architecture,the 40’s local multi-band, user programmable shelf-up/shelf-down controls,subsonic filters,optional VCA and inbuilt pink­noise generator make for perfect speaker/room and user integration.The ingenious balanced ‘send to remote’and ‘receive from remote’ allows unlimited and highly specific equalisation to be applied to correct acoustic differences in less than ideal environments - or to force the 40’s at the touch of a button - to emulate any other loudspeaker; a convenient way to reassuring the Producer of audibility in a typical listener’s home.
Modular, future proof and easily serviced, the 40’s opto-coupled logic control allows muting of individual drive units, and the MOSFET power amps develop a generous reserve for accurate transients.Wherever absolute confidence, flexibility and effortless neutruality is necessary,the Monitor 40 Active is the comprehensive solution.
Harbeth Technical Support
Although Harbeth Monitor 20, 30 and 40 systems functionally replace the BBC LS3/5a, LS5/9 and LS5/8, Harbeth are able to refurbish and recalibrate the earlier BBC models using original spares.This support will continue as long as spare part stocks permit.
Whatever your monitoring needs,the Harbeth Mastering Series can accomodate with precision. For further application or technical support,please contact Harbeth:
Harbeth Audio Ltd.
Unit 11, Ditchling Common Est. Hassocks,West Sussex,U.K. BN6 8SG.
Tel.
01444 235566
Fax.
01444 870066
E-mail.
Specifications are subject to change without notice: please check with
www.harbeth.com for latest details.
The active Monitor 40 is the ultimate monitoring solution: the ‘BBC sound’ and unlimited user flexibility.
The Secret is RADIAL
TM
A loudspeaker's fundamental
sound quality is limited by the
colouration of its midrange cone
material. A Harbeth/British
Government sponsored
R & D programme has produced
an innovative breakthrough:
Harbeth's patented RADIAL
TM
cone. Engineered from basic
polymeric molecules upwards for
superb acoustic properties, the
clarity and detail of the midrange
confirms the Mastering Series as
the highest resolution monitor
systems in the world.
Alan Shaw ~ Harbeth’s
Designer/Managing Director
R
~LOUDSPEAKERS~
~NATURALLY~
REMOTE
VCA CONTROL
(OPTION)
SEND TO
SUB-WOOFER
RECIEVE FROM
REMOTE
SEND TO
REMOTE EQ
ISOLATED SEND POWER
TO REMOTE
REMOTE
LOGIC CONTROL
(MUTE ATTENUATION)
PINK NOISE
(REMOTE SWITCHES)
INPUT FROM SOURCE
(MIXING DESK)
LOCAL SWITCHES
P
O
W
E R
A
M
P S
T
M
B
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